Skip to main content
Tour
About Us
Meta
current community
Stack Exchange
chat
Meta Stack Exchange
your communities
Sign up
or
log in
to customize your list.
more stack exchange communities
company blog
Log in
Stack Exchange
All Sites
Top 400 Users
Digests
T. Amdeberhan
top
accounts
reputation
activity
subscriptions
Top Questions
105
votes
integral of a "sin-omial" coefficients=binomial
nt.number-theory
co.combinatorics
pr.probability
real-analysis
integration
asked Nov 2, 2016 at 0:25
mathoverflow.net
63
votes
Fascinating moments: equivalent mathematical discoveries
reference-request
gm.general-mathematics
asked May 25, 2017 at 15:16
mathoverflow.net
45
votes
Fibonacci series captures Euler $e=2.718\dots$
nt.number-theory
co.combinatorics
soft-question
sequences-and-series
fibonacci-numbers
asked Apr 12, 2017 at 20:54
mathoverflow.net
44
votes
The missing link: an inequality
ca.analysis-and-odes
real-analysis
inequalities
convexity
asked Jan 9, 2017 at 22:40
mathoverflow.net
38
votes
Binomial again, and again
ca.analysis-and-odes
real-analysis
inequalities
integration
asked Nov 17, 2016 at 3:21
mathoverflow.net
33
votes
A trigonometric equation: how hard could it be?
reference-request
elementary-proofs
trigonometric-sums
asked Jun 7 at 21:22
mathoverflow.net
29
votes
Closed formula for a certain infinite series
nt.number-theory
reference-request
real-analysis
analytic-number-theory
asked Aug 8, 2021 at 16:41
mathoverflow.net
29
votes
Linking formulas by Euler, Pólya, Nekrasov-Okounkov
nt.number-theory
co.combinatorics
rt.representation-theory
power-series
gauge-theory
asked Sep 30, 2016 at 4:18
mathoverflow.net
28
votes
Sum over permutations is 1
co.combinatorics
permutations
combinatorial-identities
asked Feb 16, 2017 at 5:09
mathoverflow.net
27
votes
Kasteleyn's formula for domino tilings generalized?
nt.number-theory
reference-request
co.combinatorics
real-analysis
cv.complex-variables
asked Dec 30, 2016 at 9:20
mathoverflow.net
1
2
3
4
5
…
10
next
Top Answers
38
Tweetable Mathematics
mathoverflow.net
37
The most outrageous (or ridiculous) conjectures in mathematics
mathoverflow.net
31
Theorems demoted back to conjectures
mathoverflow.net
25
An interesting integral expression for $\pi^n$?
mathoverflow.net
21
A counterexample for Sard's theorem in $C^1$ regularity
mathoverflow.net
20
Is there a closed form for $\int_0^\infty\frac{\tanh^3(x)}{x^2}dx$?
mathoverflow.net
20
values of $\zeta$ function are linearly independent?
mathoverflow.net
18
When is :$\displaystyle n!=x^n-y^n$ , with , $x,y,n$ are positive integers?
mathoverflow.net
16
Is the following identity true?
mathoverflow.net
16
A curious sin-integral
mathoverflow.net
15
Identity involving Pochhammer symbol
mathoverflow.net
15
Is the matrix $\left({2m\choose 2j-i}\right)_{i,j=1}^{2m-1}$ nonsingular?
mathoverflow.net
14
Generalization of winding number to higher dimensions
mathoverflow.net
13
Determinantal symmetry: proof requested: Part I
mathoverflow.net
13
The Finslerian version of the Nash embedding theorem
mathoverflow.net
13
Equality with binomials
mathoverflow.net
12
Arithmetic problem for bicolored graphs
mathoverflow.net
12
Simple homotopy equivalent, non-homeomorphic manifolds
mathoverflow.net
12
Applications of microlocal analysis?
mathoverflow.net
11
Eigenvalues and eigenvectors of the matrix with entries $\dbinom{n+1}{2j-i}$ for $i, j = 1, 2, \ldots, n$
mathoverflow.net
11
How to prove $\sum_{k=1}^{\frac{p-1}{2}}\frac{(-1)^k}{k}\sum_{i=\lfloor k/2\rfloor +1}^k\frac{1}{2i-1}\equiv 0\pmod{p}$?
mathoverflow.net
11
3-adic valuation of a sum involving binomial coefficients
mathoverflow.net
11
yet another determinant and inverse of a matrix
mathoverflow.net
11
Infinite limit of ratio of nth degree polynomials
mathoverflow.net
11
A relation between a binomial sum and a trigonometric integral
mathoverflow.net
10
A trigonometric equation: how hard could it be?
mathoverflow.net
10
roots of higher derivatives of exponential
mathoverflow.net
10
Method to evaluate an infinite sum of ratio of Gamma functions (how does Mathematica do it?)
mathoverflow.net
9
When does $f^{-1}=\frac{1}{f}$ with $f$ a function mapping $\mathbb{R}^{*}$ to $\mathbb{R}$?
mathoverflow.net
9
Determinant of a matrix having diagonal and subdiagonal entries zero
mathoverflow.net
1
2
3
next