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Proving Mappings Are One-to-One and Surjective: A Rigorous Approach
- sponsoredwalk
- · Replies 4 ·
Why Divide by (p + 2) in Rudin's Proof on Page 2?
- sponsoredwalk
- · Replies 1 ·
Finding a compact form for a Fourier series sum
- Bohrok
- · Replies 6 ·
Understanding Symmetry in Double Integrals
- Linday12
- · Replies 2 ·
Surface integral of F = <z,x,y> over z = x + y not matching divergence theorem
- brtgreen
- · Replies 3 ·
Evaluating Limit of Expanded e^x: 0?
- zorro
- · Replies 5 ·
Tangent line to y = sin(x) at x = 0
- priscilla89
- · Replies 4 ·
Strong form of the Urysohn lemma
- radou
- · Replies 44 ·
Is X metrizable if two of its closed subspaces are metrizable?
- radou
- · Replies 3 ·
Center of mass of area described by implicit function
- Mare102
- · Replies 1 ·
Finding the direction of a unit vector from dot and cross products
- leonne
- · Replies 1 ·
Convergence of sum of (3n²+5n)/(2ⁿ(n²+1))
- Telemachus
- · Replies 5 ·
Fourier decomposition and heat equation
- wlwl
- · Replies 1 ·
What particular integral should I use for SODE cosh2x
- thomas49th
- · Replies 1 ·
Change of variables for double integral problem
- fuzzytoad
- · Replies 1 ·
Solve for a matrix part of a matrix product
- prhzn
- · Replies 4 ·
The force on one face of a right triangle is ?
- dugongster
- · Replies 1 ·
Where's my mistake? Laplace Transforms
- jegues
- · Replies 1 ·
Differentiate the given function
- 1irishman
- · Replies 24 ·
Triple integral over sphere with shifted denominator in spherical coordinates
- soofjan
- · Replies 3 ·
Measure Theory-LebesgueMeasurable
- WannaBe22
- · Replies 4 ·
Finding residues of (z-i)²/sin²(z) on a rectangular contour
- everjordan
- · Replies 3 ·
How can I fix up the singularity?
- ftarak
- · Replies 4 ·
What is the limit of (n/(n-1))^(n+2) as n approaches infinity?
- Telemachus
- · Replies 2 ·
Proving G is Solvable or Finding a Counter-Example
- burritoloco
- · Replies 1 ·
Unit tangent and normal vectors
- cdotter
- · Replies 7 ·
Solve ODE System: x'=x+y², y'=-y
- Buri
- · Replies 3 ·
Prove the following set is compact
- Theorem.
- · Replies 5 ·
Calculation of Complex Integral for Closed Curve with Poles at z=±2
- player1_1_1
- · Replies 3 ·
Using Newton's Method to Find f(x)=x^5+x-1's Zeros to 5 Decimal Places
- Telemachus
- · Replies 3 ·
Transforming velocity in terms of displacement to velocity in terms of time
- piro
- · Replies 2 ·
Problem involving set and relations
- nistaria
- · Replies 1 ·
Complex analysis, integral independent of path
- player1_1_1
- · Replies 3 ·
Sin(a+b)/Cos(a+b) Derivations? (Straightforward)
- jegues
- · Replies 8 ·
Watson's Lemma - Asymptotic Evaluation Integrals
- MidnightR
- · Replies 2 ·
Residue Calculation for Integral of e^(1/z^2) over Circle |z|=2
- player1_1_1
- · Replies 7 ·
Sets Proof (A ⊆ λB) ⇔ (B ⊆ λA)
- sponsoredwalk
- · Replies 3 ·
Finding eigenvectors for eigenvalue 2 with multiplicity 2
- moco89
- · Replies 5 ·
Solving Probability: P(S<0), P(S=0), P(S>0)
- Kisa30
- · Replies 2 ·
Converging a Series: Finding the Actual Value Using Integral Approximation
- mentil
- · Replies 1 ·
Solving for P(A) in Probability of Events: A^c U B = 0.6 and A^c U B^c = 0.8
- notorious9000
- · Replies 1 ·
Showing a function is integrable
- gbean
- · Replies 2 ·
Is the rationals in [0,1] open or closed?
- gbean
- · Replies 4 ·
Prove a set is closed and bounded but not compact in metric space
- hhqqvn89
- · Replies 2 ·
Calculating Integrals with Cauchy Formula
- player1_1_1
- · Replies 1 ·
Preserving cycle structure in transpositions
- PiRGood
- · Replies 15 ·
Entire function bounded by R on circle |z|=R
- bballife1508
- · Replies 3 ·
Mathematical Statistics question
- peace-Econ
- · Replies 4 ·
Taylor Expansion for (a(1+z)^3 + b)^-1/2 around z=0 to First Order
- indie452
- · Replies 1 ·
Showing elements in an extension field Z[sqrt(-5)] have gcd = 1
- tomelwood
- · Replies 4 ·
Find the angle between two sides that maximizes triangle area
- Saterial
- · Replies 1 ·
Solve IVP with Dirac delta forcing: y'' + 2y' - 15y = 4δ(t-2)
- jegues
- · Replies 5 ·
Integrating dx/(2√x(1+x))
- ssmith147
- · Replies 5 ·
Radius and interval of convergence for sum nx^n/(4^n(n^2+1))
- dmitriylm
- · Replies 7 ·
Find the integral of (1+3z+5z²)/z^n around the unit circle
- bballife1508
- · Replies 10 ·
How Do You Determine the Image and Pre-Image of Intervals in Functions?
- missavvy
- · Replies 2 ·
Complex analysis - integral independent of path
- player1_1_1
- · Replies 2 ·
Contour integral of 1/z around a circle of radius 2
- player1_1_1
- · Replies 2 ·
Proving an integral and finding an antiderivative
- omni
- · Replies 9 ·
Discrete Math: Binary Relations
- Patroclus
- · Replies 1 ·
Proof that this system is tangent to a parabola
- Uranium235
- · Replies 1 ·
Complex Analysis and Analytic Functions
- bballife1508
- · Replies 19 ·
Proving bounds on f(0) and f'(0) for analytic functions
- bballife1508
- · Replies 3 ·
Why is my answer for integrating tan^3(x) dx wrong?
- LusTRouZ
- · Replies 1 ·
Probability Distribution function change of variables.
- tomtom690
- · Replies 7 ·
Power series for f(x)=5/(7-x) centered at c=-2
- DCASH88
- · Replies 2 ·
Variation of Parameters Nonhomogeneous Differential Equation
- BarackObama
- · Replies 2 ·
Absolute Continuity: Showing f is Increasing on [a,b]
- sbashrawi
- · Replies 1 ·
Diff Eq's - orthogonal polynomials
- gomes.
- · Replies 1 ·
Generalization of Third Sylow Theorem
- glacier302
- · Replies 1 ·
Deriving water volume using Torricelli's law for cylindrical tank drain
- becksftw
- · Replies 1 ·
Line Integral Fundamental Theorem
- killersanta
- · Replies 2 ·
Integration by Reduction Formulae
- saladfinger16
- · Replies 1 ·
Solving Newton's Method for f(x) = 0: Step-by-Step
- EL ALEM
- · Replies 3 ·
What is the Area of the Region Bounded by y = 3x^2-3, x = 0, x = 2, and y = 0?
- disk256
- · Replies 2 ·
Prove a set is closed iff it contains all cluster points
- ckr21
- · Replies 18 ·
Kernel and image of A: ℝ^∞ → ℝ^∞ with y_k = x_{2k+1} - 2x_k
- arestes
- · Replies 3 ·
Real Vector Spaces and the Real Spectral Theorem
- jesusfreak324
- · Replies 1 ·
Linear Algebra : Rank of a matrix
- lax1113
- · Replies 4 ·
Length of Curve: Find Radius Around (0,0)
- soofjan
- · Replies 5 ·
Volume using Triple Iterated Integrals
- jegues
- · Replies 1 ·
Finding the potential function for F = <y, x+2y>
- killersanta
- · Replies 13 ·
Solving xy' - 4y = x⁴eˣ with integrating factor
- BarackObama
- · Replies 3 ·
Derivative of the exponential map for matrices
- tolain
- · Replies 3 ·
Complex Analysis Singularities and Poles
- bballife1508
- · Replies 6 ·
How Do You Solve Part (b) for a Bounded |f''(z)| in a Maclaurin Series Problem?
- bballife1508
- · Replies 12 ·
Complex Analysis Entire Functions
- bballife1508
- · Replies 1 ·
Test Convergence/Divergence of Series: 7*\sum_{n=1}^{\infty} \frac{1}{n^{8n}}
- tangibleLime
- · Replies 8 ·
Form of a particular solution for N.H.L.D.E. w/ constant coefficients
- jegues
- · Replies 1 ·
Solving for c: Finding all Values in (a,b)
- Remy Starr
- · Replies 1 ·
Finding q when 3X/Y follows an F distribution
- rhyno89
- · Replies 7 ·
How do you determine angle phi in spherical coordinates?
- Chandasouk
- · Replies 1 ·
Is the Sequence s_n Bounded and Monotone If x_n Is Bounded and Monotone?
- rohitmishra
- · Replies 1 ·
Separable differential equation and Integration by parts
- BarackObama
- · Replies 7 ·
Cable laid across river and along bank: minimizing cost
- faisal-tesla
- · Replies 1 ·
Small Confusion with Partial Derivative
- jegues
- · Replies 2 ·
Expanding into Power Series (Complex)
- curtdbz
- · Replies 1 ·
How can I mathematically model the flow of new currency into circulation?
- Miagi
- · Replies 2 ·
Permutations of S_36; Subgroup
- ESLASL1
- · Replies 4 ·
Solving dz/dt + e^(t+z) = 0 by separation of variables
- BarackObama
- · Replies 5 ·