PDA

View Full Version : Calculus & Beyond

Pages : 1 2 3 4 5 6 7 8 9 [10]
  1. derivative of 2^x
  2. Evaluation of Limits
  3. Prove that the ratio of the length of a diagonal to that of its corresponding side
  4. Show coefficient sequences converge.
  5. Parametrization of the path described by the end of a thread
  6. what's the difference between a ball and a neighborhood?
  7. Hysteresis and steady states
  8. Fourier Transform H(t).cos(w0t)
  9. True/false question on integration...
  10. complex powers
  11. Gamma function
  12. product rule
  13. Linearly Independence and Sets of Functions
  14. Flux through sphere NOT centred at origin
  15. Integral Manipulation
  16. Challenge!! Use Taylor series expansions to prove first-order Differential Equation
  17. Vector Functions Amusement Park Ride
  18. Need to rewrite linear combination as vector expression.
  19. Help with ellipse geometry
  20. Confused about drawing matrix diagram
  21. Showing sup{f(x)} - inf{f(x)} >= sup{|f(x)|} - inf{|f(x)|}
  22. Equation of a curve in 3 dimensions
  23. Hessian matrix in taylor expansion help
  24. Eigen vector proofs
  25. ∫(4dx)/sqrt(-4x - x^2)
  26. Find the area using integration.
  27. Vector calc easy q
  28. Finding the length of a vector given the magnitudes
  29. Solve the Initial Value problem
  30. ODE Pulley slippage
  31. Find the general solution of a differential equation
  32. Time between process problems (Probability distributions)
  33. square root of negative complex exponential
  34. Limit of a sequence
  35. Linear independence if there is a column of zeros
  36. Limit point.
  37. Maclaurin's Series
  38. Intro Statistics/ Probability help?
  39. Projections in Linear Algebra
  40. eigenvectors of a 2D hermitian operator (general form)
  41. Integrating complicated functions of time
  42. General Determinant Proof
  43. dynamics train problem nonconstant accel
  44. Convergent Sequences and Functions
  45. Verifying the integral form of the Bessel equation by substitution
  46. Proofs, [itex]\exists[/itex] x [itex]\in[/itex] (1, [itex]\infty[/itex]) such that...
  47. Find radiated energie using Parseval Theorem
  48. Solving wave equation with Fourier transform
  49. Integral of 1/[(x^2)*(sqrt(6x+1))]
  50. Differential Equations
  51. The set of convergent subsequences
  52. Financial Assignment involving annuities
  53. Doughnut Volume
  54. Compute the degree of K over Q
  55. Joint density problem.
  56. Finding the P(2x1>x2) for a bivariate normal distribution
  57. Laurent series of 1/(e^z - 1)
  58. Second-Order Partial Derivative of a Parametric Function
  59. Volume in Spherical Coordinates
  60. repeating sequence
  61. Determine if this polynomial has a repeated factor
  62. For f(x), prove that there exists a unique a such that f(a) = a
  63. Calc AB Related Rates Problem
  64. Straightforward Binomial Coefficient Proof
  65. f'(x) of a fraction
  66. integration of inverse trig functions
  67. Prove that liming(a_n + b_n) ≤ liminf a_n + limsup b_n
  68. Chain Rule for Vector Function
  69. Not your normal Trigonometry Question
  70. Confused on creating a normalized histogram (on excel)
  71. Solids of Revolution - Volume
  72. Probability of Baseball Division Title
  73. Laplace transform with Convolution
  74. hyperbolic functions
  75. state-space description, nonlinear system, inverted pendulum
  76. Laplace transform of te^t
  77. SUPER CONFUSING linear algebra question :)
  78. Triple Scalar Product
  79. trigonometric antiderivatives
  80. are linear dependent data normal distributed?
  81. An integral as an approximation of a sum.
  82. Mapping a cylinder onto a sphere
  83. I need yr help in Green theorem, plz plz plz
  84. show that Max|f(x)|>=1/4
  85. Prove (n)^(1/n) < 1 + sqrt(2/n) for all positive n.
  86. Solution of Initial Value Problem
  87. Find parametric equations given point and two planes
  88. Area between a line and a parabola
  89. Every nxn matrix can be written as a linear combination of matrices in GL(n,F)
  90. If a matrix commutes with all nxn matrices, then A must be scalar.
  91. [Statistics] Conditional Probability questions?
  92. Complex Analysis
  93. Determining of a sequence is convergent or divergence
  94. Deriving Logistic Population Model (ODE question)
  95. Conditional Probability
  96. How does this proof look?
  97. Solving a Complex Circuit Equation
  98. Is this transformation problem doable?
  99. Spivak: typo or not?
  100. Conditional Probabilty
  101. Laplace Transform
  102. Linear Transformation questions about dimensions
  103. Composition of Linear Transformations
  104. Confused about the wording of this probability problem
  105. Why does Lim as x approaches infinity of x/(x-9) = 1?
  106. Proofs: Absolute Values and Inequalities
  107. Conditional Probabilty
  108. Having problems evaluating definite integral
  109. Laplace transform - step function
  110. integration by parts
  111. more integration by parts
  112. MGF and moments
  113. Epsilon-Delta Problem
  114. Convergence Induction
  115. How to evaluate this integral?
  116. Suppose that f(z) is analytic inside and on the ...
  117. Probability theory. quick question regarding conditionalizing the binomial dist
  118. Normal Subgroup Conjugate of H by element
  119. Integrate with e^-3x
  120. Proof of Polynomial Countability
  121. Gradient transforms under axes rotation
  122. Instantaneous Speed Application Problem
  123. Proof: (a^c)^d = a^(cd)
  124. Accepting null/alternate hypnothesis at various significance levels
  125. Finding Mobius Transformation
  126. Proof~Spivak Calculus: Problem 1.21
  127. Problem with bounded linear transformation
  128. Unbounded Entire Function must be Polynomial
  129. Cauchy Sequence
  130. Polynomials and Ideals
  131. Question about groups and limit points?
  132. 2nd order DE..."largest interval" confusion
  133. Find the maximum rate of change
  134. integration by parts and negatives
  135. prove nonempty, unbounded feasible region has no optimal solution
  136. I need a really cool idea for a center of mass project!
  137. Parameterizing paths question
  138. Calculating divergence using covariant derivative
  139. linear programming proofs PLEASE HELP!
  140. Prove the inverse image is a subspace.
  141. finding tangent lines that pass through given points
  142. A discrete logarithm Question
  143. what p(x) should be in shell method
  144. Advanced Calc Proof
  145. Let f(z) be analytic. Does f(z) take the interior of ...
  146. trigonometric integration
  147. Very Simple Question About Finite Differences/Sequences & Series
  148. Find a vector tangent to the curve of intersection of two cylinders
  149. Solving Differential Equations for Inclined Plane.
  150. Solving Differential Equation System
  151. Random sums of rvs
  152. what is the sine of "i" (initial value prob)
  153. convex function on closed interval?
  154. Simple Linear algebra question but I have to have a brain freeze...smh
  155. Matrix of linear operator (lie algebras)
  156. Basic statistics help, regression
  157. Proving isomorphisms
  158. Can someone please help me build the differential equation for this word problem?
  159. Third isomorphic proof of the day.
  160. Constrained Optimization Proof
  161. integrating 3cos[SUP]5[/SUP]3xdx
  162. Differential Equation of Two Functions
  163. Second Order Linear Homogeneous DE
  164. Volume of cathedral dome (Using volumes of revolution, disk method)
  165. Integral of 1/sqrt(u^2-a^2) du, when u < -a
  166. Existence and Uniqueness
  167. Trying to understand an integration example
  168. Advanced Linear Algebra
  169. how to prove x^a >= 1?
  170. General formula for derivative (nth formula)
  171. Irreducible polynomial over finite field
  172. Integration by parts - Does this make sense?
  173. Symmetric, irreducible, tridiagonal matrix: Eigenvalues
  174. Complex Variables (Finding complex roots)
  175. Prove using the formal definition of a limit
  176. HELP! First Order DE using Substitution Method
  177. Increasing and descreasing function question
  178. Proof about sin(x)
  179. Complex Variables - Mappings
  180. number theory problem about Fermat 's little theorem
  181. linearity for a PDE
  182. Eigenvalues for Equilibrium Points of First Order Nonlinear DE
  183. systems of linear equations
  184. Extreme Value theorem does not hold if [a; b)
  185. Extreme and Intermediate value theorem
  186. Definite Integration
  187. Trouble understanding how to choose a free variable (linear algebra)
  188. vector calculus
  189. Population Growth Differential Equations
  190. f(x)=f(2x)=3. Is it strictly a constant function??
  191. Limit of sequence
  192. Absolute Value of Limits Proof
  193. Partial differentiation question. Would all three methods work?
  194. Assignment question, root, Intermediate Value Theorem
  195. Nondimensional DE
  196. Branch cut of the principle value log
  197. Maximum of a function
  198. How do you find the intersection of the complements of two neg. dep events?
  199. Coset Question
  200. Show the Exact Differential Equation solution is also a solution to another equation
  201. Need help trying to integrate a messy function
  202. Please help with this matrix question! Solve for Eigenvales, and Eigenvectors
  203. Real Analysis Supremum of a Set Proof
  204. Proof by contradiction, please help
  205. solution of differential with initial conditions
  206. What point on the line y=3x-1 is closest to the origin? What is the distance?
  207. Interpreting Linear Algebra Equation
  208. Integration using the reduction formula
  209. Please give me a hint to solving this simple vector dot product proof
  210. showing that a given metric is Riemannian
  211. Calculating a metric from a norm and inner product.
  212. Linear Algebra - Find matrix A such that Ax is perpendicular to [1 2 3] for all x
  213. Strong Duality Theorem in Linear Programming
  214. Set-Theoretic Notation Kuratowski
  215. Linear Algebra - Matrix Equations
  216. Continuous not bounded above function
  217. Limit of natural log
  218. Find all x such that |x-1|+|x-2|>1.
  219. Use comparison theorem to determine if \int_{0}^{1}\frac{e^{-x}}{\sqrt{x}}~dx
  220. Multivariable Calculus
  221. Find equation of tangent line given only x. Please help!
  222. Differential Equations of Cooling Laws
  223. probability question?
  224. Digraphs Help
  225. Rotational Volume - spherical cap, solids, and napkin ring problems
  226. Ordered Pairs in Relation A to B
  227. Linear Algebra Homework Help
  228. Convergent sequence.
  229. An elastic ball bouncing up a slope, where does it bounce first?
  230. Exact differentials
  231. Errors in Left and Right Approximation in Calculus?
  232. Linear Algebra: Finding a unit vector sharing a given angle with two other vectors
  233. Derivative and Jacobian of a transformation
  234. (Tricky) Absolute Value Inequalities
  235. A "simple" application of dirac delta "shift theorem"...help
  236. Finding area between 2 curves with 3 intersections
  237. Max Norm
  238. dice question
  239. Circular motion
  240. continuous and differentiable function
  241. differentiability
  242. when does change in v=v2+v1
  243. Solving a first order DE using integrating factor method
  244. Drawing the lattice curves of a transformation
  245. Interesting convergence of sequence
  246. Derivative of 10 - 20/(t+1)^2 - process help
  247. Fourier Transform Proof
  248. a to a+dx
  249. Connectedness of a subset of a metric space.
  250. u substitution with trig
  251. Trouble with Integral to find area using Green's Theorem
  252. Surface area of the upper hemisphere
  253. Evaluate the integral using integration by parts?
  254. Definite Integral of Trig Function
  255. Help with a limit equation involving tangent
  256. memorize...?
  257. the derivative of natural logs
  258. indefinite forms and l'hopital
  259. 2 Proofs: Does this work?
  260. Euler's method
  261. Indeterminate Limits (L'Hopitals Rule)
  262. Infinite Order of Non-Identity Elements
  263. Plotting a region in the complex plane
  264. I found this to be quite a problem! get involved
  265. Calculating mean and variance of probability
  266. Two unit vectors that are normal to the plane
  267. Composition of endomorphisms have same eigenvalues
  268. is (2^1/2 + 7^1/3)^1/2 irrational?
  269. Integration of Rational Functions by Partial Fractions
  270. Complex & Hermitian Conjugate of Matrix
  271. Problem regarding '+ or -' with squares and square roots in a differential equation
  272. Trigonometric equation
  273. Double integral and reversing order
  274. Calc 1, f'(x) > 0 if x < 0 ? What does this mean?
  275. Solving a differential equation with intial conditions, please help
  276. Abstract Algebra - Smallest subgroup of GL(n,R)
  277. number thory- fermet's little theorm
  278. Finding the nth+1 derivative via Leibniz
  279. number theorm -- Euler theorem
  280. Question about Formulating an Equation
  281. Maximums and Supremums - vectors
  282. Maximum number of transpositions required to make all permutations.
  283. Logic: Natural Deducation
  284. a continuous function problem
  285. Solving for Q and R in Seemingly Unsolvable Problem
  286. Volume by Cylindrical shells
  287. Integration of Rational Functions
  288. Help Proof of simple theorems with addition and mulitplication axioms
  289. Prove a Statement about the Line Integral of a Vector Field
  290. The integral of cot^3(x)
  291. Find the integral. (Note: Solve by the simplest method )
  292. Rotation around the z-axis and cross products
  293. 'Simple' Optimization Problem...
  294. Precise Definition of a Limit, Example Clarification
  295. Simple Integral Word Problem
  296. Divergence of Spherical Coordinates
  297. Weight attached to a spring general question?
  298. calculating limits with trigonomerty
  299. rotating coordinate axes
  300. Complex Power Series Radius of Convergence Proof
  301. Linear algebra proof check
  302. Statistics: Show that sum of two independent Cauchy random variables is also Cauchy
  303. Runge-Kutta method
  304. Proof about a sequence.
  305. Symmetric Group
  306. Inverse of a Matrix with det=0
  307. Reducing a Matrix of Variables
  308. Equilibrium points of 2nd ODE
  309. Find the sum of a series.
  310. Prove a Number is Even
  311. Double Tic-Tac-Toe Strategy
  312. (Complicated?) Probability problem
  313. Please help me solve this simple infinite sum
  314. Please help me with yet ANOTHER infinite series question
  315. showing the GLB of the union is the same as the min of the GLBs
  316. Difficult Predicate Logic Symbolization!
  317. Laplace Transform, transfer function
  318. Estimating a sum with an error of 0.00001 (solution included)
  319. Long Division to Integrate
  320. Property of lower semi-continuous maps
  321. Probability Generating Function / Geometric
  322. find unit tangent vector at indicated point
  323. Expected Value Probability
  324. Stats proof - unbiasedness of b1
  325. graph of a cardiod
  326. partition proof
  327. Linear Algebra, Urban population dynamics Author: Bernard Kolman
  328. Proof by induction
  329. Open mappings
  330. Finding Basis of Null Space and Range
  331. Linear algebra: Determine if this set is a vector space.
  332. Tangent Lines to an Ellipse Passing Through an Outside Point
  333. definition of meaningful product
  334. definition of categories
  335. Parabolic Water Tank
  336. Dot and cross product
  337. converting polar to cartesian coordinates
  338. limits & derivative of absolute value of x
  339. Laplace transform IVP 2nd order
  340. Poincarč stabillity!
  341. Cauchy Integral Theorem!
  342. calculus 3 curvature question
  343. Is this normalised eigenvector undefined?
  344. Need help finding general solution of an initial value problem
  345. Sentential Logic: Is the argument valid?
  346. Fun distribution problem
  347. It asks "use remainder estimate for integral test" to find series accurate to 3 dec?
  348. Question on the Wronskian
  349. Differential Equations Method of Flexible guessing
  350. Complex Analysis: Entire Function Series
  351. Linear Algebra: Coordinatization of vectors
  352. Complex Hyperbolic Property
  353. Mean value theorem
  354. Magnitude of Complex Exponential Polynomial Inequality
  355. Number Theory Help
  356. Diff Eq- Nonhomogeneous Equations
  357. Eigen Values/Vectors
  358. Equations of lines through a point and tangent to a function?
  359. Tangents of a Convex Region
  360. Cauchy Integral Formula
  361. u substitution with definite integral
  362. Prove a Sum is Larger than a Root
  363. Help with path integral
  364. matrix properties theorem
  365. abstract algebra problem
  366. Can't figure out this integral
  367. Trying to find the number of terms in a series so it is accurate to 3 decimal places
  368. Need help for three integrals
  369. QR factorization
  370. Proving a Limit.
  371. Integration by parts, where am I going wrong?
  372. Two variable limit
  373. What does it mean to not have a pivot in every row
  374. Proving that the integral of (a^x)dx = a^x/(lna)+c ???
  375. Orthogonal projection
  376. fairly basic statistics help
  377. Deriving the constant e using a sequence limit
  378. Evaluate lim of f.
  379. Please help me draw sketches in the complex plane
  380. Standard deviation and interquartile range
  381. If sequence {x} is in l2, does x_n<k/n follow?
  382. Difficult Summation Problem Grade 12
  383. Matrix Differential Equation
  384. Complex integration
  385. circumference of an ellipse
  386. Proof by contradiction logic
  387. Calc III - finding tangent plane
  388. Initial Value Problem Differential Equation
  389. Obtaining particular solution of second order linear DE from first
  390. How can I prove this inequality
  391. Surface Integrals
  392. Divergence of a function
  393. Modular Arithemetic Question
  394. Finding a constant that makes the differential equation hold
  395. showing two certain sets have no elements in common
  396. Summation notation Fibonacci
  397. combinatoric question
  398. Every rational number can be written in one way
  399. integral of unit tangent vector equals arc length?
  400. Prove that...?
  401. Spectral Radius: Matrix
  402. Surface integral use stokes/divergence/whatever is convenient
  403. Integrating rational functions
  404. surface integral
  405. Philosophical question about the integral expression
  406. Can I prove this?
  407. Connected Space Proof
  408. (0,0) Empty Interval? Basic Set Theory
  409. standard normal limiting function chi squared
  410. Fourier series question baffles me!
  411. Calc III - Graphing a Function of Multiple Variables by hand
  412. If K is contained in R contained in F and F is algebraic over K, show R is a field
  413. Convergence of a sequence.
  414. Integration - u substitution problem (Integration by parts?)
  415. Drawing a right triangle to simply the given expressions
  416. eulers equation in cylindrical coordinates
  417. Linear Algera ?Dependent Rows?
  418. Looking for method to use in final step in heat equation problem
  419. Roots of Unity Proof
  420. Multiple Integral
  421. Summing a geometric series
  422. Dimension of a surface
  423. Maximum value
  424. Dual, optimal solutions in linear programming
  425. Taylor series for cos[1/(1-z^2)]
  426. Gaussian Elimination rules - apply to rows only?
  427. Linear Equations - Cramer's Rule
  428. y" + y = sin(x)
  429. Two solutions for same problem dont match...?
  430. How to prove this?
  431. Evaluating the limit of a function
  432. Finding the derivative, quotient rule with natural log function.
  433. DE with initial conditions with repeated roots..please check work thanks
  434. Area problem
  435. Time series, normal distribution?
  436. Differential Equations - Verifying a solution of a given DE
  437. equivalence relation problem
  438. Second order Taylor expansion
  439. Using the Euclidean metric, is the set (0, 1) in R^2 open, closed, both, or neither?
  440. Ode
  441. Calculus - Taylor Expansion, maybe. Not sure how to simplify.
  442. Cauchy Integral Formula application
  443. Find x in Groups
  444. Stuck on proof regarding partial derivatives
  445. Finding Formula for partial sums of series.
  446. Multivariable Delta Function Integral
  447. ratio test for infinite series
  448. Test the set of functions for linear independence in F
  449. For what values of a and b are these two vectors collinear (linear algebra)?
  450. Weakly stationary Gaussian process?
  451. Integral of 1/(x^2*lnx) !
  452. Implicit differentiation
  453. Sign of u and v in a complex variable
  454. big m method / two-phase method
  455. Vector Valued Function Using (or misusing) Trig Identity
  456. natural definition for variance?
  457. Volume integral
  458. continuity of exp(x)
  459. Binomial Distribution Probability
  460. Simple Eigenvector Question
  461. equation solution problem
  462. Short (I think) vector calculus question
  463. Identifying the type/form for a Differential Equation
  464. Computer Vision Geometry - Collinear Points In A Pinhole Camera Model
  465. Please help me just understand what this question is asking of me (linear algebra)
  466. differentiable statements
  467. Analysis Vector Integration
  468. Probability Distribution
  469. Henderson Hasselbach to absorbance derivation
  470. Fourier Transform
  471. Average rate of change
  472. Abstract Algebra Help! Rings
  473. I can't believe the hint that is provided; can someone explain how it is true?
  474. Evalute partial diff with values of x&y
  475. calc 2: power series
  476. Measure Theory Question
  477. easy differential equation...but i am stuck
  478. Proving a function is well defined and continuous
  479. Flux of a vector field through warped sphere
  480. power series; 2
  481. Probability & Calculus question
  482. Integral of x*delta((x/y)-t) dx from 0 to infinity
  483. using reduction of order (conceptual) problems
  484. Sequence question.
  485. Estimate using the derivative: Am I making a sign error somewhere?
  486. Groups Axioms
  487. Linear algebra help: Subspaces
  488. Given that the population mean is known...
  489. Convergent/divergent series problem
  490. Integration, u substitution with limits
  491. Using change of variables to change PDE to form with no second order derivatives
  492. how do I Integrate this! u substitution with limits.
  493. Total/Partial derivatives
  494. Integral Bounds Determination in Spherical Coordinates
  495. Use the definition of E[g(Y)] to derive E[Y^2]
  496. Holomorphic on C
  497. Linear Algebra Help
  498. Fourier approximation with polynomial
  499. Linear Algebra: Determinant
  500. Linear Algebra help
  501. Linear Algebra: Determinant
  502. Intuition for conservative field
  503. Can someone please help me understand Norms in number theory?
  504. Taylor series
  505. Solving trigonometric limits
  506. Problem interpreting the divergence result
  507. Confused on how to do a simple discrete math problem
  508. Calculate the discriminant of a basis [Number Theory]
  509. Laplace transform on a DE
  510. Unknown limit theorem
  511. Having trouble with a fairly simple integration
  512. Triangle inequality for complex numbers: sketch of proof
  513. Mixing Tank, Differential Equations Problem
  514. Matrix differentiation(lagrangian dynamics)
  515. Equation of a plane multipled by a constant.
  516. How to integrate x^(-a)*e^(-b/x), where a, b are constants?
  517. multivariable calc, boat moving on river functions problem
  518. surface area of sin(x) rotated about the x-axis
  519. Limit question, please help!?
  520. Two subsequential limit questions
  521. multivariable limits, how to show existence or non-existence
  522. Finding Multiple Roots of Equations
  523. Groups Identity element
  524. Tricky Integration with Trig Substitution
  525. How do you solve the integral
  526. Vector Calculus - Equations for planes tangent to given equation
  527. Discrete Math Exam Question
  528. Not understand online notes on the Green function
  529. Find the Limit of Multivariable Function
  530. Solving a systems of differential equations in terms of x(t) and y(t)
  531. Linear Algebra - How to get matrix form Ax.
  532. quick help! surface area of a spherical cap
  533. Conditional expectation, Lebesgue measure
  534. Integration, u substitution with limits
  535. Find a 2 by 2 matrix such that when cubed, is equal to the identity matrix
  536. differential equation of growth & decay
  537. Series question: find 0.01^0.01
  538. Expressing a matrice as a sum of two non singular matrices
  539. Limits involving cosine
  540. Can someone check this limit please
  541. Number theory ideals proof, where am I going wrong?
  542. Mechanics - Resolving Forces
  543. Separable First Order Differential Equation
  544. Probability - rolling 2 dice
  545. Gaussian integers and norms
  546. curl(grad(f))
  547. Integral bases and Discriminants
  548. Discrete math problems
  549. Does pointwise convergence imply convergence of integral on C[0,1]?
  550. Writing a Matrix
  551. Cooling two six packs of beer in a small refrigerator...
  552. Proof involving intersection
  553. Mutual Independence of Functions of Independent Gammas
  554. Mapping Functions
  555. concept question on irreducibility (markov chain)
  556. Diagonalizability Quest
  557. binomial identities,combinatorial, equivalence
  558. a(t), v(t), r(t) converting, integration and derivatives
  559. Cobb Webbing
  560. Baby Rudin - Cantor Set. A question.
  561. Isomorphism
  562. Deduce that (P[0,1], norm(inf)) is not complete.
  563. Help with polar coordinates.
  564. Prove [itex]C[a,b][/itex] a closed linear subspace of [itex]L^{\infty}[a,b][/itex]
  565. Curve of intersection of surfaces problem (Answer included).
  566. Linear algebra help: Linear independence
  567. This solution doesn't make sense to me (Probability)
  568. Double Integration: Can I finish?
  569. Calculating the Most Efficient Rate to Reinvest in a Compounding Asset
  570. Integrating squares of sine & cosine
  571. Calculating volume.. easy question
  572. Show that the Gamma function is converging
  573. proving using calculus without trig identity
  574. Integration Floor function
  575. find all solutions of the equation 2^x+3^y=z^2
  576. Writing Mathematical Formula in MS Word
  577. Limits with cos(x) and x^2
  578. Number theory proof trouble: pesty ellipsis
  579. Find a power series for the function
  580. Classifying critical points
  581. Equation of tangent plane to surface and parametric equations to normal line question
  582. Predictor-corrector, starting values with Taylor method
  583. Calculating work against gravity
  584. Abstract Algebra set theory
  585. Limits with sine and square roots
  586. Set Theory
  587. Help with this limit please.
  588. Any way to figure out what this finite geometric series sums to?
  589. Calculating the accumulated value of deposits in an account (Financial Mathematics)
  590. trivial power series question
  591. Unit tangent, unit normal, unit binormal, curvature
  592. Intro Statistics combination/probability problems.
  593. Set Theory Proof
  594. Fundamental Theorem of Calculus
  595. Nonlinear ODE
  596. Square Root of an Irrational Number is Irrational
  597. Winding Number iff statement
  598. probability, please help
  599. Calc AB Differential Equation
  600. Complex Analysis - Transcendental Solutions Help
  601. Flux through a box? And divergence as a limit?
  602. Integral of cos(8x^2)??? multivariable calc
  603. Rate of Change Derivitive
  604. vector motion in a circle
  605. Maximum and minimum values
  606. Set theory: Largest number in the set
  607. Sketching wave equation solutions.
  608. Help with a tricky limit please.
  609. Mod question I thought I got but I don't.
  610. Unable to solve this differential equation
  611. Need help with limit question
  612. Finding a constant such that system is consistent
  613. Find two points on an ellpise that have horizontal tangent
  614. How to order a set of real numbers?
  615. Epsilon-Delta proof of zero??
  616. Derive using Taylor series/Establish error term
  617. Eigenvalues of Inverse Transformations
  618. Convergence of a sequence of integrals
  619. Sequences, sets and cluster points
  620. Trouble computing ∂^2 f/∂x^2 (1,1)
  621. Taylor polynomial of degree 1 - solve for theta
  622. Cobb web Matlab
  623. optimizating problem
  624. Limit help! limit of fractional part function power
  625. Diagonalizability
  626. Derivative help and specific problem
  627. (Probability) The birthday problem...P(at least 2)...DIRECT APPROACH
  628. MLE of Bernoulli trials
  629. finding the normal of a curve
  630. Pascals Triangle, arithmetic sequence.
  631. Transpositions in algebra
  632. arithmetic sequence, geometric sequence
  633. Fourier transform
  634. Integration by substitution
  635. Finding The Length of a Curve...
  636. Fluid Pressure problem
  637. Finding a position vector....
  638. Exponential growth differential equation
  639. Open ball's diameter = 2r?
  640. Number Theory
  641. Number Theory Question 2
  642. Variational Calculus
  643. Apostol's Field Axioms
  644. Approximate an integral using Taylor/Maclaurin series
  645. Derivative exponential problem
  646. Adjoint of Linear Operator
  647. Galois Theory - Question about Radical Extensions
  648. radius of convergence problem
  649. How many ways are there to solve this question?
  650. meromorphic
  651. Derivative of (x^2-x^-1+1)(x^3+2x-6)^7; cannot simplify
  652. Is this notation correct?
  653. Differential Equations question
  654. Express 3x3 matrix as projection + shearing
  655. countably infinite set: odd integers
  656. Given the plane curve, find tangent vector...
  657. Group Question
  658. Group Theory -
  659. the derivative of ln cos x
  660. Prove identity
  661. Test for convergence of the series
  662. principal unit normal
  663. Help me understand this:
  664. Calculating Mss of a Rod using Integration
  665. Finding the base and dimension of a system of equations
  666. Convergence of a sequence.
  667. complex fourier series
  668. How to find C - the cofactor matrix of A?
  669. calculus II
  670. Green's Theorem or Simple Line integral Evaluation
  671. How to solve this kind of questions ?
  672. Prove one to one using rank-nullity theorem
  673. Surface integral or Divergence Theorem confused?
  674. Game Theory ( 2 player zero-sum game)
  675. method of least squares
  676. System of Laplace Transforms (Question and Solution Included).
  677. Problem proving if a limit exists
  678. Writing About Concepts
  679. What is the distance a particle has moved if I know the work done
  680. Showing that a supremum is a maximum
  681. Core of a Group
  682. Problem simplifying a power function derivation
  683. Very easy TLA with marginal cost, check my work?
  684. Evaluate cos(arccos((32pi)/3)) (I think I know how, just need someone to confirm)
  685. AP Test Practice DE
  686. Complex Variables Algebra Solutions / Argument/Modulus
  687. Partial derivative question.
  688. How to solve this shell method problem?
  689. Find a recurrence formula for the power series solution around t = 0
  690. Find the area of the surface obtained by rotating the curve
  691. Spectrum of linear operators
  692. Complex Variables Limit Problem(s)
  693. uniformly convergent sequence proof
  694. ODE, Establish criteria for f in Range(L)
  695. line integrals and paths with the same endpoints
  696. find f`(x) for the tangent line of the graph
  697. Help using Hooke's law to find work
  698. Questions on notations about supremum
  699. Improper Integrals -- Infinite Intervals
  700. Help with showing infinite series converges/diverges
  701. (Exponential growth/decay) If f'(x) = -f(x) and f(1) = 1 then
  702. torsion
  703. Find a vector normal to the plane at (2,1,7)
  704. How do I Solve these two equations?
  705. metric spaces and convergent sequences
  706. Differential Equations-Eulers Method
  707. solve the complex analysis problem
  708. Surface integral to Lateral integral?
  709. Solving a differential equation using Picard's iteration method
  710. Riemann function for a second order hyperbolic PDE
  711. bounded continous implies uniformly continuous
  712. Trigonometry question
  713. Introduction to Pigeonhole Principle
  714. a simple problem in contour integration
  715. Equation distance reduction factor ERG
  716. Probability: Choosing a girl from a group
  717. [Cardinality] Prove there is no bijection between two sets
  718. Easy Fourier Transform
  719. Improper integral
  720. Eigenvalues, eigenvectors, and eigenspaces
  721. Derivative of A Trigonometric Function
  722. Unit Step Laplace Transform
  723. Limits involving sin.
  724. Discretizing the operator on spaces of functions
  725. Abstract math prove involwing sets
  726. Help with induction proof
  727. Two Path Test
  728. Abstract algebra module
  729. Comparison test for convergence problem: why is this incorrect?
  730. How many ways can you color the edges of a hexagon in two colors?
  731. Hooke's law (confirmation if I did it right)
  732. Find t in a Parametric Equation
  733. Test Tomorrow.....Help!!!....Fermat's Little Theroem
  734. simplex method, no feasible solution?
  735. Intercepts in quadric surfaces??
  736. Statistics - Distribution Function Technique
  737. Mathematical Statistics Xi~N(6,25) P[1.860 < 3(Xbar - 6]/S
  738. velocity of falling object from different heights using DE
  739. Help With Solving This Differential Equation
  740. Parallel Transport on a sphere
  741. Calculus theory proof- Suppose a is irrational, prove√(1+a) is irrational.
  742. Bounded sets
  743. a simple angle-vector problem!
  744. prove there is no homeomorphism that makes two functions conjugate
  745. Proof about sequence properties
  746. proving rationals cannot have dense orbit in Cantor set
  747. partial derivatives
  748. Fourier Series of n*(pi/2)
  749. Finding the area of the loop of the curve y^2=x^3(1-x)^2
  750. integral calculus: plane areas in rectangular coordinates
  751. A problem from Artin's algebra textbook
  752. Maximize the volume without using Lagrange multipliers
  753. Test Today....Quick Number Theory Question
  754. Continuity proof, not sure how to put it together.
  755. Obtain the extremum of f(x,y,z)
  756. Integrating Factor Differential Equation
  757. Eigentheory of Transformations between Matrix Spaces
  758. taking e to a complex power (telecommunication formula)
  759. Normal subgroup with prime index
  760. Vector Space R^2
  761. Real Analysis: one to one correspondence between two countably infinite sets
  762. Help please!: Fourier Transform of a Gaussian function showing integral equals 1
  763. How to evaluate -arctan(cosx) from ∏/2 to ∏
  764. MAPLE help - plotting integration equation
  765. Probability Distribution
  766. Defining Topological Spaces help
  767. Non-linear ODE with IV problem
  768. Finding the output of a derivative using integration by partial fractions
  769. error estimate for Taylor polynomials
  770. Evaluating this integral
  771. Further investigation of classic ladder problem
  772. partial derivatives and power rule
  773. Exact arc length of ln x
  774. Double Integral over a triangular region
  775. Integration of Rational Functions
  776. Showing two countably infinite sets have a 1-1 correspondence
  777. Prove that if 3|2a, then 3|a
  778. global extrema, Calc III
  779. need help with line integral
  780. I need to show that (C-{0},*)/{x+yi|x^2+y^2=1} is isomorphic to (R+,*)
  781. Differential equations - interval of existence
  782. f'(x) = 2x(f(x)) and f(2) = 5, find......
  783. Triple integral in spherical coordinates
  784. Evaluating limit by converting to integral
  785. Coding Theory : Inequivalent design.
  786. The dirac delta function
  787. Symmetric group S3 with symbols
  788. Proof that a vector space W is the direct sum of Ker L and Im L
  789. Differential equation problem
  790. Nested Interval Proof:
  791. (cos(x))^4 into a Fourier series
  792. Solve for f(x) given h(x) and h'(x)
  793. Using MVT to derive Addition Formulae for sin and cos
  794. Penny flipped and uniform PDF generated
  795. Proofs using extrema points
  796. Question involving a linearly independent set of vectors
  797. I need a homomorphism equation from (Q\{0},*) to (Z,+)
  798. Comparing the real (integer part) of a number.
  799. ...prove that the group U(n^2 -1) is not cyclic
  800. easy u sub
  801. Integral of tan^3(x)
  802. derivative of log proof question
  803. Linear ODE BV problem
  804. Change of Basis between different size spaces
  805. Evaluating integral in terms of Gamma functions
  806. Sign of second derivative from contour
  807. Differentiation and Stationary Points
  808. Calc III Chain rule - which vars to put in?
  809. gradient vectors
  810. Solving for complex eigenvalues
  811. variation of parameters. unsure why my solution differs from professor's
  812. Differential Equation
  813. Implicit differentiaion using the number "e" (lon-capa)
  814. Jordan Normal Form
  815. General Linear Group not Abelian
  816. Derivative of an exponential function using logarithms (lon-capa)
  817. Lagrange Multiplier Question
  818. Power set P(S) with symmetry difference.
  819. Uniform convergence of a quotient
  820. matrix algebra
  821. Power Series Solution
  822. Proof by integrating Bionomial Theorem
  823. Discrete Math Logic Defineing a function recursion-ish..
  824. 3(x^2 + y^2)^2 = 25(x^2 - y^2) implicit differentiation
  825. Generating functions and sums with binomial coefficients
  826. discrete math, sets, power sets.
  827. Cn coefficient for a Fourier series
  828. Complex Analysis - Sketching regions in a complex plane
  829. Evaluating a simple complex expression
  830. How to set up double integral for volume by rotation
  831. Solenoidal proof
  832. Total production function using Lagrange Multipliers
  833. Simplifying with Imaginary Numbers
  834. Linear transformation. TEST today help.
  835. Find the least/greatest distance from point to sphere
  836. dirac delta and fourier transform
  837. Real Analysis: countably infinite subsets of infinite sets proof
  838. Explanation needed for a solution
  839. Fourier transform of e^(-ltl)
  840. Calculating volume using triple integrals
  841. Homotopy
  842. Showing that a partial derivative equation holds
  843. Did I get the right anti derivate of this function?
  844. Poisson distribution ?
  845. Linear Algebra, Orthonormal question
  846. Determine a direction vector when a line perpendicular and a point is given
  847. Prove that x^y > y^x when y>x>e
  848. Check general solution to ODE please!
  849. Proof by induction: 5^n + 9 < 6^n for all integers n≥2
  850. Have complimentary, can't get the particular
  851. elem lin algebra (Vector space question)
  852. Use Fourier Analysis to solve...
  853. Every countably infinite set has a countably infinite set
  854. Thomae Function
  855. Linear transformation arbitrary question
  856. Plotting the Mandelbrot set
  857. Vectors: finding the angle between two vectors using dot product method when you don
  858. Which trig sub do I use?
  859. 2nd order differential equations
  860. Help with integration
  861. Matrix Theory problem
  862. Finding the acceleration vector component
  863. Number theory: gcd(a,b)=1 => for any n, gcd(a+bk,n)=1 for some k
  864. implicit vs non implicit diff. ...(line passing through point & tangent to function)
  865. Help solving a second order ODE with repeated roots, urgent!
  866. What does 'up to' mean?
  867. fourier transform - what integral limits
  868. Proof - Vector Calculus - Curl
  869. Linear Algebra - Find a subspace
  870. Intermediate Value Theorem
  871. line integral help
  872. Fourier Series Problem
  873. Complex Integral Issue
  874. PDF of Matrix Transformation
  875. Testing for Convergence
  876. Find the Correlation Coefficient between X and Y
  877. The equation for length of a curve: what are the integral ends?
  878. First order seperable ode with IC's
  879. Find the Mean and Variance of Random Variable Z = (5x+3)
  880. Combinatorics - Recurrence Relation Question
  881. Complicated equation!
  882. directional derivatives
  883. trigonometric substution
  884. xy + sqrt[sin(6x)*ln(x)]?
  885. finding local extreme values
  886. Vector geometry - Intersection of lines
  887. Mod or quotient remainder theorem (QRT)
  888. Can someone look at my proof?
  889. improper integral from -infinity to infinity
  890. limit of sequence proof (elementary analysis)
  891. Analytic functions on simple connected region (complex analysis)
  892. can someone peek at a proof? (metric spaces, basic proof)
  893. Find (if it exists) the solution for the differential equation.
  894. Homogeneous now seperable ODE
  895. Theorem of existence and unicity.
  896. Orthogonal Basis and Inner Products
  897. Is empty set a metric space?
  898. I need help (Probability problem)
  899. Find the moment of inertia (about z axis) of region bounded by a parabloid and plane
  900. Maximizing area of trapezoid Drain Gutter
  901. Writing shear and moment equations for a simple beam problem?
  902. Equilibrium and Stability of a set of equations
  903. Show set (which is a subset of R^n) is bounded
  904. Limits involving e and ln
  905. how to distribute ln into right side of this equation
  906. Surface area obtained by solid of revolution
  907. Markov chains, probability.
  908. How do I test for linear independence if there are only 3 equations in R4?
  909. Derivative of s(t) = (976(.835)^t -1) + 176t using log differentiation
  910. Find possible values for a in this differential equation
  911. Indefinite Integral Question; e^x
  912. Problem with linear dependence: det(a)=0, but rref is inconsistent?
  913. Use the method of Frobenius to ...
  914. Implicit Derivation
  915. Factoring in the Gaussian Integers
  916. Derivative of inverse function at x=0
  917. 2nd-ODE problem
  918. Typo in Calc. Book
  919. quadratic inequality, proof.
  920. Complex Analysis - Proving an inequality
  921. Finding general solution to a differential equation using power series
  922. Evaluate triple integral, involves e**-(x**2)
  923. Proving inequality with mathematical induction
  924. Cauchy sequence proof.
  925. Darboux sums in R^2
  926. Separable equations: How do you know which variable to solve for?
  927. Calc III - Frénet-frame
  928. partial derivatives
  929. How to solve these equation?I try but getting wrong answer...
  930. Inner products and Circles
  931. existence of a root between 2 given points
  932. ARMA Model and Infinity Norms
  933. Finitely-Generated-Abelian-Groups
  934. Determining whether two functions are linear independent via wronskian
  935. Onto Homomorphism
  936. fourier series coefficients
  937. Vectors: linear transformation and bases question
  938. Find volume between parabloid and parabolic sylinder
  939. Abstract Vector Space Question
  940. If u is a nonnegative, additive function, then u is countably subadditive
  941. Looking for function
  942. sigma-rings are closed under countable intersections (sigma-rings are delta-rings)
  943. what about continuity and discontinuity of this function?
  944. showing the cardinality of A is less than B's
  945. Complex analysis: Sketch the region in the complex plane
  946. find a group isomorphic to ℤ[i]
  947. Surface area of x = ln(y) - y^2/8 from 1 to e
  948. Interesting integrals, which I think involve the gamma function
  949. Calculus and Conics
  950. Nilpotent operator or not given characteristic polynomial?
  951. Derivative of a surd containing exponential sum
  952. trying to use product rule on complicated function
  953. Statisitics - Random Variables
  954. Derivatives
  955. Commute Isomorphism & Friends problems
  956. For which values of p does this sum converge?
  957. prove that Col(A) is a proper subset of Nul(A)
  958. Find matrix of the linear function
  959. span of a linearly independent subset of a hilbert space is a subspace iff finite
  960. Inverse laplace transform
  961. Derivative of a Function
  962. Intersection of planes, curvature and osculating plane
  963. 3D Fourier Transform
  964. Proof about the decomposition of the reals into two sets.
  965. Derivative of ln(ln x)
  966. Subgroup conjugation and cosets
  967. Partial Derivative help
  968. integration of e
  969. IVP applications of second-order ODE
  970. On Mersenne Numbers (number theory)
  971. Find the absolute maximum for f(t) = -t^3 + 3t^2 + 400t + 5000
  972. Finding the Height of an Object Casting a Shadow that is Moving at a Given Speed
  973. Dot product of a vector with the derivative of its unit vector
  974. convolution integral
  975. Find points of inflection from f''(x) = 12x + 18? A bit confused
  976. Differential Calculus help ?
  977. Vector Space R^3 and rigorous proof
  978. Probability Density Function
  979. help with an integral please
  980. Stuck on the reduction of order step for solving this differential equation
  981. Legendre Polynomial (anti)symmetry proof
  982. How to tell if a pair of functions are linearly dependent or linearly independent
  983. Object moving towards or away from "origin"
  984. Matrices and Linear Systems
  985. Find 'k' (# of standard deviations from the mean)
  986. linear programming with absolute value objective function
  987. product of two series diverges
  988. How do you evaluate a limit n->inf. if there's a (-1)^n term?
  989. Solve Differential Equation Using Variation of Parameters
  990. Normal Probability Distributions! :
  991. Derivative of e^x ...exponential functions.
  992. Functions in differential calculus
  993. Use the differential operator to solve this differential equation
  994. Integration of lnx*exp(x)
  995. Statistic that is unbiased for Sigma^2 + ^2
  996. Intro to Analysis (Cauchy)
  997. Intro to Analysis (Boundedness of Cauchy)
  998. How to solve x^2 = ktan(x)
  999. proof about countable base of topological space
  1000. Metric Spaces and closed Sets
  1001. Question about notation (hyperplanes)
  1002. integral calculus: plane areas in polar coordinates
  1003. Probability problem: upper bounds on binomial CDF
  1004. Differentiating equations for given model
  1005. Probability mass function for a coin toss
  1006. First-order linear differential equation problem
  1007. Homotopic Jordan curves in C [pic included]
  1008. Iterated integrals
  1009. Laplace Transform of a Bessel Equation
  1010. Differentiating twice with respect to x
  1011. Trying to find interval of convergence for a geometric series
  1012. Triple Integral Cartesian Coordinates
  1013. changing the order of integration and summation
  1014. Help with part of my Linear Algebras project - affine sets and mappings
  1015. Need help with non-linear ODE IVP
  1016. Grade 12 University: Algebraic vectors help!
  1017. Brownian Motion question
  1018. Analysis: Infimum and Supremum
  1019. Square Matrix Scenarios
  1020. Quadratic Forms & Lagrange Multipliers
  1021. Finding the inverse of this matrix.
  1022. A (probably) simple combinatorial problem
  1023. Simplify (Lnx)^2,3,4,5 etc.
  1024. Conditional Expectation Problem
  1025. Isomorphism with z sub prime#
  1026. Probability Mass Function
  1027. First and Second Derivatives
  1028. Differential Equations - Reduction of order
  1029. trigonomic integrals
  1030. Application of Liouville's Theorem Complex Analysis
  1031. Sequence in Q with p-diatic metric. Show it converges to a rational
  1032. Cauchy sequence in Q not converging to zero.
  1033. Is a gradient perpendicular to the osculating plane of a regular curve?
  1034. Definition of Sec
  1035. Can't finish equation solving step :p area between functions
  1036. Prove this function on metric space X is onto!
  1037. Proving that 'volume' and 'surface' of hypersphere go to 0 as n -> infinity?
  1038. Statistics, calculate the distribution
  1039. Probability - Random Variables
  1040. Linear Algebra: intersection of subspaces
  1041. Help with Changing of variables, Jacobian, Double Integrals?
  1042. Help with Change of variables and evaluating area?
  1043. Show a flowline of a vector field??
  1044. implicit derivative help
  1045. Express the following statments using quantifiers.
  1046. Probability_distribution_pin_code_guessing
  1047. 1st order ivp
  1048. Integration of multiple variables
  1049. I have troubles simplifying this quotient of factorials
  1050. Derivative involving inverse trigonometric functions
  1051. Branching Process Generating Function
  1052. Multivariate Hypergeometric Distribution
  1053. Cauchy's integral formula
  1054. Fourier Series of Even Square Wave
  1055. Show a certain sequence in Q, with p-adict metric is cauchy
  1056. Calc 2 Integration Problem
  1057. Martingale problem: help writing and equation using the martingale assumptions
  1058. Projecting to the range of a matrix
  1059. probability density function ?
  1060. limit of ln as x goes to infinity
  1061. Cartesian product of open sets is a open set
  1062. Vector Space of Bounded Sequences
  1063. Solving ODE with variable coefficients
  1064. derivative of (((x-2)/(x+12))/2)^3/2
  1065. Induction Proof: Am I on the right track?
  1066. PDE for Heat Diffusion Equation
  1067. Mixture Problems
  1068. Showing differentiation is a linear map
  1069. Calc 4 Student, Please help me understand Existance and Uniqueness
  1070. Projecting a point/vector onto a plane
  1071. Graph orientation- combinatorics?
  1072. Solving for a Matrix
  1073. PDE Question
  1074. Definition of the derivative to find the derivative of x^(1/3)
  1075. Jordan Basis for Differential Operator
  1076. Simplex method - algebraic vs tabular form
  1077. computing partial (conditional) correlation
  1078. Solving integrals with the table of integrals
  1079. Trying to find the interval of convergence of this series: run into a problem
  1080. Help with part of my Linear Algebra project - "r-similitudes"
  1081. Dot product of Force and Position as a constant of motion - physical significance?
  1082. Stats problem
  1083. Derivative of inverse tangent function
  1084. Does the series Converge or Diverge ?
  1085. Critical points (will be a function of beta and delta)
  1086. Differential equations and physics proof problem
  1087. isomorphism of relatively prime groups
  1088. Induction and Recursion.. I have NO idea!
  1089. Puzzle to turn into matrix game? Help!
  1090. Probability - Random variables
  1091. Simple Analysis Question: Showing a Set is Closed
  1092. eigenvector of 2x2 matrix
  1093. Expectation of a Random Variable
  1094. Combinations proof
  1095. Laplace's equation on a wedge
  1096. Does this differential equation have a solution?
  1097. Differential Equations - Logistic Model
  1098. Heat Equation: Boundary Value Problem
  1099. f''(x) of 2xy - y^3 = 5
  1100. First and Second Derivatives
  1101. Double integral in polar coordinates
  1102. Did I do anything wrong in this limit evaluation?
  1103. Question regarding Greens theorem
  1104. Prove that if X is countable and a is in X then X \{a} is countable.
  1105. QR Decomposition Application
  1106. Rates of Change, particle velocity/distance?
  1107. Osculating Circle for vector-valued function?
  1108. Finding normal vector to a surface
  1109. Prove principle of complete induction using ordinary induction - Spivak Calculus 2-11
  1110. Integral Test Question
  1111. Laplace transform
  1112. Least Upper Bounds
  1113. Sequence in N.L.S
  1114. Proof involving binomial coefficients.
  1115. prove or give a counter example is sum ai and sum bi are convergent series with non-n
  1116. What does this notation mean
  1117. every nite domain contains an identity element.
  1118. Find the domain of continuity of this function
  1119. Derivative of a function at a isolated point
  1120. Laplace's equation with unusual boundary conditions
  1121. Brain Teaser with combinatorics
  1122. Magnitude of directional and gradient vectors?
  1123. Trying to find the radius of convergence of this complicated infinite series
  1124. The Wronskian and the Derivative of the Wronskian
  1125. Improper Integral question.
  1126. Probability - Poisson Random Variable?
  1127. Really stumped with a limit proof question
  1128. Show a function is unbounded
  1129. Rationals dense on interval?
  1130. Find cartesian equation of hyperplane spanned by a set of vectors
  1131. vector calculus, normals to plane curves
  1132. tdistribution to construct a confidence interval question
  1133. A vacuously existing function?
  1134. Classify all Maximal Ideals on this Ring!
  1135. Completeness of R^2 with sup norm
  1136. Improper Integral question.
  1137. Is there a more rigorous way to prove this?
  1138. Sierpinskis Gasket - Linear Algebra
  1139. Prove that if lim (Xn) = x and if x>0, then there exists m from N Xn>0 for all n>=m.
  1140. Roots of a third degree polynomal equation (complex numbers)
  1141. Linear Motion Integration Problem
  1142. how to solve this double integral?
  1143. Eigenvalue of Sum of Eigenvectors
  1144. Line Integral does not match Greens Theorem?
  1145. Computing normal probability analytically..is this possible?
  1146. What is this set represent?
  1147. Natural Log in a derivative
  1148. Prove that the set {X: XA = AX} is a subspace of M 2,2
  1149. Showing uniqueness of complex ODE
  1150. Integration as a Linear Transformation
  1151. Lagrange multiplier problem - function of two variables with one constraint
  1152. Help needed in proving a integral equation
  1153. Mean squared convergnce of normal random variables to the boundary of the unit sphere
  1154. Fourier coefficients
  1155. Higher Order Differential Equations: Variation of parameter.
  1156. Area between curves
  1157. The time it takes this thing to travel across 3 points
  1158. two problems about complex analysis
  1159. Heat equation with peculiar boundary conditions
  1160. Complex Analysis - Value of imaginary part.
  1161. Derivative of inverse secant
  1162. Drawing Phase planes, and computing the Poincare index
  1163. Inverse Laplace Transform
  1164. Prove a rotationally symmetric central force field is conservative
  1165. Calculating limits to infinity
  1166. Discrete Math: Proving something is logically equivalent
  1167. Maximum Likelihood Estimator, Single Observation
  1168. Pretty dumb question involving complex numbers
  1169. Mean value theroem??
  1170. Determining open and connected sets.
  1171. show its not a group for # where a#b=a+b-ab in the set of all real numbers
  1172. A function without a maximum and a minimum
  1173. Exponential rule on y = (1+x)^(1/x)
  1174. Verifying Linear Polynomial Mapping
  1175. Rationals in the reals.
  1176. Linear ODE solutions
  1177. Need help with integrals from Landau-Lifshitz vol. 1 problems
  1178. Contour Integrals, which contour to use?
  1179. Complex Analysis - Finding the image through a mapping
  1180. Finding Inverse of a Transformation
  1181. median geometric distribution
  1182. Change of variables in integration.
  1183. Finding realtive extrema
  1184. Vector Free spaces
  1185. RC Circuit , Calculate Time Constant
  1186. Proof of continuity: Spherical mean function
  1187. proving trig identities with euler's
  1188. Equivalence Classes
  1189. Probing series solution of DE: irregular singular point
  1190. Limit for Markov Chains
  1191. Finding general solution for ODE.
  1192. Proving If a set is a Vector Free Space
  1193. First Isomorphism Theorem Question
  1194. Prove that a function is affine if and only if it is of the form f(x)=Tx+b
  1195. limits to infinity with natural logs
  1196. partial fractions
  1197. Proof involving the Archimedean Property
  1198. Problem With Change of Basis
  1199. Help with Differential Equations please!
  1200. ASSIGNMENT QUESTIONS- need help with algebra equations
  1201. Permutation group conjugates
  1202. Show that an analytic mapping is an open mapping
  1203. Rolles Theorem
  1204. Implicit Differentiation Question
  1205. Least Upper Bound and the Density of the Irrationals Theorem
  1206. Directional Derivatives
  1207. A quick derivative question
  1208. Cantor-schroder-bernstein use in proof
  1209. Numerical approximation of the eigenvalues and the eigenvector
  1210. Using laplace transforms to solve IVP..please check work ..thanks
  1211. For any b in R, prove lim(b/n) = 0
  1212. Optimization problem (minimization)
  1213. Differentation of ac sources
  1214. finding the volume of the solid generated by revolving the area
  1215. Complex Analysis - Values of Real and Imaginary parts
  1216. Ring problem
  1217. Stationary distribution for a doubly stochastic matrix.
  1218. Show lim((2n)&^(1/n)) = 1
  1219. limits with two variables, explain why limit DNE
  1220. Prove an inequality
  1221. [Complex analysis] A bunch of questions: cauchy integral, closed curves, liouville's
  1222. Complex Mapping Proof
  1223. Related Rates problem involving triangle
  1224. Markov, find a selection strategy which maximizes probability
  1225. Finding a power series expansion for a definite integral
  1226. Unfamiliar algebra within L'Hopital
  1227. Lagrange Multiplier --> Find the maximum.
  1228. Function sequence convergence
  1229. Partial derivative problem
  1230. product rule
  1231. Help to Prove f continuous
  1232. Deciding Bins for Chi Square Tests
  1233. Initial Value Problem / Differential Equation
  1234. Any help understanding this Lemma is Appreciated!
  1235. Using laplace transforms to solve IVP... problems with cramers rule
  1236. Number of elements in a ring with identity.
  1237. derivative of sec(xy)
  1238. find area using integral
  1239. Short problem, but why is this the answer? Confused :(
  1240. Complex Solutions
  1241. need to find if a sequence of functions has uniform convergence
  1242. Jordan Forms for a 3x3 Matrix
  1243. Proof for abelian groups...?
  1244. Linear Algebra Exam review
  1245. quick integral
  1246. Proving vector spaces where (a1a2 < equal to 0)
  1247. Deciding if Divergent/Convergent via Comparison Theorem
  1248. Regression (I think) of Newton's Law of Cooling
  1249. Question about monotonic sequences.
  1250. integral calculus: volume of a solid of revolution
  1251. Integrating factor proof
  1252. Linear Algebra - Affine subsets, proving M = U + a is unique
  1253. Analytic region
  1254. Non-linear ODE, plane-polar coordinates.
  1255. Estimate a integral in the complex
  1256. bringing a limit inside of an integral
  1257. 2nd order homogeneous linear diff eq
  1258. calculate a^n, if n=1000000 then it should be calculated in 40 multiplications
  1259. Eliminate the parameter to find a Cartesian equation of the curve.
  1260. Question about the properties of the rank of a matrix
  1261. Finding a basis given part of that basis
  1262. The heat equation
  1263. Intersection of Rationals and (0 to Infinity)?
  1264. Showing Aut(Z) has order 2
  1265. Continuity Proof
  1266. Absolute and conditional convergence of series (1 + x/n)^n^2
  1267. limit of (2n)!/(4^n (n!)^2)
  1268. Laplace Transform, what does it mean?
  1269. existence of a limit point implies existence of inifintely many limit points?
  1270. Nilpotent Matrix Proof
  1271. Equivalence relation proof
  1272. Differential Equations Question
  1273. DE Missing Solutions
  1274. probability
  1275. Cardinality of the set of all functions from N to N
  1276. How to create a compact subset of function space?
  1277. Conditional probability
  1278. Extend the functional by continuity (Functional analysis)
  1279. Triple Integral to find vol.
  1280. function bounded on [a,b] with finite discontinuities is Riemann integrable
  1281. row redcing a matrix to determine linear dependence?
  1282. Linear independence
  1283. Calculus problem... find the equation of the line given two points...
  1284. Few Quetions need help :P
  1285. Limits at infinity, lim xF(x) = L then lim (f(x)=0
  1286. Showing a function is strictly decreasing on different intervals
  1287. Proof: function of int. of family of sets and int. of function of family of sets
  1288. Proof: Permutations and Surjective Functions
  1289. surface area question please help
  1290. Contour integral of Log(z)
  1291. I think my professor gave me credit when he shouldn't have! I just want to understand
  1292. Rate of change - cones
  1293. Relation between Gamma and Poisson
  1294. Maple Help.
  1295. Evaluating limits
  1296. Please get me started on showing that the following limit exists
  1297. Asymptotic expansion of an integral
  1298. Proof: Cosets equal or disjoint
  1299. Integrating Sin(x^3)
  1300. Module over a matrix ring
  1301. Show that a triple integral = pi/4
  1302. The probability of a Snap! with two decks plus a single joker...
  1303. Basic topology (differing metric spaces in R^2)
  1304. Linear Algebra Dimension theorem to prove a polynomial can written in a certain way
  1305. Diff Eq. Proving the existence of a unique solution
  1306. Differentiation Rules of Sinusoidal Functions
  1307. derivative of the inverse of a function
  1308. functions of several variables
  1309. Find the volume of the region bounded by x^2+(y-1)^2 = 1 rotated about the x-axis.
  1310. Matrix Reduction
  1311. Polar coordinates and multivariable integrals.
  1312. Number Theory: Divisibility Proof
  1313. The cardinality of the set of irrational numbers
  1314. Matrix Vector Transpose
  1315. Proving vector calculus identities using summation notation
  1316. Proof of exchangeability in matrix multiplications with Identity matrix I
  1317. Discrete math set theory sum problem!
  1318. linear transformation using Composite Rule
  1319. determining linear independence
  1320. Stokes' Theorem Problem
  1321. Bernoulli Differential Equations
  1322. 2^x prove x is even
  1323. unique infimum proof
  1324. Combinations of Continuous Functions
  1325. A functional depending upon x and y'(x)
  1326. Evaluate the limit as y approaches 4
  1327. show G is cyclic
  1328. Find the equation of an ellipse given its focus, directrix and eccentricity
  1329. Dirac Delta Function Proof
  1330. Fourier Transform of a Triangular Voltage Pulse
  1331. prove map σ:y→xyx⁻ą is bijective
  1332. If g°f is one-to-one, must f and g both be one-to-
  1333. a differential problem
  1334. How to evaluate this integral to get pi^2/6:
  1335. I just have a question about Uniqueness of Limits with divergent sequences.
  1336. functions - is this proof satisfactory?
  1337. Sequence Bound
  1338. Proof of one of the properties of Real Coordinate Vector Spaces
  1339. Complex Integrals - Poles of Integration Outside the Curve
  1340. Prove Analytically: Inversion of a Circle is Also a Circle
  1341. Evaluate real integral using residue theorem, where did I go wrong?
  1342. Find the limit "a" such that the definite integral equals 8
  1343. What did I do wrong here? (expressing root x as taylor series about a=4)
  1344. Proof of the Product Rule
  1345. Prove that f is surjective iff f has a right inverse. (Axiom of choice)
  1346. Units of the integral (x=seconds, y=metres)
  1347. General Solution-Three variables-Two Equations
  1348. finding integrading factor for differential equation
  1349. Selecting from an Urn. Conditional probability
  1350. First-order equations causing some trouble (for newbie)
  1351. Showing a vector field is irrational on ...
  1352. prove its abelian.. is this proof correct
  1353. Integrate exp(-(z-ia)^2) from z = - infinity to z = infinity
  1354. Prove by Induction the 11^(n+1)+12^(2n-1) is dvisible by 133.
  1355. Finding the Residue of this function
  1356. Eigenvalues of coefficient matrix problem
  1357. Differentiating a polar function
  1358. Am I doing this right? Doesn't feel right. (find axis of rotation)
  1359. determine coordinates of reflection given equation
  1360. Prove: (x ≤ y) → (x+z ≤ y+z)
  1361. Drawing flow lines of an irrotational and sourceless flow
  1362. Union/Intersection Proof
  1363. Amount of force on a trapezoidal surface...need help following solution
  1364. Proving this meromorphic function has a primitive in punctured plane
  1365. Taylor expansions in two variables
  1366. Integral Test: What should I compare this series with to prove it's convergence?
  1367. Proof: H is a subgroup of G
  1368. Finding Coordinates of last Triangle Vertex
  1369. Complex Limits
  1370. Solving an indeterminate 0/0 limit without L'Hospital
  1371. Cosine IND limit
  1372. y'' - 9y = 4t - δ_2(t); y() = -2, y'(0) = -1
  1373. number theory -- quadratic residues
  1374. Actually calculating the Lebesgue Outer Measure of a set
  1375. If P is normal in H, and H normal in G, then P is normal in G
  1376. Trigonometry Question
  1377. is this powerset right?
  1378. to show a ring of order p (prime) is isomorphic to the integers mod p.
  1379. Derivative of this function please?
  1380. Series Comparison Test
  1381. Really simple question, but I'm having trouble grasping this...
  1382. using laplace transforms to solve system of (two) equations
  1383. Convexity & Strict Convexity of Functionals (function of a function)
  1384. confused about unit step function wrt laplace transforms
  1385. Complex Analysis - Finding the equation of a circle
  1386. Finding the range of validity of a taylor series
  1387. simple differential quesion
  1388. Induction with sum on left and right side.
  1389. Show <a in D8 : a^2=1> is not a group
  1390. Spivak Calculus Problem 1.iii
  1391. Prove a limit using inequalities
  1392. Science & engineering math: integro-differential equation
  1393. Science and engineering math: Difference equation, non-homogeneous
  1394. Science & engineering math: system of differential equations
  1395. Nested open sets?
  1396. Complex Analysis - Proving an analytic function f(z) is constant
  1397. Compute the length of the cardioid below the x-axis?
  1398. Probability density function
  1399. Proving the "triangle inequality" property of the distance between sets
  1400. Mass using triple integrals
  1401. Finding convergence/divergence of improper integral...
  1402. Evaluate where F(x) is differentiable
  1403. Integrating a trig function divided by a trig function
  1404. Linear Algebra question regarding Matrices of Linear Transformations
  1405. How many terms of this sum suffice for two-decimal place accuracy? -Solution included
  1406. property of correlation coefficient
  1407. Liouville's theorem (extended) proof
  1408. [LOGIC] Proof by Induction in Peano Arithmetic
  1409. Proof for: If a|bc, then a|b.
  1410. Series expansion of function of two variables
  1411. Question about isolated points.
  1412. show line through point that is tangent to f(x)does not exist
  1413. Ring problem: nilpotent elements and units
  1414. Implicit Differentiation concept help?
  1415. Science and engineering math: non-homogeneous differential equation
  1416. Determine if integral is convergent or divergent?
  1417. is this proof ok?
  1418. Proving If GCD(a,b) = c Then c^2/ab
  1419. using laplace to solve 2 equations..please check work..thanks
  1420. Prove a_n is divergent?
  1421. trigonometric substitution dx / (x^2(9-4x^2)^(1/2))
  1422. Curl (A X B) value
  1423. Show that metrics d_1,d_2 are equivalent
  1424. mapping a matrix to the null space
  1425. Proof Involving Primes
  1426. Irrational Flow yields dense orbits.
  1427. Question on nonlinear dynamics
  1428. The Jacobi Iterative method question
  1429. Let v(x,t) = u(x+ct) and show that...
  1430. Integrating factor question
  1431. linear transformation with standard basis
  1432. Continuous Functions: Uniform Continuity
  1433. [LOGIC] Prove if y + (-x) = 0 then y = x
  1434. Comparing the Ranks of Two Matrices
  1435. Binomial Formula in Matricces
  1436. Continuous functions on intervals
  1437. Finding Eigenvalues and C1 & C2
  1438. Necessary conditions for a linear program
  1439. Simple integration (high school)
  1440. Multivariable limits (NOT TO THE ORIGIN)
  1441. Basis functions of a differential equation, given boundary conditions
  1442. Variance of the sum of random independent variables
  1443. Help solving a PDE...
  1444. Linear Algebra: Orthogonal Projections
  1445. limits for double integral over trapezoidal shape
  1446. Finding a function from its MacLaurin series?
  1447. initial value problem
  1448. Reverse the order of integration?
  1449. Discrete Math Question ( not really homework) about strong induction
  1450. Homomorphism of a cyclic subgroup is a cyclic subgroup ?
  1451. Finding the basis for W perp
  1452. SI and Gaussian unit conversion in electrodynamics
  1453. Set algebra, is this correct?
  1454. Measurability/Lebesgue Integration
  1455. Jacobson ideal
  1456. Step by step analytical solution of temperature distribution
  1457. ODE system. Limit cycle; Hopf bifurcation.
  1458. Max/Min in Calc III- Confused about relation between equations...logic?
  1459. Error bounds on series approximation
  1460. Equivalent conditions on a metric space
  1461. Fourier transform, complex exponential and infinity
  1462. Maximizing electrostatic potential (Calculus 3 Optimization Problem)
  1463. Contour Integration
  1464. Derivative product rule and other rule proofs.
  1465. Show that (product of these three partial derivatives) = -1.
  1466. Double Integration (Stuck at square root step) (Solution Included).
  1467. PDE question: Eigenvalues
  1468. Intermediate value Theorem?
  1469. Integration of Rational Functions by Partial Fractions
  1470. L'Hopital on limit of tanx(lnx) as x -->0 (from the right).
  1471. Complex Eigenvalues
  1472. Circulation over a triangle in R^3
  1473. Inverse Fourier, can't factor denominator, can't use partial frac.
  1474. Integrate by changing to polar coordinates.
  1475. Show that Characteristic polynomial = minimal polynomial
  1476. Multivariable Calculus (1st order approximation)
  1477. How many one-to-one functions f are possible?
  1478. Lagrange Multiplier Question
  1479. determine is the set is a real vector space (and say why if it isn't)
  1480. Convergence/Divergence of a Geometric series with a Factorial
  1481. Weakly convergent sequences are bounded
  1482. I thought I understood double integrals until I saw this
  1483. Taking 2nd, 3rd and 4th derivatives
  1484. Finite and Countable union of countable sets
  1485. Quick vector calc question need verifying
  1486. surface-image from mathematica.
  1487. Integral
  1488. proof of a theorem about spanning sets
  1489. which of the following topologies are metrizable?
  1490. Proof about cross product
  1491. Vector Fields in Cartesian and Cylindrical Coordinates, The Curl
  1492. Stats question, how to get expected values
  1493. Linear Algebra Proof on Composition of One-to-One Functions
  1494. Solving for a Differential Equation with Inspection.
  1495. Finding Common perpendicular of two lines
  1496. Curve of intersection of sufaces, find f'(1), g'(1), x, and y. (Answers included).
  1497. Second-order ODE, reduction of order?
  1498. Calculus Homework Help -- Optimization Word Problem
  1499. Electrostatic Conformal Mapping Problem
  1500. Derivative of a multi-variable function
  1501. Finding the prob. in a continuous uniform distribution (z values)
  1502. Area of a triangle in 4-space
  1503. Parameterization of simple equations
  1504. Units in Rings: show 1-ab a unit <=> 1-ba a unit
  1505. Help with a probability and statistics project
  1506. Sample statistics vs population statistics
  1507. A model of basal metabolism.
  1508. Proof the trace of tensor
  1509. Basic Statistics Problem
  1510. Linear Independence: Writing vectors as linear combinations
  1511. How to show this is a homomorphism???
  1512. Bifurcations and Chaos - Complex eigenvalues
  1513. a problem related with a meromorphic function
  1514. Power series properties proof
  1515. Expectation Value for a Function with Cusp
  1516. Proabibility - Random variables independence question
  1517. Double integration of an exp function
  1518. Classify the group Z4xZ2/0xZ2 using fund.thm. of finetely gen. abl. grps.
  1519. No natural numbers that satisfy x^2 - y^2 = 2
  1520. Integration by parts
  1521. f depends only on |z| then f must be constant?
  1522. Understanding the meaning of multiple integrals
  1523. Composition of Functions
  1524. Test Question
  1525. Linear Integration of a Vector Field over a Parametric Path
  1526. Solid Of Revolution Problem - Washer
  1527. Approximate the Prob. in a normal distribution of a binomial
  1528. Showing a set is null
  1529. Limit proof
  1530. Show f(z)=real(z) is not differentiable anywhere..
  1531. Integrating on Compact Manifolds
  1532. Difference between Uniformally Continuous and Continuous
  1533. Relationships between variables, for use of optimization
  1534. laplace transform help
  1535. Solve y'' + 4y = g(t); y(0) = 2, y'(0) = 2 using Laplace transforms, g(t) is given
  1536. How to parameterize solid of revolution?
  1537. Is a factor group by a non-trivial normal subgroup is always smaller than the group ?
  1538. Constructing a pair of sequences such that...
  1539. Polynomial/Integration questions
  1540. Solving Equations
  1541. Sum of a geometric series up to infinity
  1542. Proove that a function is cointinuous at one point
  1543. Sandwich Theorem proof lim (x,y) -> (0,0) (4x^3*y^4)/(3y^4+5x^8)
  1544. Shell Method Question - Where am I wrong?
  1545. an easy vector identity I can't prove
  1546. prove that a closed interval [0,1] is nonhomogeneous
  1547. Sums of Independent Random Variables
  1548. 1-1 and onto linear transformation question
  1549. (question about simplifying)
  1550. Finding the rational expression of a repeating decimal
  1551. Find the hydrostatic force on one end of the tank if it is filled to a depth of 8 ft.
  1552. Find Lambda for Simple Walk on Z (Markov Chain)
  1553. Evaluation of potential, problem reduced to an integral
  1554. Finding slope locations
  1555. Define a pseudometric on unit sphere
  1556. Find all Invariant Probability Measures for P (Markov Chain)
  1557. Problem with Elementary row operations and rank theorems.
  1558. laplace transform integral problem
  1559. inverse laplace transform
  1560. Complex/Real Vector Spaces
  1561. Self Complementary Graph Proof
  1562. Extreme difficulty with a concavity problem
  1563. Series solutions to ODE
  1564. Initial Value Problem. I'm really confused just need some help!
  1565. Mass-spring-damper system solve for x(t) using power series
  1566. Given set A is P a partition of A
  1567. set A, determine whether P is a partition of A.
  1568. Is P a partition of set A
  1569. Evaluate double integral
  1570. Solving a differential equation using Cauchy-Euler Method
  1571. average value for a function over its entire domain
  1572. Potential of an infinite rod using Green's function
  1573. An integral over three Legendre polynomials
  1574. Prove a function is continuous at a point (2)
  1575. Help with a proof of the yield curve.
  1576. Is the relation reflexive, symmetric, transitive
  1577. Reflexive, Symmetric, Transitive
  1578. laplace transforms of differential equations
  1579. Finding divergence/convergence by direct comparison test
  1580. another laplace differential equation.
  1581. Linear algebra: find a matrix P that satisfies D=P(inv)AP with known matrices A and D
  1582. Partial Derivatives of an Integral
  1583. laplace transform integral
  1584. prove that topological manifold homeomorphic to Euclidean subspace
  1585. about simple first order differential equation
  1586. Discontinuous Forcing terms
  1587. Calculus 2 Find the volume problem
  1588. Expectation of a Function of a RV in terms of PDF
  1589. about differential question
  1590. vector space prove 0u=0
  1591. Understanding Analyticity and Continuity in Complex Analysis
  1592. Find all values of x in which the series converges
  1593. Solve the following differential equation with the given initial value
  1594. Proving two metrics are not equivalent
  1595. Calculus, left hand, right hand limits.
  1596. matrices and determinant
  1597. Gradient Vectors
  1598. Vector Axioms, please help!
  1599. robotics tutorial
  1600. find solution of eqation 2cot^2x-5cosec x =1...
  1601. How to solve this trigonometric function
  1602. Help solving the initial value problem
  1603. Prove GCD(a+b,a-b) = 1 or 2
  1604. Find a closed form for the nth partial sum, and determine whether the series converge
  1605. Showing infinite sets are countable using a proper subset
  1606. Norm of an Ideal
  1607. An integral by parts problem - please advise
  1608. Need proof
  1609. Very Simple Integral ( a dt )
  1610. Linear Algebra - Matrix Transformations
  1611. Using ratio test to test conditional convergence?
  1612. How check for subspaces in Linear Algebra?
  1613. Limits and L'Hospital
  1614. Ideals in Z[√-5]
  1615. Riemann integrability
  1616. Problem Need help.
  1617. Uniform Convergence of Fourier sine and cosine series
  1618. Convergence of a recurrence equation: x(k+1) = 0.5x(k) + u(k)
  1619. Maximizing profit given cost and demand functions
  1620. Related rates: dh/dt given time
  1621. least positive integer, modular problem...HELP!
  1622. Is this a subspace of R^4
  1623. Approximation of Functions using the Sign Function
  1624. Rate and Order of Convergence
  1625. Derivative of a sinusoidal function. Need some Expertise!
  1626. Point Slope Equation f(x) for Curved Line
  1627. Exponential Distribution
  1628. Show that f is entire when u is harmonic and v=...
  1629. introduction to cartesian tensors
  1630. Differentials with linear equations
  1631. Computing Fourier transforms with exponentials
  1632. Simplex Method- Linear Programming
  1633. splitting an integral range to handle singularities
  1634. Are these subspaces a vector space?
  1635. Kernel of this homomorphism
  1636. Find center of mass of the lamina
  1637. General function in 2 variables
  1638. Commutative finite ring and the Euler-Lagrange Theorem
  1639. Find polar coordinates (r, θ) of the point.
  1640. "Find the most economical dimensions of a closed rectangular box [. . .]"
  1641. Number Theory Question! Possibly related to combinatorics too.
  1642. "Find the maximum value of a rectangular box that can be inscribed in an ellipsoid.."
  1643. Find the maximum and minimum values of the function (Answers included).
  1644. Calculating the norm of an ideal in Z[√6]
  1645. Number Theory least divisor of integer is prime number if integer is not prime
  1646. Banach Fixed Point and Differential Equations
  1647. Complex polynomial properties when bounded (Liouville theorem)
  1648. Runge Kutta method to solve second order ODE
  1649. 【what] does it mean by the term" approximate to four decimal place accuracy"
  1650. Differential Equations Water Evaporation
  1651. Limit problem using l'hopital's rule
  1652. Finding the tangent plane and normal line
  1653. first and second derivatives. Please shed some light!
  1654. Linearity in Differential Equations
  1655. which increases faster e^x or x^e ?
  1656. Find equation of asymptotes: very basic
  1657. Given f find g such that g(x)=f(x-1)
  1658. Draw graph given f'(x), f''(x), domain, etc. Please check?
  1659. Making the Jacobi Matrix
  1660. Why doesn't the image of a group have the same cardinality as the group?
  1661. Domain and Image of Function
  1662. How do I calculate the class number? What is the class number simply?
  1663. basic partial differentiation help (needs checking)
  1664. Find the maximum and minimum values of f and where they occur.
  1665. Maximize/Minimize distance from a point on the curve to the origin
  1666. Composition of Two Isometries, Rotation & Glide Reflection
  1667. A complicated derivative using chain rule
  1668. Parametric equation of a vector passing through a point and parallel to a line
  1669. 1st and 2nd derivative of a cubic function. and graphing
  1670. Showing a Norm is not an Inner Product
  1671. How to prove that a limit of a two-variable function does not exist?
  1672. Need help with Scalar Equations
  1673. Perp of a subset of a Hilbert space
  1674. Determining the field lines
  1675. Uniqueness with Laplace's Equation and Robin Boundary Condn
  1676. Multivariable calculus: Maximization of volume of box with constraint
  1677. Composition Series and simple groups
  1678. Cubic Functions: Derivatives and Graph Tendencies
  1679. Prove the mean value property of harmonic functions
  1680. Finding one sided confidence intervals
  1681. [Number Theory] Finding principal ideals in Z[√-6]
  1682. Differential Equation Involving Trigonometric Functions
  1683. Why is this property true of sets/indicator functions? (A page from my textbook)
  1684. Calculus Question: Equations of Lines in 2-Space
  1685. Find derivative of Square root (x + square root(x + x^(1/2))) Help!
  1686. basic topology: closure and union
  1687. Exponential Random Variables and Conditional Probability Problem
  1688. Converting a polar equation to an x,y equation...
  1689. Stuck At the Last Step Simplifying A Series
  1690. Directional Derivative for f(x)
  1691. limit of summation notation
  1692. need Help with a mathematical modeling question
  1693. Generalized exponential family of distributions
  1694. derivative of log/exponential functions
  1695. Finding Derivatives with Respect to a Variable
  1696. Evaluate the sum of infinite series.
  1697. Calculus Homework Help!!!!
  1698. "Adding" 2 open sets
  1699. Logistic Equation
  1700. Rearranging a triple integral -- vector calc
  1701. Polar tangent lines
  1702. Factorial coefficient simplification
  1703. Epsilon-delta proof for a limit of a troublesome function
  1704. Confusing question in Differential first order
  1705. Definite Integral Calculator Problem
  1706. Slope of curve
  1707. Integeal of Sin^2
  1708. Linear Algebra homework problem
  1709. Polar Coordinates to evaluate integrals
  1710. The Cauchy Integral Formula
  1711. integration by parts ! can you solve this problem please
  1712. differential equation root
  1713. Equation of a plane
  1714. Lagrange interpolation formula
  1715. Differential Equation (Very peculiar initial condition)
  1716. Funny trig
  1717. Zeros of Euler's equation, y''+(k/x^2)y=0
  1718. Diagonalizability of a matrix A s.t. A^3 = A
  1719. How to graph a sin function with respect to it's limits and x intercepts
  1720. Limits in the complex vectorspace
  1721. Convergence of Sequence: (n^2)/(e^n)
  1722. how to find Particular integral of this differential eq:
  1723. the ambiguous question came to my last week exam
  1724. what if Jacobi Method's condition did not met?
  1725. Finding a Trig Limit by hand, no L'Hopitals!
  1726. Check my Integration
  1727. How to find equations for confidence limits in Poisson distribution?
  1728. If g o f = idA and f o g = idB, then g = f^-1 proof?
  1729. Conservative Vector Field Potential
  1730. Solving homogeneous system involving decimal eigenvalues
  1731. Throwing Dice and Probability
  1732. Find Vector Field Given The Curl
  1733. Proof involving functions and intersection
  1734. finding the derivative of g(x)
  1735. Differentiation question with continuity
  1736. Differential Equations with Physics application
  1737. System Resonse's Autocorrelation Function (using integral)
  1738. partial fraction decomposition
  1739. Graphing of Cosine/Logarithm Function
  1740. Help with understanding of L'Hospitals Rule
  1741. finding limit using l'Hopitals rule
  1742. Finding CDF for Continuous RVs problem..
  1743. integrating of an exponential of a matrix product
  1744. Integrating a tan function
  1745. help needed with direction angles and vector equations
  1746. Laplace tranforms with boundary conditions
  1747. Scalar potential of a function F, stuck on curl(F) != 0
  1748. Rolling Dice and Probability
  1749. Prove f is bounded on A using uniform continuity
  1750. F is cont. on an interval I and unif. conti. on a subset of I then F is unif cont.
  1751. Second order differential equation using substitution
  1752. Linearizing an explicit differentiation scheme
  1753. Expected Value of a RV
  1754. Converge or Diverge
  1755. Probability question: "From a group of 8 women, 6 men, ..."
  1756. Modeling Integer Optimization Problem
  1757. Unitarily equivalent
  1758. Eigenvalue of Polynomial Transformation
  1759. Find the mass of the surface of a triangel in 3d space
  1760. finding point where slope of line equals curve
  1761. Jacobi Matrix and Multiple Intgrals
  1762. Integrate Acceleration to Find Time?
  1763. Find All local maxima and minima and all saddle points of the function
  1764. Volume between two paraboloids on x and y axes.
  1765. Need help simplifying a trigonometric equation; arctan(cot(x)), assuming 0<x<pi/2
  1766. Find particular solution third order Diff Eq
  1767. finding the inverse laplace transform
  1768. Help understanding the gradient
  1769. Variance of a weighted population
  1770. Find equation of plane
  1771. Extension on a simple probability question
  1772. Prob. for Difference of mean, single finite pop.
  1773. How do you find the average value of a function on a surface?
  1774. image of a function
  1775. Finding increasing/decreasing intervals of an equation using critical points?
  1776. Compositions Of 2 Relations, one is the Entire Plane
  1777. Calculating indefinite integrals
  1778. rotation matrix
  1779. Online Assignment! L'Hospital's Rule True/False! 1try left only!
  1780. help needed finding vector, parametric, symmetric equation
  1781. 2nd Order Linear homog ODE of variable coefficients
  1782. linear combinations euclidean algoritm extended!
  1783. nonlinear 2nd order ode reduction solutions
  1784. Tricky Integration Problem
  1785. Limit and diffirentiability of a function
  1786. Finite series
  1787. Water Pressure Velocity Acceleration (dv/dt)
  1788. Linear Algebra - dimension of orthogonal complement
  1789. Equations of Lines in 3-Space
  1790. Hilbert, Inner Product
  1791. Differential Equation Power Series Method
  1792. Convert this rectangular coordinate system point to spherical coordinate system
  1793. first order non linear boundary value pb
  1794. Differential Equation by Separation of Variables
  1795. proof of continuity
  1796. Linear Transformation: Finding the Transformation of a Line
  1797. Integrating e^7x
  1798. Category theory: Prove that two given short Ex. Seq.s are isomorphic.
  1799. Newtons Method problem
  1800. Solve differential equation
  1801. 2 equations newtons method
  1802. Evaluate line integral
  1803. Local maxima and minima
  1804. newtons method error approximation
  1805. Probability: Placing books into piles
  1806. How to avoid rounding off in binary representation
  1807. span{} and the zero vector
  1808. Find all ring homomorphisms from 3Z to Z?
  1809. Convergence /Divergence of series:sec(n)/n
  1810. solve or prove there are no sltns mod problem.
  1811. Is my methodology for checking differentiability and analyticity correct?
  1812. Laurent Series
  1813. Solving 2 differential equations
  1814. Group homomorphism problem
  1815. Line Integral - Vector Calculus
  1816. 2nd order ODE solution bases /wronskain question
  1817. Integrate 1/(x^2-a^2)
  1818. binomial theorem to prove
  1819. Proof that e^z is not a finite polynomial
  1820. Eigenvalues of y''+λy=0
  1821. showing the sum of convergent and divergent sequence is divergent
  1822. Integrate over the region enclosed by z = 1 + x + y and the xy plane
  1823. Intuitive Explanation For Why Continuous functions do not preserve Cauchy sequences
  1824. Integrating Square Roots - Absolute Value Needed?
  1825. Prove: For T Compact, left or right invertible implies invertible
  1826. Finding the MME for p of Bin(n,p)
  1827. differential equation problem
  1828. Power method to rank baseball teams
  1829. Unitary Operator
  1830. Projection Matrices
  1831. critical number, max & minimum value
  1832. surface area using basic integration
  1833. congruence problem finding smallest modulus.
  1834. find the following indefinite integral
  1835. Taylor expansion in physics
  1836. Sentential logic exercise from 'How to Prove it - A Structured Approach'
  1837. Rank, Co-factor matrices.
  1838. Interpretation of homomorphism question
  1839. Nonexact Differential Equation (Possible to solve by integrating factor?)
  1840. Principle of Inclusion and Exclusion problem
  1841. Theory behind Integral Test with Riemann Sums
  1842. Statistics - Tests of Hypotheses
  1843. Poisson Distribution - why are these different?
  1844. Geometric series - positive and negative ratio
  1845. vector operations and subsets
  1846. Using triple integrals...
  1847. f and g are equal almost everywhere iff int(f)dm = int(g)dm for every measurable set.
  1848. Help solving the Initial Value Problem
  1849. T is a linearly independent subset of vector space V
  1850. Does {1/n} n=1 to infinity converge? Why or why not? in a topological space
  1851. Integrating a differential
  1852. Find centroid two-dimensional region
  1853. Abstract math help needed proof
  1854. lim as b approaches infinite -e^(-b) = 0 ? 0__o
  1855. Inverse Transformations of ODEs
  1856. Optimization Question
  1857. Power Series of arcsin
  1858. Planar geometry, orthognal projections of a piece of a plane
  1859. a couple of integration problems
  1860. Radius of convergence question
  1861. required to prove that ∫f(x)dx[b, a] =∫f(x−c)dx [b+c, a+c]
  1862. Someone Please Have Mercy and Help Me Set Up This Triple Integral
  1863. Coupled non-homogenous eigenvalue problem help?
  1864. Calculus 1: Finding the maxima and minima of the function 1-x^(2/3)
  1865. Prove all subsets of a finite set are finite
  1866. Solve the congruence to the smallest possible modulus.
  1867. Paths in vector calculus
  1868. proof of a limit involving definition of differentiability
  1869. Lagrange Multipliers. Maximizing Area.
  1870. Ring and cosest
  1871. Elements of a ring
  1872. initial value problem, first order linear ode
  1873. [Numerical Mathematics] one-dimensional advection-diffusion approximation
  1874. Equations of a Plane
  1875. Injective and Continuity of split functions
  1876. Continuity and strictly increasing functions
  1877. Finding maximum likelihood function for 2 normally distributed samples
  1878. Greatest Common Divisor Proof
  1879. directional derivatives
  1880. Equations of a Plane: Determining if a line lies within a plane
  1881. inequality Question
  1882. Equation of plane containing 2 lines.
  1883. Derive the Integrating Factor for Homogeneous DE
  1884. Probability independence problem
  1885. Abstract math, sets and logic proof
  1886. Interesting integration problem
  1887. Show f is continuous if the range of f is a bounded interval
  1888. Volume of solids rotating about two axises
  1889. Calculus II - Alternating Series Test - Convergent?
  1890. semipermutable subgroup in S4
  1891. Probability sum of 4 dice rolling greater than...
  1892. Matrix, Find determinant using properties of Det.
  1893. Modelling with differential equations
  1894. Change of variables/total differential derivation
  1895. Discrete Optimization - Genetic Algorithms
  1896. Eigenvalue problem
  1897. Determining signs (+/-/0) of derivatives from a polar graph
  1898. Eigenvalue and diagonalisation question
  1899. Converge or Diverges?
  1900. Euler’s method question
  1901. advanced calculus proof involving mean value theorem
  1902. Show that the set S is a subspace of R^3
  1903. sequences and convergence in the standard topology
  1904. Differential Equation Model
  1905. probability of 20 dice being divisible by 6
  1906. If f:R->R is continuous on a dense set of points in R, then f is continuous on R.
  1907. Number Theory 4D Space
  1908. Standard Matrix of Linear Transformation
  1909. Is there another name for "the volume Swept through" in maths "Graphs" ?
  1910. Inverse Laplace Transfrom - Taylor Series/Asymptotic Series?!
  1911. Multivariable Vector: Gradient @ particular speed - Find Rate
  1912. Define set from given function and a subset. Abstract math
  1913. Abstact math help, function proof!!
  1914. Another disagreement with course... Line integral homework
  1915. Series Proof help!
  1916. Question about Multiplying Matrices
  1917. Finding the Determinant
  1918. 1 + 2 + 3 +...+ (p-1)(mod p)
  1919. power series representing ∫sinx/x
  1920. Complex integral over a circle
  1921. show that the e = order of a modulo m is equal to psi(m)
  1922. Radius of Convergence of power series anx^n^2
  1923. Confused about system of linear differential equations?
  1924. Residue Theorem integral application
  1925. Linear Algebra - Matrix with given eigenvalues
  1926. Real Work Application of "Newthon-Raphson" method.
  1927. Linear Algebra? (Or Differential Equation?)
  1928. Mathematical Analysis and Sequences
  1929. Vector calc, gradient vector fields
  1930. Vector calculus gradients
  1931. Rotation and curl? (Vector calc)
  1932. shpae functions FEM
  1933. Washer Method
  1934. Z-Transform and DTFT
  1935. Limits as n goes to infinity
  1936. Couple Simple Grade 12 Calculas Homework Help NEEDED
  1937. Several questions about functions
  1938. Tricky integral
  1939. Linear Transformation R2->R3 with 'zero' vector
  1940. Number Theory Perfect Number Proof
  1941. Give a matrix, B, so that it's null space is a given set of vectors
  1942. Are there any good source to learn how to work a problem from a proof?
  1943. Statistics problem, please help?
  1944. Finding the relationship between Indices
  1945. SHM ODE Problem
  1946. Number theory. If k divides p - 1, show that the congruence has exactly k distinct so
  1947. ODE Problem with boundary conditions
  1948. Jordan's Lemma technicalities - where does sin(mz) go
  1949. simple differential equation
  1950. Question about a Linear Algebra Proof?
  1951. Linear Algebra: Linear Independence
  1952. Find the volume of the region bounded by the planes (Multiple Integration).
  1953. Perhaps a simple derivative?
  1954. Transfer function with laplace transform
  1955. Taylor expansion - imaginary coefficients?
  1956. Sets of Measure Zero
  1957. First Order, Second Degree ODE
  1958. Taylor expansion
  1959. Writing this series as a hypergeometric series
  1960. Epsilon-Delta Proof of Limit in R2
  1961. Approximation of string extension length
  1962. Violation of LHoptial
  1963. Separation of variables:
  1964. central limit theorem [probability]
  1965. Fourier Transform of an ODE
  1966. Ring Homomorphism - showing Multiplicativity
  1967. How would the different schools of thought explain the statement '1+2=3'?
  1968. Integral representation of the delta function
  1969. Basic Probability Question—Rolling Die!!!
  1970. Inverse of the sinc function - need to use Ei function?
  1971. How to convert from V1,V2,V3 to E1,E2,E3
  1972. Matlab - Normal equation for linear least squares model fitting
  1973. A tiny topological claim in a larger proof of mine
  1974. help understanding a group theory proof
  1975. Solve z^3 = -i
  1976. Fourier Transform with two functions
  1977. Lagrange Multiplier Method
  1978. diffusion equation
  1979. Taylor Series Remainder Theorem
  1980. Spectral Decomposition
  1981. [Calculus]Hard continutity problem.
  1982. volume of a triangular based solid
  1983. (dis)prove an if and only if statement of a Cauchy sequence and and interval.
  1984. Fourier Series Troubles
  1985. Probability Density Functions
  1986. Calc student stuck on business application: revenue for 1 additional item
  1987. Show the product of convergent sequences converge to the product of their limits
  1988. Prove or disprove: Justify your answer using the def or limit. Real analysis
  1989. Probability. You roll, I roll game.
  1990. (dis)prove this function does not have a limit at zero.
  1991. Markov Chain Statistics
  1992. Finding limits in differentiation from first principles
  1993. Discrete Random Variables - Geometric Distribution
  1994. Spivak Calculus - Chapter 1 Problems
  1995. Parametric equations motion problem
  1996. Fundamental theory of calculus
  1997. Space l_infty(R) with sup norm
  1998. Residue calculus for essential singularities
  1999. Which branch(es) of mathematics predominate in these equations?
  2000. Vector area sphere
  2001. Solve this differential equation using separation of variables
  2002. Extra credit Abstract limit question
  2003. Joint probability distribution question
  2004. Calculating the Vector Field from a curl function
  2005. Continuity at a point problem
  2006. Dervation help
  2007. Use polar coordinates to find the volume of the given solid.
  2008. Confidence interval for difference in two unknown normal means, variances unknown
  2009. Part 2 of mathematical modeling question
  2010. Please show that Hom(Zn,Zn)=Zn.
  2011. stochastic modelling, poisson process
  2012. Covariant Tensor first order, and antisymmetric second order
  2013. Let d = gcd(a, b), prove kd = gcd(ka, kb)
  2014. Function Proofs
  2015. Show where the functions is anlaytic and differentiable
  2016. Differential Equation (help with the algebra)
  2017. Real analysis:Showing a function is integrable
  2018. Random vibrations/engineering probability & statistics
  2019. Alternate Expression (Interpolation with Polynomials)
  2020. Least Squares Regression
  2021. Polar form and arg(z) problem
  2022. Question about compact sets.
  2023. If z is one of the roots of unity with index n, find the sum
  2024. Lipschitz property of norms
  2025. finding the a+ib form of a complex number
  2026. Neural Networks/Backpropagation
  2027. question about null sequences
  2028. Real Analysis: Proving an*bn converges to ab
  2029. finding the local extrema or saddle points of a function
  2030. Derivative of a Power Series
  2031. The meaning of Finding the largest values
  2032. integration by parts involving an unknown function
  2033. Prove continuity of sqrt(x) on (0,infinity)
  2034. Find the value of a and b (linear algebra)?
  2035. Find the Volume of water in pool using double integrals
  2036. determining the autocorrelation function
  2037. Composing functions that are conformal
  2038. Epsilon Delta Proof
  2039. Inverse of A using Cayley-Hamilton?
  2040. Complex analysis showing solutions are inside or outside R
  2041. Labels for Groups
  2042. double integral finding the area
  2043. Analytic mapping of unit disc onto itself with two fixed pts.
  2044. Probability Homerun Problem
  2045. determining joint probability density function
  2046. Conditional Binomial Distribution
  2047. Omptimizing the Correlation Coefficient
  2048. Abstract Algebra mathematica add on
  2049. Heat conductor problem
  2050. Which branch of mathematics is this?
  2051. Differential Equations question.
  2052. Inclusion/Exclusion in Probability
  2053. Take the limit of sinx*ln(sinx)
  2054. gcd(a,b) unique in Euclidean domain??
  2055. What's the real number sign with a + under it?
  2056. Unit Step Functions (How to approach)
  2057. Which branch of mathematics predominates here?
  2058. Proving irreflexive and symmetric relation
  2059. Tough 2nd Order DE
  2060. Calculate covariance matrix of two given numbers of events
  2061. Applying Green's THM, Polar Coords substitution
  2062. Improper integral convergence and implications of infinite limits
  2063. Differential Equation Word Problem
  2064. Show the series (1/2)^sqrt(n) converges
  2065. Find the volume of the region bounded by parabolic cylinder and planes
  2066. Finding Region of convergence for complex series
  2067. Volume of sphere cut by two parrallel planes
  2068. Maximal subgroups of solvable groups have prime power index
  2069. Minimising a function related to a "Bloom Filter"
  2070. Calculating the normalized form of a matrix
  2071. Calculus of Variation Questions
  2072. absolute value definite integral
  2073. Integral in cylindrical coordinates
  2074. Disk Method
  2075. Poincare Bendixson's Theorem
  2076. solving differential system with matrices
  2077. Squeeze theorem question
  2078. Finding Derivitive with Expression of Area
  2079. Guassian Intergral doesn't seem to sum to sqrt(pi)
  2080. Showing a subset is a subring???
  2081. Method of Undetermined Coefficients Question?
  2082. Infinite limits with cot?
  2083. Determine if series converges or diverges
  2084. Shell Method Problem
  2085. Factoring over real numbers
  2086. Question about using derivatives
  2087. Probability of being dealt one pair from a 52-card deck
  2088. Unit vector cross products in different co-ords
  2089. product of quadratic nonresidues is a residue
  2090. Method of characteristics for population balance equation
  2091. 2nd Order differential equation.
  2092. Complex Analysis - Manipulating trig identities
  2093. Independence of parametrizations of a line integral
  2094. Vector Calculus, Unit normal to surface help
  2095. Finding real part of complex eqn
  2096. Rearranging Equation
  2097. Parametrizing Intersection of Cylinder and Plane
  2098. Applications of the Laplacian Question
  2099. Simple Integral
  2100. determine closed expression
  2101. Solutions of the differential equation for the over-damped case
  2102. Quotient Groups isomorphic to the circle group
  2103. [Complex analysis] Coefficients of Laurent series
  2104. Very difficult integral to solve
  2105. Show how the variance decrease as degrees of freedom/sample size get bigger
  2106. Mass from density
  2107. Implicit Function Theorem
  2108. Linear algebra: Vector subspaces
  2109. vectors(linear independence)
  2110. A difficult Series problem!
  2111. Does diagonalizable imply symmetric?
  2112. Calculating Variable from a Derivative
  2113. 4th derivative of cos(2x)
  2114. a/b + b/a equals an integer, for any a,b nonzero positive integers, if and only if a
  2115. Probability - Coin Toss - Find Formula
  2116. J.J. Thomson's Experiment, Help!
  2117. Forward Euler for Heat Equation
  2118. Show that g(x):=|f(x)| is differentiable at c
  2119. J.J. Thomson's m/e Experiment, Help!
  2120. Prove gcd(nn!, n!+1)=1
  2121. Particle in Positive Direction
  2122. taylor series...finding sin(x^2)+cos(x) from sin(x^2) and cos(x) alone
  2123. Bernoulli Process Statistics
  2124. Prove peicewise function is or is not onto.
  2125. calculating exponent of complex number.
  2126. Breaking down a proof?
  2127. How do you prove ln(e^x) = x
  2128. Autocorrelation Function of Markov Chain/Discrete Process
  2129. Second Order Differential Equations
  2130. Proof: K(x)= l f"(x) l / (1+(f'(x)^2)^3/2) for y=f(x)
  2131. Finding the unknown component of a vector that makes a particular angle with a known
  2132. Vectors - Finding a point of intersection..
  2133. finding polar and cartesian form for this power
  2134. Confused - simple differentiation with simplification
  2135. Proof that a function composition is differentiable
  2136. Taking derivative of a transposed matrix
  2137. grad of a generalised scalar function
  2138. finding two vlaues for trig function
  2139. Diagonalization
  2140. How to they get to this equation? (Integral representation for differential equation)
  2141. Riemann Sums - Help!
  2142. Proving Modulus of Rational Expression is Equal to 1
  2143. Finding a Limit Using L'Hopital's Rule
  2144. determining the joint probability density function
  2145. Dot product between tensors
  2146. Conformal Mapping question
  2147. How'd I do on my probability exam?
  2148. Does this series converge or diverge?
  2149. Prove the property of Dirac's Delta
  2150. volume of a region bounded by a cylinder and triangle
  2151. Need help with Laplace's Equation
  2152. Tensor product demonstration
  2153. Integral-related proof
  2154. Integral + Complex Conjugate
  2155. Finding Derivitive of a Triangle Area
  2156. Evaluate the integral inside domain V, where V is bounded by the planes...
  2157. Homotopy between identity and antipodal map
  2158. Calc 3 tough!!!! not sure if right.
  2159. this spring question is has got me oscilating!
  2160. the principle argument when no imaginary part
  2161. Proof of det of a matrix with submatrices
  2162. Too many Eigenvectors!?
  2163. Proving Lagrange's Remainder from Taylor's Theorem
  2164. Dividing a row/column of determinant
  2165. finding the nth roots of a complex number!
  2166. Series Solution Near an Ordinary Point
  2167. Optimization of a Triangles Area.
  2168. finding the value of sin(pix^2) within a 0.01 error
  2169. volume under curve z=1-x^2-2y^2
  2170. non linear equations
  2171. Harmonic oscillator question
  2172. A problem in limit of a complex function
  2173. Solving 1st order differential equation
  2174. Eigenvalue problem.
  2175. Question about open cover.
  2176. Proving Bounded operator
  2177. Is C^l closed in C^0?
  2178. calculating the gradient of a logarithmic scale
  2179. find out the limit of the following function...
  2180. Method of characteristics to solve the hyperbolic PDE- population balance equation
  2181. 3rd Order Linear Homogenous DE from Solutions
  2182. Calculating the residue of a complex function
  2183. Where have I gone wrong with this surface integral problem?
  2184. Find the real solutions
  2185. Integration of a vector field in polar coordinates
  2186. Set Theory/Compactness Question
  2187. differential of a 1st ODE help understanding notation
  2188. Gauss hypergeometric series
  2189. Question about a compact set
  2190. Proof (x^n)'=nx^n-1 by complete induction
  2191. Sigma Notation help requested
  2192. Finding the Limit! Help!
  2193. Laplace Convolution proof - can someone please explain the diagram
  2194. Problem with deriving joint/marginal PDF
  2195. Calculus 2, Series Convergence Questions?
  2196. Polyhedra 101: Finding face angles on a tetrahedron?
  2197. Relation of laplace transform with power series
  2198. Finding an orthogonal complement without an explicitly defined inner product
  2199. What is a subspace and a subset and how are they related?
  2200. Generic "definition" of derivative?
  2201. Simplifying Sigma Notation
  2202. cos^2(x) Integral..
  2203. Examples of Chaos - Linear Algebra
  2204. Laplacian proof with generalised scalar function
  2205. Complex Mapping
  2206. Separation of Variables for ODE
  2207. Taylor polynom and some functionproblem.
  2208. The set of squares of rational numbers is inductive
  2209. Taylor approximation of the Doppler Law for slow-moving emitters...
  2210. if n is a natural number and n^2 is odd, then n is odd
  2211. True/false convergence of integral from 1 to infinity
  2212. Hence express tan (pi/12) in surd form.
  2213. Use De Moivre's to express sin 4Theta...
  2214. Procedure to draw a phase portrait by hand ?
  2215. Absolite convergence of the beta function
  2216. Calc-Based Stats, Prove a Conditional Distribution is Gamma Distributed
  2217. Derivative of function only using definition?
  2218. Vector Calculus problem
  2219. Complex analysis: Counting zeros using the argument principle
  2220. Three linear first-order ODEs
  2221. Convergence of integral
  2222. Absolute value result
  2223. Using Cauchy Schwartz Inequality (for Integrals)
  2224. Proof of derivative a^x
  2225. General help for trigonemtric u-substitution
  2226. Determining the convergence or divergence with the given nth term
  2227. Stuck with L' Hospital's Rule
  2228. Random Variables: Calculating E[X|Y]
  2229. Complex Mapping/Images question
  2230. Using Maximum Modulus Principle
  2231. All Solution of Diff. Eq. Tend to Zero
  2232. G(x) is the antiderivative of F(x) with G(1) = 1; Find a formula for G(x)....
  2233. Find volume of solid rotated about X axis Washer method
  2234. Chain rule and dot product
  2235. Trapezium Rule- finding area of region A.
  2236. Complex analysis - Schwarz's Lemma
  2237. Help with a derivative
  2238. finding the complex square by solving...
  2239. Linear Fractional Transformation (Mobius Transformation) from circle to line
  2240. Simple question about Complex Logarithms
  2241. Find dimension and ker of matrices ??
  2242. implicit partial differential for unknown function F(x,y,z)=0
  2243. Calculating weak limits
  2244. Using Maclaurin series to find 2005-order derivative
  2245. Solve a Triangle using Trigonometry
  2246. Laplace transform
  2247. Vector algebra
  2248. Showing the integral of e^iqt/t equals i∏sgn(q)
  2249. How to find the orthogonal basis?
  2250. Finding the determinant of adjoint matrix
  2251. Counting Probability
  2252. an injective function going from N to the set of algebraic numbers
  2253. Prove hyperbolic function
  2254. Factor principal ideals in a field with class number 2
  2255. Double integral over region surrounded by two ellipses
  2256. Two monotone sequences proof: Prove lim(an)<=lim(bn)
  2257. Prove or disprove that there is a rational bijective function f : R to (0; 1)
  2258. Continuous Functions
  2259. Proving Jordan-Holder theorem
  2260. Property of determinants
  2261. Unit tangent vectors, Normal vectors, and Gradients
  2262. Matrix Exponentials
  2263. Number Theory- arithmetic functions
  2264. Integral of complex function
  2265. Area of Surface of Revolution of Plane Curve - Use 1/2 Interval?
  2266. sum involving binomial coefficients
  2267. Intersection of vector and triangle side
  2268. Theoretical/non-tedious question about power series solution of y'' + y = 0
  2269. Shooting Method Boundary Problem
  2270. Limits of a picewise function?
  2271. Help me find the radius of convergence?
  2272. Integration involving partial fraction
  2273. Simple Continued Fractions Question (I Think My Book Has a Mistake)
  2274. Integrating Polar Curves over Period
  2275. using comparison theorem to show if an integral is convergent or divergent
  2276. Series question about limits
  2277. Derivatives of parametric functions (or whatevs)
  2278. How are these two equations the same?
  2279. Probability function p(x)...if p(10) = p(20), do any x values lie between 10 and 20?
  2280. Trigonometric Equations - Why Do I Always Get cos^3 or sin^3?
  2281. Define independency of vectors
  2282. How to prove that the limit of a sequence is a Wallis product?
  2283. Continuous functions on dense subsets
  2284. Directional derivatives
  2285. İntegral
  2286. periodic function in integral
  2287. Cubic Population Model with steady states !!
  2288. Infinite sum of infinite negative series e^(-nt)
  2289. Integrating the following delta dirac function should yield min(t,s), but how?
  2290. Map of the kernel
  2291. Congruence identities using Fermat's Little Theorem
  2292. Markov Birth Death Chain Show Stationary Distribution
  2293. Proving Reduction Formula
  2294. Integrate e^{-2x}.tanh(x)
  2295. [Not Homework!] Converging Series Problem (Fly and Einstein)
  2296. Showing that the range of a linear operator is not necessarily closed
  2297. [Not Homework!] Polar Equation Problem Involved Tangents
  2298. Integral involving hyperbolic functions
  2299. Find the volume of the given solid:
  2300. Laplace Transform with omega. y'' + w^2y = cos(t). Need help with some of the algebra
  2301. Probability in a Deck of Cards
  2302. Volume of a cylindrical wedge
  2303. Radial and Circumferential Components in terms of t
  2304. coupled first order differential equation.
  2305. Upper bound for e^(-x^2)
  2306. Summation/Sigma Notation
  2307. implicit differentiation question?
  2308. Calculus, Analytical demonstration
  2309. Conditions upon overdetermined linear systems
  2310. Simple doubt with relations
  2311. Differential of a 2-form
  2312. Verification of Simple Proof
  2313. Sum of an infinite series?
  2314. anomalous integral
  2315. Fourier Coefficients of Continuous functions are square summable.
  2316. what proportion is defective, with 99% confidence interval
  2317. Determine whether the sequence converges or diverges and find the limit
  2318. trigonometric form of Legendre equation
  2319. Abstract Algebra - automorphism of the additive group $\mathbb{Z}_{n}$
  2320. Solve the system Ax = B
  2321. Number Theory Q re: Euler phi-function
  2322. Conditions on overdetermined linear system to be consistent?
  2323. Binomial expansion comparison with legendre polynomial expansion
  2324. find dy/dx at x = 2, if y =6u^2-11 and u = 3x^2 +2
  2325. Expansion of 1/sqrt(1-x)
  2326. Spectral Factorization Help
  2327. Riemann sum/limit question
  2328. Integral of hyperbolic function
  2329. Legendre poly, generating function
  2330. The normal approximation to the binomial
  2331. Matrices and determinant properties?
  2332. Proving that the matrix is invertible given the eigenvalues?
  2333. Lebesgue measure
  2334. Check Answer - Matrix & Values of K
  2335. Another method? - Matrix & Linear Independence
  2336. Example of a Lie algebra neither solvable nor semisimple
  2337. "Simple" newtons laws question ?
  2338. Irrational numbers
  2339. Invertibility / Group problem
  2340. Solve With Variation of Parameters
  2341. pretty simple ordered field question
  2342. integral of x^2e^(-x^2)
  2343. What is the Fourier Transform of t*f(t)
  2344. Arc Length of Ellipse, Hard Integral
  2345. RThe "canonical representation phi" (measure theory) (Royden)
  2346. Prove dual space has the direct sum decomposition...
  2347. Slope line of orthogonals
  2348. Find f'(1), ∂g/∂s(1, 1), and ∂g/∂t(1,1).
  2349. Why does the Hessian determinant Δ_p = -1 imply that P(0, 0) is a saddle point?
  2350. Math Proof
  2351. Greens theorem
  2352. Dimension of a subspace question
  2353. Solve With Variation of Parameters
  2354. Volume of a 2-sphere on a 3-sphere
  2355. Write a closed form expression for the approximation y(nC)...
  2356. Fundamental Theorem for Line Integrals
  2357. Set up Differential Equation for the following situation
  2358. prove a^2≥0 always
  2359. partial differentiation
  2360. For lim as x --> -∞, how come lxl becomes -x?
  2361. Linear algebra problem
  2362. Integrating a complex ln
  2363. Mathematical Analysis - Continuity
  2364. The power rule and the chains rule
  2365. Measure/Uniform Convergence
  2366. Evaluation Homomorphism
  2367. evaluating limits with constant?
  2368. Linear Transformation of Matrix
  2369. Prokhorov metric
  2370. Generating function proof
  2371. Differentiating 2^(x^2)
  2372. diferentiating cos law
  2373. Convergence of improper integrals with parameters
  2374. Hooke's Law Direction of Force
  2375. Surface Integration Problem
  2376. Problem with contour integration
  2377. Very important, Lagrange multiplier
  2378. complex mapping question
  2379. Solving a simple homogeneous linear DE
  2380. Flux integral over a closed surface
  2381. Eliminate paramter
  2382. Scalar Equation of Plane Determining the value of k
  2383. Using integration by parts to prove reduction fomula
  2384. Proof using lagrange!!
  2385. branching process, inductive proof
  2386. Integrate dy/dx=0 and arbitrary constant?
  2387. Showing a linear operator is compact
  2388. Normal Subgroups proof.
  2389. Recommendation for an Advanced Calculus text
  2390. Please help me differentiate this!
  2391. 100(1-alpha) Confidence Interval for μ when μ and σ^2 are unknown
  2392. Limits for a truncated random variable
  2393. Multiplicity of Eigenvalues
  2394. Laplace Transform help needed
  2395. Show that the set is countable or finite.
  2396. Numerical Analysis in C: Solving a sum
  2397. Inverse Laplace Transform
  2398. Proving that this set is a Dedekind cut.
  2399. Abstract Algebra: isomorphism proof
  2400. First order differential equations.
  2401. Help finding a counterexample for a relation's transitivity
  2402. M/M/1 Systems
  2403. Some small linear algebra questions...
  2404. calculating volumes
  2405. Is it possible to do this integral with polar coord?
  2406. Differential Geometry/notation help
  2407. How much work is required to pump all of the water to the top?
  2408. Finding the parametric equations of the line L...
  2409. Substitution for integration of e^(x*y) dx
  2410. Minimal Optimization
  2411. a question that uses divergence thm
  2412. weird Sum of Squares as a Vector Norm and Gauss-Newton optimization
  2413. Find the equation of the tangent - Please help trying for 2 hours now.
  2414. Plotting the Nyquist Diagram - Stuck
  2415. Improper Integrals, Specifically integration part
  2416. Sylow's Theorem proof
  2417. Poincare disk model. Circle question.
  2418. rolling a die
  2419. The distances of vertices of an equilateral triangle
  2420. Normal Subgroups Proof with defined order
  2421. How to differentiate x^(cosx) = y^(sinx) with respect to x
  2422. related rates maxium voulme of cylinder
  2423. vector product question in cylindrical coordinates
  2424. order of subgroup G - representing triangular prism
  2425. Monotone Convergence
  2426. fixed points of conjugate functions
  2427. Find the value of p and q that make the function continuous
  2428. Complex analysis: determine whether a family of functions is a normal family
  2429. Flux through a spherical surface
  2430. Prove f continuous given IVP and 1-1
  2431. The amount of force on one trapezoidal side of a water vessel...
  2432. Concept question about stokes theorem?
  2433. To show a module M = direct sum of Image and kernal of automorphism
  2434. Differential of map from surface to surface
  2435. Generating Random Sample (known distribution)
  2436. abstract algebra: monic gcd of polynomials in a subfield problem
  2437. Prove that a set is an open set
  2438. Theoretical/non-tedious question about Frobenius method
  2439. Multiplying polynomials in Mathematica
  2440. Checking Qn(x) is a solution to legendre eq. (n=3)
  2441. Parametric equations and polar coordinates
  2442. Solution to Legendre equation in trig form
  2443. proof function is integrable
  2444. Integrate ln [f'(x)] + ln [f(x)] = 0
  2445. Inverse laplace transform
  2446. Bijective functions and finding a composition function fg
  2447. How to prove two binary structures are not isomorphic
  2448. question about Normed Linear Spaces
  2449. Area enclosed by polar curve
  2450. Basis of linear transformations !
  2451. Proving a sequence is a Cauchy Sequence
  2452. Proof p=1 mod 4 if p|x^2+1
  2453. Please help with with this combinatorial proof!
  2454. I'm a bit confused about rotation and reflection matrices
  2455. Probability: Conditional expectation
  2456. Integrate e^x arctan(x)
  2457. Functions not differing by a constant whose derivatives do not equal h(x)
  2458. Show that f is integrable on [0,2] and calculate the integral.
  2459. Volume of a solid with equilateral triangle cross-sections
  2460. Prove that set is convex
  2461. Increasing/ Decreasing of a Sequence
  2462. Help doing an integral using stokes theorem?
  2463. Derivative related to equal areas proof
  2464. Probability question: "Ms. Aquina has just had a biopsy ..."
  2465. Proving that Z2 X Z2 X Z2..... Z2 is a isomorphic (ring isomorphism) to P(N)
  2466. Finding Laplace transform of a Differential Equation
  2467. L'Hopitale's rule
  2468. Concerning Subspaces of Infinite Dimensional Vector Spaces
  2469. Expansion of a Taylor Series
  2470. Indefinite integral involving arctan and ln
  2471. Calculus Polar question
  2472. Reduction of order problem
  2473. non discrete metric space on infinite set
  2474. A contour integral with Laurent Series?
  2475. Is boundary of A open?
  2476. Use Binomial Theorem and appropriate inequalities to prove!!!
  2477. What is going on here? (Heat equation w/ Neumann conditions)
  2478. difference between 2 types of differentials?
  2479. mathematical relation proof
  2480. finding the area between two curves
  2481. Deleting lamda(t) and lamda(t+1)
  2482. Basis of kernel and image of a linear transformation. (All worked out)
  2483. Help me check my work (limit problem)
  2484. Solving Matrix of Differential Equations With Initial Values
  2485. Finding the volume of a sphere sliced by a plane
  2486. when integrated 1/y^2 becomes -1/y why is this?
  2487. Integrate x^3/2 divided by expression - using partial fractions perhaps
  2488. optimization problem with trig
  2489. Finding a complex Taylor series
  2490. How am I doing on this heat conductor problem?
  2491. The integral of a harmonic function
  2492. Series Comparison Test, URGENT help?
  2493. chebyshev polynomials
  2494. MLE of P(X<2) - Exponential distribution
  2495. Compound pendulum
  2496. uhh! help with this proof """" then x is prime""".
  2497. Does this series converge or diverge ?
  2498. juntion box wire optimization
  2499. Showing That The Infinite Series 1/n! is less than 2...
  2500. Calculus/Mechanics Particle in a uniform gravitational field with position vector.
  2501. Solving a Differential Equation with Coefficients Linear in 2 variables.
  2502. Showing a bijection between a set of functions and a set of relations
  2503. Divergence Theorem checks
  2504. Flux of a vector
  2505. Tough Integral
  2506. Moments
  2507. Prove that a rational root of a monic polynomial is an integer. Use this to prove...
  2508. Solving a Partial Differential Equation
  2509. Complete Bipartite Graphs
  2510. confusion over notation for finding limits
  2511. dual vector is the covariant derivative of a scalar?
  2512. Black-Scholes equation (a type of diffusion equation)
  2513. measure(A)=measure(B)
  2514. Work out the line equation (parametric equation)
  2515. Rieman Integral: The Fundamental Theorem of Calculus
  2516. Help Me Prove this Identity (or find a counterexample)
  2517. Finding volume between two surfaces.
  2518. Gaussian Integral (almost)
  2519. Could someone please check this proof-mods!
  2520. Finding the Area of a Shaded Region
  2521. Vector calculus question - surface of ellipsoid
  2522. proving 11 is a factor of 2^(4n+3)+3(5^n)
  2523. Solving First Order Linear Differential Equation
  2524. finding confidence interval
  2525. Trouble with Complex Exponentials
  2526. General solution to a 2nd order differential :(
  2527. Simplify & eliminate negative exponents
  2528. Volume-calculating function in Mathematica
  2529. Find the limit of a recursive sequence
  2530. Solving second order non homogeneous differential equation
  2531. Hit A Snag When Finding Area Inside A Circle And Under a Line
  2532. Rate-in rate-out Differential Equation
  2533. Methodology for evaluating Contour Integrals
  2534. Prove: If (X; T1) and (Y; T2) are homeomorphic topological
  2535. Matrix Representation Question
  2536. Proving there are infinitely many primes
  2537. Basis for kernel and image of a LT ? (Addition and Union of basis)
  2538. Limit of Functions
  2539. Real Analysis, Series
  2540. Categorize first order differential equation
  2541. Statistics Definitions
  2542. Optimization: Maximizing Profit
  2543. changing the variable in a differential system
  2544. Parameterizing a line
  2545. Continuous random variable (supply and demand)
  2546. Real Analysis, Sequence/series/supremum/infimum
  2547. Find restrictions on a>0 and b>0 that ensure that f(x_1,x_2) is concave.
  2548. finding area of integration in polar?
  2549. Set Theory Question
  2550. Comparing least square equations in matlab
  2551. Finding Fixed Points of a Mobius transformation
  2552. Difficulty to find this limit
  2553. Find Mobius Transformations (M→N)
  2554. Parameterization of the Circle...
  2555. C.O.M and Inertia of a sphere; top half twice as dense as lower half
  2556. Did I simplify this right?
  2557. Using the definition of a concave function prove that it is concave (don't use dx/dy)
  2558. Are these two general solutions or one general/two particular solutions?
  2559. Creating a phase-velocity diagram with matlab
  2560. Boundary Value Problem; Eigenvalues and Eigenfunctions
  2561. Annihilator method
  2562. Proving an ideal in R.
  2563. groups, g-sets and stabilizer
  2564. Linear Algebra-Linear Transformations
  2565. Calculate the Variance of a Linear Combination
  2566. Vector Spaces and Dimensions
  2567. Intro To real analysis problem
  2568. Calculate the line integral..
  2569. Continuum Mechanics - Bernouilli's Equation in a Cylindrical Tank
  2570. Stochastics: discrete random variables
  2571. Finding Tangent and Intersection for Parametric Curve
  2572. Probability - Conditional Expectation
  2573. Integration around a contour
  2574. Survey of Undergrad Math
  2575. Factorization of a complex polynomial
  2576. Antipode-preserving map
  2577. Green's Fnt. For 2-D Helmholtz Eqn.
  2578. Which eigenvalue has multiplicity greater than 1 ?
  2579. Arithmetic/Divisibility
  2580. How do you set up this lp problem? I'm not sure how to set up the constraints.
  2581. [Module theory] Prove that something forms a left R module.
  2582. Question about orientation and surface integrals
  2583. Difficulty to find this limit of trigonometric function
  2584. Determining Matrix Powers without Eigenvectors ? (Worked out but inelegant soln)
  2585. Why does this economical method work? Net annual cost comparison for two alternatives
  2586. Mechanical Motion of Springs Differential Equations
  2587. Why is this?
  2588. Prove that W is a subspace of P_4(t)
  2589. Taylor Series Problem!
  2590. How to prove this?
  2591. Discrete: Recurrence relation for sum of integer using only 2's and 3's.
  2592. Statistics - ANOVA table calculation
  2593. Show [itex]\phi[/itex][itex]\circ[/itex]f is Riemann integrable
  2594. optimization, multivariable calculus
  2595. Divergence of a vector field
  2596. second order circuit
  2597. supremum proof
  2598. Stewart Calculus 5.3 #28 7e
  2599. Heat equation problem is killing me.
  2600. AM-GM Inequality Problem
  2601. Find the fundamental group of a Riemann Surface
  2602. multivariable calculus, gradient, directional derivatives
  2603. Proof of convergent sequences
  2604. Double integral over the area of a square
  2605. Definition on an n-torus, two approaches.
  2606. Cannot do the "find" command with "undefined variable" ?
  2607. Complex Analysis - Differentiability
  2608. existence of some special kind of isometry in R^n-1
  2609. PA=LU decomposition
  2610. The impulse response of a high-pass filter
  2611. Multivariable Calculus: Directional Derivatives, Differentiablity, Chain Rule
  2612. D.E. laplace inverses
  2613. Lyapunov and behavior of a linearized system
  2614. Order Statistics Probabilities
  2615. Permutations and groups?
  2616. Can someone check my work? (Finding a common divisor T)
  2617. Difference equations steady states !(Problem in the last step)
  2618. Real analysis, simpl(er) questions
  2619. Difference equation modelling (check my work !)
  2620. Help with integration
  2621. Real Analysis: proving a sequence converges and finding its limit.
  2622. vector field
  2623. Calculus of Several Variables: Integration
  2624. Conditional Probability for discrete random variables.
  2625. Find eqn of cylinder of height
  2626. Weierstrass Product convergence
  2627. exhibit a function f
  2628. accumulation point unit disc
  2629. Electric Flux
  2630. Intro to Analysis (Differentiation)
  2631. Iterated Integrals Question, using Tonelli and/or Fubini
  2632. Integral Evaluation
  2633. Computing Factor groups?
  2634. Intergration/Differentation
  2635. Solving for Distributed Spring Work
  2636. Optimization problem solved two ways (algebra or calculus)
  2637. mobius transformation proving equivalence class
  2638. A quick Pivot column question
  2639. Help finding the what the limit= as n approaches infinity please.
  2640. Solving coupled wave equations
  2641. Curvature
  2642. Is this Vector-set Linear dependent?
  2643. Stokes theorem over a hemisphere
  2644. Convolution Question
  2645. Explanation on how these solutions can be "easily" seen
  2646. Area of a Disk
  2647. Polar Integrals
  2648. Real world applications of Parametric Differentiation.
  2649. Taylor and Euler Matlab Comparison for Numerical Analysis.
  2650. Abstact math, define a function
  2651. Divisibility in arithmetic
  2652. Finding if a Series is Convergent
  2653. Alternate form of entire function
  2654. Quantum Field Theory-Gauge Transformations
  2655. the method of Lagrange multipliers
  2656. Calculus of variations: Euler-Lagrange
  2657. Find the points closest to the origin
  2658. Convergence of a sequence
  2659. Matrix Algebra (Recurrences & Diagonalisation)
  2660. Calculate 2D matrix using the unitary group
  2661. Help with parameterization of surface
  2662. Ratio Test, SUPER URGENT, help?
  2663. Normal Subgroups and Isomorphisms
  2664. Theoretical Math: Proving an injection when it's countably infinite.
  2665. Find formulas for the entries of M^n
  2666. Solving a two variable equation
  2667. Integration applications f(x) and g(x)
  2668. Fourier transform truoble
  2669. Expectation of a product
  2670. First order linear ode, initial condition problem
  2671. From spherical to cylindrical
  2672. Conditional Probability
  2673. Upper and lower sum
  2674. Partial fractions before Inverse Laplace
  2675. What is dS?
  2676. Help with interpretation of question. (Differential equations)
  2677. Is the sequence {n} convergent? (I'm thinking that it is not)
  2678. Is the sequence {((-1)^n)/2n} convergent? (I think that it does)
  2679. Set Up Double Integral to find Vol. Solid, Bounded by Graphs
  2680. Question about Dense sets in R.
  2681. Using Taylor expansion for limit solving
  2682. Multivariable Probability Distribution
  2683. Is this true?
  2684. How to prove algebraic constructability of a 30 degree angle?
  2685. Showing a relation is a partial order on a set
  2686. Fundamental Theorem of Calc., Inc./Dec., and concavity
  2687. prove <h,k> is in span{a,b} for all h,k
  2688. triple integral/volume of a region enclosed by two planes an elliptic hyperboloid
  2689. Quick Question of convergence/divergence of an endpoint of an interval
  2690. Determining General Values of Convergence for a seqence
  2691. separation of variables D.E.
  2692. Is the sequence {n/(n^2+1)} convergent, and if so, what is it's limit? I think Yes...
  2693. Limit of a trigonometric function without l'hopitals rule?
  2694. How can I show that the sup(S)=lim{Xn} and the inf(S)=lim{Yn} as n goes to infinity..
  2695. Bifurcations and Center Manifold
  2696. Finding the intergral function (dQ/dt) = kQ
  2697. Finding the intergral function (dy/dt = a(q-y))
  2698. Determining convergence/divergence?
  2699. Singular matrix
  2700. Show that 1^2+3^2+....(2n+1)^2
  2701. Second order O.D.E
  2702. solve the following initial value problem (DiracDelta function)
  2703. Sifting Property (Dirac Delta), please check these
  2704. Complex Integration - Poles on the Imaginary axis
  2705. extreme Newton's Law of Cooling D.E.
  2706. 5 Vector Field Proofs - apparently easy
  2707. Number theory: finding integer solution to an equation
  2708. Question about Alternating Series Test
  2709. Series Solutions to DE
  2710. Can someone explain this example ? (Gram-schmidt Orthago
  2711. tensor problems please help
  2712. Set theoretic problem, lim sup and lim inf
  2713. Uniform Distribution Estimator
  2714. Maclaurin Series Help (1st Post)
  2715. Surface Area Integral
  2716. Limit as n-> infinity with integral -- Please check
  2717. Prove that a set S of numbers has a maximum iff it is bounded above and sup S ε S
  2718. Rates of change calculus...
  2719. Cauchy Integral Formula
  2720. Prove that every natural number is either even or odd.
  2721. need help finding the derivative of this function!
  2722. Representing Airy's function as a power series
  2723. Number theory: ( remainder theorem.)
  2724. Cauchy Integral Formula
  2725. Prove that a fuction is continous and differentiable everywhere, but not at f'=0
  2726. Curl of vectorfield
  2727. Slightly Harder Cauchy Integral
  2728. Stochastic Processes: Maximising profits $$
  2729. Greens Theorem
  2730. Derivative of infinite series
  2731. Complex Contour Integral
  2732. Complex number
  2733. Number systems: construction of rational numbers
  2734. Probability of each of 4 players getting an Ace
  2735. Joint PDF integration
  2736. linear algebra proof span
  2737. linear algebra proof subspaces
  2738. implicit differentiation problem.
  2739. Prove if a Square Matrix A is Diangonalizable
  2740. problem with this function...continuity and differentiation
  2741. confused! Finding derivatives of f(x)?
  2742. Convergence of a series
  2743. Solving Complex Hyperbolic functions
  2744. Matrix Vector Spaces
  2745. Find the Values for which the function is continuous
  2746. Question regarding Mean Value Theorem.
  2747. what does this equation tell me 2^a=3^b-1
  2748. Find convergence of series
  2749. Convergence of Series (Harder)
  2750. Divergence of the geometric Series at r=1
  2751. calculate M = max|f(x)|>1/4 for f(x) = x^3+ ax^2+ bx + c
  2752. Arithmetric and Geometric Series
  2753. start - end by turning left and right alternatively, why?
  2754. Convergence of Series
  2755. Double Integrals: Changing the order of integration
  2756. Does the Series Converge or Diverge?
  2757. Using the Mean Value Thoerem for this Inequality?
  2758. Power series involving arctan(x)
  2759. Solving second order linear homogeneous differential equation
  2760. Tensors
  2761. Proving a matrix is orthogonal.
  2762. Finding derivative of arcsin(√x)?
  2763. Find the interval of convergence for the given power series.
  2764. Find the Exact length of the Polar Curve
  2765. How can I make this matrix a triangular one?
  2766. Find the General Anti-derivative (Calculus I)
  2767. Convolution with complex number
  2768. Proving recursion relations. BFGS non linear optimization
  2769. Linear algebra proofs in optimization problem
  2770. Fixed Points of analytic functions
  2771. Variation of Parameters herupu
  2772. parametric equations
  2773. Integrating w/o U-Substitution
  2774. Quick question about finding area for polar coordinates
  2775. Truth tables for these calculus formulae
  2776. Irrationality of this number. Proof.
  2777. convolution for Z-transform
  2778. if n is a positive integer n then sqrt(4n-2) is irrational.
  2779. How can I solve this matrix?
  2780. Need help differentiating a function
  2781. orthogonal projection/norm
  2782. Triple Integral - Volume of Tetrahedron
  2783. Diagonalisable or not ?(Error in question ?)
  2784. closed set
  2785. Linear Sys. Solution Space of Homogenous Sys.
  2786. Proving ∏ with summation and/or Lhopitals?
  2787. Final exam - help- Inverse function Theorem
  2788. Sturm-Louville problem: u'' - u = x, u(0)=u(π)=0.
  2789. Abstract algebra functions.
  2790. Differential Equations - Eigenvalues and Eigenfunctions
  2791. Circle radius 0, algebraic manipulation
  2792. Diagonalizing Matrices
  2793. Find the left nullspace of matrix
  2794. When does x=a in the taylor series stop being x=a?
  2795. More old material.. planes, normal and parallel vectors
  2796. Bessel Function / Helmholtz equation
  2797. Surface Integral of a helicoid.
  2798. Area of a region between two curves
  2799. Convergence of indeterminate forms of a sequence
  2800. Somewhat hard integral..
  2801. Composition of Relations
  2802. Averaged trig function with varying phase
  2803. (1+x)^(1/z) - Limit as x approaches 0
  2804. Sequence Prove
  2805. Stedy State of damped system
  2806. Finding the radius of convergence of a series.
  2807. Residue theorem to solve integration
  2808. Evaluating a basic double integral
  2809. Increasing or Decreasing Sequence
  2810. second order differential equation question
  2811. Ohmic Resistor modelling ?(Check my interpretation of question)
  2812. Newton's Law of Cooling (Calculating Time of Death)
  2813. prove the product of orientable manifolds is again orientable
  2814. Which difference equation better describes the problem ?
  2815. Complex Contour Integral 2
  2816. The order of all elements of (Z/ 7161 Z)* divide 30
  2817. Closed Graph Theorem
  2818. Christoffel Symbol / Covariant derivative
  2819. Contour Integral around |z|=1
  2820. Finding limit of a sequence
  2821. Problem manipulating solution of a differential equation!
  2822. Integral (related to Laplace transform)
  2823. Related Rates / Calculating Rate of Change
  2824. Huge Multi Part Prob + Stats question from past paper
  2825. Show that W is a subspace of R3
  2826. Complex Laurent Series
  2827. Even Differentiable Functions and Linearization
  2828. Hrm... Congruence Proofs. Don't remember the "rules"
  2829. Help with this entire function question
  2830. Help with Topology: Density and Customly Defined Similarity
  2831. Related Rate Question plz help!!
  2832. find the volume of a given set
  2833. Risk Theory-computing the risk function
  2834. Calculating regions of double integrals
  2835. First order non-linear non-homogeneous DE problem
  2836. Volume in spherical coordinates
  2837. Limits and continuity test questions
  2838. Find the greatest value of function
  2839. Solve BVP using Eigenfunction Expansion
  2840. need some more help on curl
  2841. Show that a homeomorphism preserves uniform continuity
  2842. pole in complex analysis
  2843. question regarding limits
  2844. how to solve the markov transition matrix
  2845. Correct/accurate vector diagram.
  2846. Constructing bases (worked out, please check !)
  2847. Modulo Arithmetic ( Classes )
  2848. (Probabilities) Sum of n dice add up to 117. Estimate n, confidence interval of 90%.
  2849. Arc Length and Surface question about hyperbolic function
  2850. Question on integrands
  2851. Calculating trajectory electric field
  2852. Trying to understand rewritten equation
  2853. Working with finite fields of form Z_p
  2854. Line to Surface intersection
  2855. Integral calculus involving Fubini
  2856. Linear dependence of a set
  2857. Fibonacci Sequence Induction Problem
  2858. Liouville's theorem - (probably) easy question
  2859. Double integral with substitution
  2860. linear algebra help with general solutions
  2861. Compute sum of a power series
  2862. Infinite Solution to a differential equation problem
  2863. Reduce second order diff equation into series of first order diff equations
  2864. Integral calculus involving Change of Variables Theorem
  2865. Particular solution to 4th order ode
  2866. what is the cross section area of the water??
  2867. Convergence of a sequence
  2868. Issue in understanding stochastic ordering
  2869. first ODE of an absolute value
  2870. I need help with finding the radius of convergence of a complex series
  2871. What is a contour?
  2872. Basis, Linear Transformation, and Powers of a Matrix
  2873. finding the eigenvectors in triangular matrices
  2874. Pointwise/Uniform Convergence proof
  2875. Laplace transorm problem
  2876. Use C-R eqns to determine points whose fn's are analytic
  2877. 2 exercises on changing variables of double integrals
  2878. Contour integrals
  2879. Finding the center of mass of laminae
  2880. Calculate the following contour integrals sing suitable parametr
  2881. Initial Value Problem
  2882. solving Laguerre DEby translating it into an Euler equation
  2883. Bijection Proof
  2884. lower triangular matrix eigenvectors problem
  2885. Total Revenue
  2886. limit of a sequence 2
  2887. Show y = (1+x)/(1+x^2) has three inflection points
  2888. limit that equals e^2
  2889. Triple Integral in Cylindrical Coords
  2890. simple measure theory questions (inverse image)
  2891. Kernel of a Transformation that is a differential equation
  2892. Find if 3 vectors form a basis in space R^4
  2893. Seperable differential eqn.
  2894. Terminolgy Question
  2895. Laplace Inverse of a solution
  2896. Lie Algebras: [H1, H2] = 0 => h1h2 = h2h1
  2897. Convergence for a series: what is wrong with my method??
  2898. countable number of zeros
  2899. Limit of ugly rational
  2900. Triple Integral
  2901. Double integrals - Change of variables
  2902. Linear Differential Equation of Second Order
  2903. Sum of particular solution and homogenous solution of differential equation
  2904. Group homomorphism question
  2905. PDE-Cayley Transform Of An Operator
  2906. Greens theorem-maximises area
  2907. Counting invertible matrices of 2x2 provided Zn
  2908. Simple (?) Laplace Transform
  2909. Differential Equations
  2910. show Quotient Groups are isomorphic
  2911. Easy laplace conversion from s to t-domain gone wrong
  2912. Real integral using Residue Theorem
  2913. Double Integral
  2914. Determine Convergence or Divergence. If conv. find the sum:
  2915. Taylor series
  2916. Positive definite bilinear forms.
  2917. Statistics: Using a PDF function
  2918. What is wrong here???? (A differential equation)
  2919. Compute the flux of vector field through a sphere
  2920. Calculus Mazimizing Problem
  2921. Heat Flow across cylindrical surface
  2922. Fourier Transforms - Tidying Up After Integration
  2923. Complex Analysis - Branch Definition
  2924. Have I proved this obvious fact correctly? (Real Analysis)
  2925. Elementary Integration - First Principles?
  2926. Beta - special functions - manipulation
  2927. Complex Analysis: What is f(1-4i)?
  2928. Absolute Convergence of a Series
  2929. complex analysis to evaluate integral
  2930. Trapezoidal rule error bounds problem
  2931. Finding extreme point in a multivariable function when the gradient is not defined
  2932. Write the polynomials in x as polynomials of ...
  2933. How do we get this equality about bilinear form
  2934. Evaluate this complex Integral
  2935. Maclaurin Series for e^x
  2936. Determine Convergent or Divergent
  2937. Polyhedron
  2938. Laplace's equation w/ polar coordinates
  2939. Matrix Multiplication or Inverse Problem
  2940. Joint Distribution Limit's
  2941. Linear Algebra: orthogonal components of a vector
  2942. Greatest common divisor.
  2943. Nonzero nonunit non-product-of-irreducibles is reducible?
  2944. Verify Stokes' Theorem for F across a paraboloid
  2945. Double Integral Cartesian to Polar Coordinates
  2946. Matrix Algebra Transformation
  2947. The arclength of a parametrized segment (integration).
  2948. Linear Algebra- Finding the intersection of two straight lines.
  2949. Find the Sum of The Geometric Series
  2950. Linear combinations?
  2951. very simple question about limit superior (or upper limit)
  2952. Please help determine the tangent of the parametric equation.
  2953. Please help elimante the parameter to find a rectangular equation.
  2954. Please help understanding what the question is asking Calc II (Conics)
  2955. Show that f'(a) = g(a) ?
  2956. A LinAlg Proof Involving Orthogonal Complement
  2957. compute the length of ||u||
  2958. find the area inside r=3+2sin(theta) and r=2
  2959. Find foci, vertices and asymptotes of the hyperbola.
  2960. Determine this sequence increasing or decreasing
  2961. Indentify the typer of conic section and its vertices&foci. Calc II
  2962. Find an equation in standard form for the conic. Calculus II
  2963. Convergent or Divergent?
  2964. Help me Diff Equation population model
  2965. Limit Evaluation
  2966. Lottery-type stochastics question
  2967. Analysis (left and right-hand limits, monotonicity)
  2968. Definite integral question
  2969. gaussian elimination
  2970. Number theory (LCM , GCD)
  2971. Can someone please check this proof involving permutations and cycles?
  2972. Number theory LMC and GCF equation.
  2973. for which initial values does the differential equation have a unique solution
  2974. the exchange matrix
  2975. Determine Series' Convergence or Divergence
  2976. Difficult Integral
  2977. Difficulty to find this integral
  2978. Determine if a matric is diagonalizable and diagonlize it
  2979. Number theory proof - gcf and lcm
  2980. Probability Question. Find the probability that F_{X}(x) will be less than 1, etc
  2981. Finding the roots to x^3-1 over a finite field.
  2982. Does this answer look right? (Infinitely long conductor pipe)
  2983. finitely many zeros
  2984. Covariance between x and f(x)?
  2985. Should be simple polynomial integral
  2986. the natural cubic spline
  2987. gamma and exponential distribution
  2988. Exact Fit General Cubic
  2989. Find vector x and scalar λ
  2990. Sin and inverse sin multiplied
  2991. Financial Physics - Probability of Winning
  2992. Test series for convergence or divergence
  2993. Sum of a series
  2994. Proof of a property of the adjoint of an operator
  2995. Solving Laplace's equation using conformal mapping
  2996. Proving a set is dense.
  2997. differential descriptions
  2998. Sylow theorems, simple groups
  2999. Application of Schwarz Lemma--Complex Analysis
  3000. Matrix Algebra
  3001. Abstract algebra: proving an ideal is maximal, Constructing quotient rings
  3002. Test series
  3003. Finding the stable line of a Glide reflection
  3004. Linear Algebra: Linearity of inner product
  3005. Real Analysis - Differentiation in R^n - Example of a specific function
  3006. Trapezoidal Rule
  3007. Basic Measure Theory Question
  3008. Differential Equation- Pendulum System
  3009. limit of (1+ln x)/x as x -> 0
  3010. How can electric potential contain so much information?
  3011. Nonhomogeneous difference equation question
  3012. Sum of a series
  3013. zero gaussian curvature implies developability proof
  3014. Maximal Ideal/Ring homomorphism question
  3015. Nonlinear differential equation
  3016. Write a partial sum for the power series, URGENT
  3017. determining convergence
  3018. Divergence Theorem
  3019. Any group of order 952 contains a subgroup of order 68?
  3020. Cauchy sequnce and convergence of a non-monotonic sequence.
  3021. Solving second order linear homogeneous differential equation
  3022. A couple of Number Theory questions
  3023. Simple probability problem
  3024. Really dumb question but...
  3025. Proof by induction
  3026. Finding the sum of the series
  3027. System of linear equations
  3028. Path integral over a function with image in a circunference
  3029. surface integrals of vector fields
  3030. Critical Points, intervals, local max/min help!! Calculus.
  3031. Find the bases for the eigenspaces of the matrix
  3032. Find a matrix S1 that satisfies A= S(uppercase lamda)S^(-1)
  3033. How to integrate Sin(x)e^Cos(x) using substitution.
  3034. Solving the 2D laplace equation. Quick question about the final stage
  3035. 2D heat equation bounday conditions for different intervals
  3036. Gamma distribution proving
  3037. Finding Equilibrium Points
  3038. Vector calculus problem:
  3039. Infinite long cylinder for Gauss' law
  3040. Stokes Theorem
  3041. Find a unitary matrix U such that U*AU is diagonal
  3042. trig limit - is this correct?
  3043. Simple contour integral
  3044. Express the given vector in terms of its coordinates
  3045. Double Integral with Strange Limits of Integration
  3046. Convergence/Divergence test
  3047. Volume inside two 3D surfaces
  3048. Boundary Value problem and ODE
  3049. help with very easy differential equation
  3050. Use geometric series to find the Laurent series
  3051. Quick integral
  3052. integral involving trig substitution
  3053. whats the derivative of sin^2(theta)?
  3054. Linear Transformation from P2 (R) to P3 (R)
  3055. Line Integral of a parametric curve
  3056. A limit in probability (possibly dominated or monotone convergence theorem)
  3057. Probability - almost sure convergence
  3058. Stationary distribution of a Markov chain
  3059. Maximum and minimum of f(x,y) within a confined domain
  3060. Concave up and down of f (solving inequality)
  3061. Validity of Reduction Formula
  3062. Calculus area between two curves
  3063. find the COG of two cubic curves
  3064. Series and partial fractions
  3065. Probability Question. Normally distributed
  3066. Proving a number is irrational
  3067. Test the Series for Convergence or Divergence
  3068. finding the exact value of an integral without calculator
  3069. Prove that if S is a subset of A then S is an empty set.
  3070. Define the Domain of a lamina as union of Type 1 and Type 2 regions?
  3071. Counting and Probability...why is this wrong??
  3072. More probability, help with cards.
  3073. Systems of Homogeneous Linear Differential Equations
  3074. Finding transition matrices.
  3075. null space
  3076. Limit with 2 variables
  3077. Confusion on sign convention for surface integrals
  3078. Differentiability and Continuity at a point
  3079. Showing sets to be equal
  3080. determine whether the given vectors form a basis
  3081. Proof: limit=0 for any positive integer n
  3082. Modular Arithmetic
  3083. Complex numbers question
  3084. Laurent series
  3085. Optimization of y=x^2 towards (2,1)
  3086. Inverse tangent function in real and complex domain
  3087. Vector equation question.
  3088. Kronecker's theorem - Find a field with roots for X^4 + 1
  3089. Complex and Real Representations, their differences by decomposition
  3090. What is the value of θ, if x = 2(θ − sen θ)
  3091. Calculus Identities
  3092. Convergence of a series with tests
  3093. What is infinity to the power of zero?
  3094. Basic Differential Equations Problem (I Have No Idea What I Am Doing)
  3095. Value that this series converges to
  3096. Evaluate the integral (help)!! sin2x dx b=pi/8 a=0
  3097. coordinates and change of base
  3098. Evaluate the Integral.. sqrt(1+7s)ds
  3099. Help with Recurrence Formula
  3100. determine if series is con/divergent
  3101. Closed Line Integral
  3102. proving (1+x)^n approaches 1 + nx when x goes to zero
  3103. Recurrence relation
  3104. Integration using Monte-Carlo method
  3105. PDEs: reducing wave equation
  3106. Linear Regression
  3107. Stochastic Calculus Fun
  3108. Formula for determining if one vector is a multiple for two others
  3109. volume of the space region inside sphere outside coni
  3110. estimation of the Operator norm
  3111. Clueless about a Mobius transformation proof
  3112. How do i do this? With picture
  3113. express x and y as a linear combination of v's
  3114. convergence or divergence (series)
  3115. Integrals involving Secant & Tangent Derivation
  3116. Determine Absolute Convergence, Conditionally Convergent, or Divergent
  3117. a differentiation and integraion question
  3118. Riemann Zeta approaches infinity as x approaches 1
  3119. Trying an alternative to Trig Substitutions
  3120. Absolute Convergence Theorem and Test for Divergence Connection
  3121. Solving a hard limit without taylor's series nor l'hopitals rule ( is it possible?)
  3122. Graph planarity
  3123. Series solution about a regular singular point (x=0) of xy''-xy'-y=0
  3124. All subgroup of S3
  3125. Absolute Convergent, Conditionally Convergent?
  3126. Perpendicular line to the Surface
  3127. Injective one to one proof?
  3128. finding the transition matrix
  3129. Euler Cromer Method to Predict Trajectory of Curveball in Three Dimensions
  3130. Maximum of the function F(X)=X*(1+X)^0.5
  3131. area of overlapping polar coordinates
  3132. Minimum distance/energy bird flight problem.
  3133. Exception to second derivative test? (Or am I doing something wrong?)
  3134. Sum of the infinite series ((-1)^n * (-7)^n)/n!
  3135. Four "proof that" exercises about taylor polynomials
  3136. Moment of Inertia of ring
  3137. Cartesian equation of the plane through the given points
  3138. Totally Bounded Subset
  3139. Derivative of the inversion operator and group identity
  3140. Projection and Reflection of Vector WRT plane
  3141. Solving a linear equation with a cross product
  3142. evaluate this limit, introductory real analysis
  3143. evaluate the triple integral (with spherical coordinates)
  3144. Integration by substitution problem
  3145. Intro to Proofs: Properties of Relations
  3146. Use Differentiation to Find a Power Series Representation for:
  3147. Double integral with polar coordinates
  3148. second order differential equations
  3149. book on numbers
  3150. 3rd degree taylor series
  3151. Find cartesian equations of the line of intersection of the planes
  3152. Question on sets
  3153. separable equations
  3154. Confidence Intervals for the mean, and One confidence interval within another.
  3155. first order linear diff eq
  3156. Verify that my contour integral is correct
  3157. Triple integral help
  3158. Parachutist freefalling question
  3159. Exam problem essiential singulairity or not complex function
  3160. Integral Problem involving e
  3161. Classification of steady states
  3162. Applying Divergence Theorem
  3163. Please Can someone check my answer, ITS DONE, needs checking.
  3164. Applications of Derivatives. Needs Checking
  3165. Residue theorem problem involving real value Intergral
  3166. method of residues
  3167. Set theory problems from Hrbacek, Jech
  3168. first order linear diff eq
  3169. Quick way to tell if two rings are isomorphic?
  3170. Probability, knight on a 5x5 chess board, expected return time.
  3171. 3x3 Matrix Differential Equations
  3172. Writing Linear Differential Equations as Matrix Differential equations
  3173. [Complex Analysis] Help with Cauchy Integral Problem
  3174. How do you find all the values of "a" such that f is continuous on all real numbers?
  3175. Mathematica trouble here
  3176. A variational problem with the constraint that the function be decreasing
  3177. How to find a limit?
  3178. Limit as (x,y) -> (0,0) ln(x^2+y^2)
  3179. Fundamental Theorem of Calculus
  3180. Normal subgroup
  3181. recurrence relations discrete math problem
  3182. Calculus 2 Based Homework
  3183. Variational expression: a demonstration
  3184. Computing a surface integral with polar coordinates
  3185. Help with functional equation
  3186. exp as covering homomorphism for connected Lie group
  3187. Find surface area of cylinder