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Differential Equations

Mixed approximation vs. full approximation for a power series expansion
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Undergrad Mixed approximation vs. full approximation for a power series expansion
Undergrad How Can I Solve a Volume Problem Using the Cylindrical Shell Method?
  • shaneewert
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Undergrad Growth/Decay Series: Deriving C=C1*r^n & C1*(1-r)^n
  • Swapnil
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4
Undergrad Recognizing Integration: Simplifying Equations for Easier Integration
  • VooDoo
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10
Graduate Understanding the Inverse Function Theorem
  • Castilla
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16
High School In Calculas I've learned that 'F means the integral of a function.
  • Line
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Graduate Why do we have to check by definition for the limit in the last case?
  • C0nfused
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20
Graduate Finding th value of x and radian when volume is maximum
  • gohanhope
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3
Undergrad Directional derivative: radial direction
  • Yura
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4
High School Integral Sign Meaning: Answers & Explanations
  • Sir.Aaron
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4
Graduate Simple/trivial question on cauchy-riemann equations
  • jbusc
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High School How do I estimate the value of a limit and determine if it exists using a graph?
  • sugarcoatit
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Graduate Questions about generalised functions, and delta
  • C0nfused
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Graduate Why is dealing with complex integrals so difficult?
  • lokofer
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17
Graduate Directed Integration and the Fundamental Theorem of Calculus
  • kryptyk
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Graduate Can a Neumann Series Be Proposed for the Resolvent Kernel in Iterative Methods?
  • eljose
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Undergrad How can I solve this tough integral problem involving sqrt(x^2-1)?
  • lo2
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Undergrad Slope of Tangent Line for y = sin(2πx) at x = 1 and x = 2
  • DB
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18
Graduate How can we obtain the coefficients of S(x) from its Taylor series?
  • lokofer
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Graduate Is the Poisson Sum Formula Equivalent to the Integral of a Function?
  • lokofer
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Undergrad Area Under Graph: Calculate (1+2^x) from 0 to 30
  • whatdofisheat
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Undergrad Maximizing Area with a Given Perimeter
  • waht
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6
Graduate Is Newton's Lemma 28 a Flawed Argument Against the Area of Ovals?
  • Bob3141592
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Undergrad What is the Undefined Value of 1^∞?
  • dissolver
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Graduate What is the definition of S in the proof for convergence of Riemann sum?
  • Werg22
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Graduate Rewriting an integral involving an exponential
  • Repetit
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2
High School Why Is Calculating f(2+h) So Confusing?
  • ceiling cat
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3
Undergrad Solving an Integral with Integration by Parts
  • fredgarvin22
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1
Undergrad Finding a Textbook to Learn Concepts in Calculus
  • mbrmbrg
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7
Graduate How might one evaluate a contour integral like
  • Edwin
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6
Undergrad Showing Value "a" for Continuous Function f(x) in a Closed Interval
  • Werg22
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7
Undergrad How Do You Integrate sin^2(3x)cos^5(3x) dx Using Substitution?
  • Sir.Aaron
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13
Graduate Definite integral from 0 to 1 of : ln(x)ln(1-x)dx
  • Gagle The Terrible
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5
How Do New Members Feel Joining an Online Community?
  • juliet_85
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1
Undergrad Finding Centroids: Self-Tutoring & Simple Examples
  • Physics_wiz
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3
Undergrad Where Can I Find Helpful Texts on Calculus of Variations?
  • Son Goku
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2
Undergrad Solving a Calculus Problem: Charting the Limits
  • Johnnycab
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7
Graduate Addressing Errors in Apostol's Calculus & Linear Algebra: Volume 1, 2nd Edition
  • dextercioby
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Graduate Differentiation on banach spaces
  • cliowa
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16
Undergrad How can I interpolate a curve with relative min/max or roots at discrete points?
  • Rafajafar
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2
Undergrad Is ln(1+exp(x)) = x when x is a large number?
  • skarthikselvan
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11
Graduate Proving the Limit of e^x as x --> 1 using Epsilon-Delta Method
  • mannyfold
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9
High School Why Calculus is Called "The Calculus"
  • Math Is Hard
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Undergrad Why is 1^∞ an Indeterminate Form?
  • mbrmbrg
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5
Graduate Need to help to solve an integral from quantum conductance
  • skarthikselvan
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3
Undergrad How to Solve Integration Problems Involving Roots?
  • p4nda
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4
Graduate Are the Dirac Delta and Exponential Approximations Valid for Large n?
  • eljose
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Undergrad How to prove e^ix=cos x + i sin x
  • HeilPhysicsPhysics
  • · Replies 4 ·
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4
Graduate Help with Integral - Solve 1/Sqrt(2*Pi) x Integral of exp^(-1/2*epsilon^2)
  • Suz84
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Graduate Question on the Method of Steepest Decent
  • Edwin
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2
Graduate Can primes be approximated by an integral in series calculations?
  • eljose
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Undergrad Using partial derivatives to find a maximum
  • Signifier
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Graduate What does the central thm of calculus of variation says?
  • quasar987
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6
Undergrad What method to calculate intergration?
  • HeilPhysicsPhysics
  • · Replies 4 ·
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4
  • Poll Poll
Graduate Can Polynomial Sequences Be Predicted Without Knowing the Equation?
  • mubashirmansoor
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  • Poll Poll
Graduate Can You Determine the Gradient of an Unknown Function?
  • mubashirmansoor
  • · Replies 31 ·
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Undergrad Handsome calculus n00b seeks reassuring relationship with numbers.
  • 3trQN
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7
Graduate Understanding Vector Calculus: Intuition, Equations, and Applications
  • Pythagorean
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14
Undergrad What are line, surface, and volume integrals?
  • Swapnil
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12
Undergrad Calculating Surface Area of a Cone with a Vertex in the XY-Plane
  • JaysFan31
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Graduate Finding Smallest N for Infinite Sequence: (2n)^(1/n) < 0.01
  • aceetobee
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4
Graduate Does anyone know any Approximation methods to find complex zeros?
  • Edwin
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7
Graduate How to Calculate the Maximum Volume of Overlapping Cylinders on a 3D Grid?
  • dzza
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Graduate How can known series transformations be applied to product transformations?
  • benorin
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2
Undergrad Struggling with Solving an RL Circuit Differential Equation?
  • SeReNiTy
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4
Undergrad What Is the Meaning of "(f(x+h)-f(x))/h to ( f(x+h)/f(x) )^(1/h)
  • JoAuSc
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3
Undergrad How do you find the parameters for line integrals in different shapes?
  • sebastianzx6r
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3
Undergrad Directional Derivative and unit vectors
  • Gott_ist_tot
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4
High School Are All Oval Shaped Cartesian Curves Limited to the Equation +/- (x^2)?
  • mubashirmansoor
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1
Undergrad Complex Solutions to Quadratic Equations: Am I Right or Did I Mess Up?
  • wooby
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8
Graduate Can the Z-Inverse Transform Be Computed Using the Residue Theorem?
  • eljose
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2
Undergrad How can I simplify sqrt( 4t^2 + 4 + ( 1/t ) ) to (2t^2 + 1)/t?
  • Peter5897
  • · Replies 5 ·
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5
Undergrad Mathematical series calculations
  • eljose
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3
Graduate Is the Integral of Imaginary Integrations Possible in Mathematica?
  • natski
  • · Replies 5 ·
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5
Graduate Can I be Expressed in Terms of J and K for Arbitrary f,g,h?
  • natski
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2
Graduate Is anyone familiar with Converse to Rouche's Theorem?
  • Edwin
  • · Replies 9 ·
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9
Undergrad Geometrical representation of the nth derivative
  • AlbertEinstein
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4
High School The Reciprocal Rule: Understanding -1/x^2 and 2x^(-3)
  • rockytriton
  • · Replies 3 ·
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3
Graduate Definition of asymptotic relation
  • hanson
  • · Replies 1 ·
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1
High School Basics of Limits: Why Absolute Value?
  • Born2Perform
  • · Replies 4 ·
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4
Graduate Solve nth Derivative of cos ax with Respect to a
  • vin-math
  • · Replies 13 ·
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13
Graduate Is there an infinite product representation of e^(z)
  • Edwin
  • · Replies 13 ·
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13
Graduate Evaluation of 1+(1/3^3)+(1/5^3)+
  • AlbertEinstein
  • · Replies 4 ·
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4
Undergrad Exploring Variation in Slopes of Horizontal Asymptotes in Rational Functions
  • scott_alexsk
  • · Replies 14 ·
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14
Undergrad How Can Approximations by Expansion Simplify Scientific Calculations?
  • eep
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Graduate Riemann sum of derivative (something like that)
  • quasar987
  • · Replies 4 ·
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4
Undergrad Integrate x^2/sqrt(4-x^2): Solution Steps
  • futb0l
  • · Replies 2 ·
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2
Graduate Series Approximation of Functions: Taylor/McLaurin, Fourier & More
  • gulsen
  • · Replies 1 ·
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Undergrad Help with integrating step function
  • Suz84
  • · Replies 14 ·
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14
High School What Topics Are Covered in a Typical AP Calculus AB High School Class?
  • dnt
  • · Replies 8 ·
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8
Undergrad Derive Sin(x+y) & Cos(x+y) Using Euler's Formula
  • Pseudo Statistic
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3
Graduate Upper Darboux Integral: Not Integrable?
  • ergonomics
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Undergrad Understanding Integration: Unpacking the Formula and Solving Problems
  • Ajoo
  • · Replies 10 ·
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Graduate Eigenfunctions and eigenvalues of Fourier Transform?
  • eljose
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4
Undergrad Boundary Questions: Can a Set Include Interior Points?
  • buddyholly9999
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11
Graduate Can Non-Differentiable Functions Affect Solving for Roots of a Function?
  • eljose
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5
Graduate How is the Legendre transform defined in cases where g(p) equals 0?
  • eljose
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Graduate Set of stationary points comparation
  • tehno
  • · Replies 15 ·
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15
High School What is the Best Book for Understanding AP Calculus?
  • Tensaiga
  • · Replies 7 ·
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7
Undergrad What's the Difference Between dx*dy and a Point?
  • CaptainJames
  • · Replies 10 ·
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10
Undergrad Is the Limit at x=0 of a Reflected Symmetric Function Negative Infinity?
  • Helicobacter
  • · Replies 7 ·
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