Participate in expert discussion on topology and analysis topics. This includes point-set topology, Real, complex, harmonic and functional analysis. Also measure and integration theory.
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Graduate Equation with two unknowns in complex exponential
- jonasjia
- · Replies 4 ·
Mapping/determining domain/range
- nacho-man
- · Replies 1 ·
Graduate Interchaning Limits and Inner Products
- logarithmic
- · Replies 11 ·
Graduate Prove or disprove the following statement using sets frontier points
- ppy
- · Replies 4 ·
Problem involving m-tail of a sequence
- issacnewton
- · Replies 5 ·
Graduate The space of solutions of the classical wave equation
- ShayanJ
- · Replies 3 ·
Graduate Is α an element of B in Rudin's Theorem 1.11?
- Government$
- · Replies 5 ·
Undergrad Interior points proof where one set is a subset of the other
- ppy
- · Replies 3 ·
Graduate How can I calculate this integral using contour integration?
- ShayanJ
- · Replies 1 ·
Difficult Improper Integrals in Real Analysis.
- bw0young0math
- · Replies 10 ·
Spivak's Proof Not Clear. Theorem 2.13
- caffeinemachine
- · Replies 1 ·
Logarithm and harmonic numbers
- alyafey22
- · Replies 2 ·
Which Real Root is Larger: x^8 = 8 - 10x^9 or x^10 = 8 - 10x^11?
- anemone
- · Replies 4 ·
Elementary Complex Number Problems
- nacho-man
- · Replies 9 ·
Graduate Implicit function theorem for several complex variables
- Kalidor
- · Replies 2 ·
Graduate Residue of Dirac delta function?
- FredMadison
- · Replies 3 ·
How Do You Compute the Inverse Laplace Transform of a Power Series?
- nacho-man
- · Replies 3 ·
What is the correct way to convert to polar form?
- nacho-man
- · Replies 4 ·
Prove Continuous Function of t: R^2 to R
- ryo0071
- · Replies 3 ·
Help Needed: Preparing for End-of-Semester Math Exam
- nacho-man
- · Replies 2 ·
Finding limsup & liminf of Sequence of Sets $A_n$
- kalish1
- · Replies 1 ·
Find Complex Conjugate of 1/(1+e^(ix))
- nicodemus1
- · Replies 3 ·
Graduate Understanding Completeness of Fourier Basis
- stephenkeiths
- · Replies 2 ·
Find Laplace Transform of $ t^2+1)^2 $ without Expansion
- nacho-man
- · Replies 5 ·
Graduate Denseness of bounded funtions in L^2?
- logarithmic
- · Replies 1 ·
Graduate Please identify a series expansion
- Jaggis
- · Replies 1 ·
Graduate Is the Real Field the Only Complete Ordered Field?
- Bipolarity
- · Replies 5 ·
Compact Set Question: Counterexample Proved
- Sudharaka
- · Replies 4 ·
Undergrad Finding Interior Points in a Subset: Hints & Tips
- mathanon
- · Replies 3 ·
Undergrad Question on Taylor expansion of first order
- mnb96
- · Replies 8 ·
Graduate Is A a Measurable Set with Sandwich Property?
- Funky1981
- · Replies 4 ·
Mobius transformations - I don't get this example
- nacho-man
- · Replies 3 ·
Undergrad Is 1/n - 1/(n+k) a Valid Example of a Cauchy Sequence?
- xdeimos
- · Replies 2 ·
Graduate I want to show a difference of inner products is small
- AxiomOfChoice
- · Replies 5 ·
Discrete sets and uncountability of limit points
- caffeinemachine
- · Replies 2 ·
Proving limit of a given sequence
- issacnewton
- · Replies 2 ·
Point of convergence of a series
- caffeinemachine
- · Replies 2 ·
Graduate Challenge 2: Covering the Triangle
- Office_Shredder
- · Replies 27 ·
Graduate Challenge 3b: What's in a polynomial?
- Office_Shredder
- · Replies 9 ·
How to graph complex number fractions
- Raerin
- · Replies 2 ·
Proving that the sum of 2 measurable functions is measurable
- oblixps
- · Replies 4 ·
Graduate Interchanging Linear Operator and Infinite Sum
- logarithmic
- · Replies 1 ·
Graph |z| > 3 on the Complex Plane: A Detailed Explanation
- Raerin
- · Replies 3 ·
Transforming an integral of Exponential to a Contour
- shen07
- · Replies 3 ·
Graduate Equivalence of Log and Argument for Complex Functions?
- M. next
- · Replies 8 ·
Is the continuous map property preserved under taking limit points?
- Sudharaka
- · Replies 7 ·
Graduate Solving the Integral of $\sin x/x$ with Lebesgue Dominated Convergence
- Robert1986
- · Replies 3 ·
Distance between Compact Subsets
- Sudharaka
- · Replies 2 ·
Graduate I don't understand this weight fact at all
- 1MileCrash
- · Replies 2 ·
Graduate Proving Continuity of y^n Using Induction and the Definition of Continuity
- Someone2841
- · Replies 2 ·
Graduate Proof of Continuity of y^2 | Real Analysis I Course
- Someone2841
- · Replies 7 ·
Understanding Mapping: Domain, Range & W Subset of C
- nacho-man
- · Replies 2 ·
Graduate How Do Complex Numbers Extend the Real Number System?
- Bipolarity
- · Replies 2 ·
Graduate A briefing of Topology's most important definitions and results?
- JPMPhysics
- · Replies 4 ·
Graduate Is an open map also a homeomorphism?
- 1MileCrash
- · Replies 5 ·
Graduate Lebesgue Null Sets: Countable or Not?
- aaaa202
- · Replies 1 ·
Graduate Measure theory question: Countable sub-additivity
- Cascabel
- · Replies 1 ·
Graduate What does vanishing at infinity mean for a topological space?
- lugita15
- · Replies 1 ·
Graduate Dirac Delta Function: Definition & Mathematics
- Vahsek
- · Replies 1 ·
Proof of inequality involving circular and hyperbolic trig. functions
- shen07
- · Replies 1 ·
Graduate The importance of sigma-algebras
- aaaa202
- · Replies 1 ·
Equation of a Circle in the Complex Plane
- shen07
- · Replies 5 ·
Graduate Do Hilbert Space Isomorphism Map Dense Sets to Dense Sets?
- logarithmic
- · Replies 1 ·
Graduate An inequality for a two variable function
- amirmath
- · Replies 1 ·
Can Hölder's Inequality also be applied to other optimization problems?
- anemone
- · Replies 2 ·
About fractional parts and floor functions....
- DreamWeaver
- · Replies 2 ·
Graduate Can infinity be defined rigorously?
- dipole
- · Replies 5 ·
Residue theorem to evaluate integrals
- nacho-man
- · Replies 16 ·
Undergrad Need Help With Epsilon Neighbourhoods
- tanman24
- · Replies 2 ·
Is There a Real Analysis Method to Solve Complex Integrals?
- nacho-man
- · Replies 11 ·
Graduate What Does an Integral Mean in Mathematics?
- johnqwertyful
- · Replies 15 ·
Showing the bessel function is entire
- nacho-man
- · Replies 2 ·
Expanding to power series, and finding the Laurent Series
- nacho-man
- · Replies 5 ·
Graduate Contour Deformation and Jordan's Lemma in Complex Analysis
- HasuChObe
- · Replies 2 ·
Why is the integral of $\frac{1}{z+2}$ over $\gamma(0;1)$ equal to zero?
- shen07
- · Replies 5 ·
Find Conformal Map to Remove Semidisk | Solutions & Explanations
- nacho-man
- · Replies 1 ·
A Conjecture About Polynomials in Two Variables
- caffeinemachine
- · Replies 2 ·
Fourier Transform of a function squared.
- Dustinsfl
- · Replies 1 ·
Differentiability of a Complex Function
- shen07
- · Replies 5 ·
Fourier Cosine Series: Equivalence for {x}
- Joystar77
- · Replies 4 ·
Find Fourier Sin Series for f(x)=1, 0 < x < c
- Joystar77
- · Replies 6 ·
Fourier series--showing converges to pi/16
- Dustinsfl
- · Replies 3 ·
Graduate Can a Perfect Set Contain an Open Subset?
- kostas230
- · Replies 3 ·
Undergrad How Does the Triangle Inequality Transform from Equality to Inequality?
- Bashyboy
- · Replies 3 ·
Proving Equality in Real Numbers: The Case of a+b+c=abc
- anemone
- · Replies 2 ·
Graduate How Do You Intuitively Understand a Topology?
- center o bass
- · Replies 6 ·
High School What Are Complex Numbers?
- Ijjapwar
- · Replies 2 ·
Undergrad Wolfram Alpha: all 2nd roots of 1
- AllyScientific
- · Replies 10 ·
Graduate Hausdorff dimension of the cantor set
- hedipaldi
- · Replies 1 ·
Graduate Continuity of functions from ℝ→ℝ[sup]2[/sup]
- Jolb
- · Replies 8 ·
Graduate Other great books like Mathematical Transition by Chartrand
- medwatt
- · Replies 1 ·
Graduate Complex-Valued Functions, limits, and conjugates
- mathsciguy
- · Replies 7 ·
Undergrad Complex Numbers and Exponents: Is z^0 Always Equal to 1?
- Hepic
- · Replies 2 ·
Undergrad Complex Numbers: Defining an Ordered System
- lostcauses10x
- · Replies 6 ·
Graduate Can't understand a proof in Rudin
- kostas230
- · Replies 3 ·
Graduate Topology of a mathematical plane
- sydneybself
- · Replies 6 ·
Graduate Quadratic inequalities for complex variables?
- mathsciguy
- · Replies 3 ·
Undergrad Searching 4 graph optimization software
- AntistatiK
- · Replies 2 ·
Graduate Understanding the concept of every open set being a disjoint union
- jdinatale
- · Replies 3 ·
Graduate Do open sets in R^2 always have continuous boundaries?
- lugita15
- · Replies 6 ·