Stack Exchange Network

Stack Exchange network consists of 174 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers.

Visit Stack Exchange

  7. current community

    your communities

    more stack exchange communities

    company blog
Mathematics
Meta User
Network Profile
37,698
reputation
3
20
79

Alex Ravsky

My CV: a problem solver mathematician. My papers.

1,207
answers
11
questions
~286k
people reached
  • Lviv, Ukraine
  • Member for 5 years, 8 months
  • 7,905 profile views
  • Last seen 3 hours ago

Communities (2)

Top Network Posts

Top Tags (384)

Score 647
Posts 366
Posts % 30
Score 241
Posts 89
Score 236
Posts 174
Score 171
Posts 128
Score 170
Posts 116
Score 152
Posts 85
View all tags →

Top Posts (1,218) All Questions Answers | Votes Newest

64 How to prove every closed interval in R is compact? Apr 21 '13
26 Graph theoretic proof of irrational number. Jul 30 '16
20 Graph theoretic proof of irrational number. Jul 30 '16
18 Integer function which takes every value infinitely often Oct 30 '16
15 Is a finite group determined by the family of all its 2-generated subgroups? Jul 16 '13
13 Asymptotics of the sum of squares of binomial coefficients Apr 24 '13
13 How to show $\{\{x\}\} \neq x$? Apr 19 '13
12 A chess knight's moves Oct 25 '16
12 Asymptotics of the sum of squares of binomial coefficients Apr 27 '13
10 Prove that the shortest side of one triangle is the longest side of another, given 3 pairs of points. Feb 1
View all questions and answers →

Badges (102)

Gold

3

Rarest

Silver

20

Rarest

Bronze

79

Rarest

View all badges →