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
mbjoe
top
accounts
reputation
activity
subscriptions
Top Questions
26
votes
"Make all numbers equal" game
nt.number-theory
co.combinatorics
asked Aug 6, 2023 at 13:46
mathoverflow.net
14
votes
Conjecture about prime numbers and fibonacci numbers
elementary-number-theory
prime-numbers
fibonacci-numbers
conjectures
asked Aug 22, 2023 at 12:01
math.stackexchange.com
12
votes
Looking for a counterexample for a conjecture about union-closed families of sets
co.combinatorics
extremal-combinatorics
asked May 8 at 10:34
mathoverflow.net
9
votes
Possible new formula for OEIS A191522
combinatorics
summation
binomial-coefficients
oeis
asked Aug 11, 2023 at 21:30
math.stackexchange.com
9
votes
Sufficient condition for linear separability of a boolean function on $n$ variables
co.combinatorics
machine-learning
asked Jan 21 at 18:47
mathoverflow.net
8
votes
Sum of binomial coefficients in Gould tables
binomial-coefficients
roots-of-unity
trigonometric-series
asked Aug 22, 2018 at 20:32
math.stackexchange.com
8
votes
Why the number of unlabeled graphs on $n$ vertices is not exactly $\frac{2^{n \choose 2}}{n!}$?
combinatorics
graph-theory
asked Sep 19, 2021 at 21:50
math.stackexchange.com
7
votes
Determinant of matrix with Stirling numbers as elements
co.combinatorics
determinants
stirling-numbers
asked May 24, 2022 at 8:43
mathoverflow.net
7
votes
Looking for another difficult case for the union-closed sets conjecture
co.combinatorics
extremal-combinatorics
asked May 23 at 15:11
mathoverflow.net
6
votes
Conjecture about partitions of the powerset without the empty set
co.combinatorics
extremal-combinatorics
asked Sep 20, 2023 at 17:12
mathoverflow.net
1
2
next
Top Answers
24
(Qt 5.4.1) This application failed to start because it could not find or load the Qt platform plugin "xcb"
stackoverflow.com
8
Proving $\sum_{k = 1}^{n} (-1)^{k}{n \choose k} {nk \choose m} = 0$.
math.stackexchange.com
7
Logic behind bitwise operators in C
math.stackexchange.com
6
Expected number of turns to find all pairs in card matching game
math.stackexchange.com
5
Conjecture about union-closed families of sets - attempt 3
mathoverflow.net
5
For which $N$ is it possible to arrange all whole numbers from $1$ to $N$ in such a way that every adjacent pair sums up to a Fibonacci number?
math.stackexchange.com