MathOverflow
Alexey Ustinov's user avatar
Alexey Ustinov's user avatar
Alexey Ustinov's user avatar
Alexey Ustinov
  • Member for 13 years, 5 months
  • Last seen this week
Profile Activity
Stats
10,898
reputation
1.1m
reached
212
answers
44
questions
Communities
View all
About

Solving hard problems by easy methods

Badges
View all badges
7
gold badges
82
silver badges
112
bronze badges
Top tags
View all tags
490
Score
165
Posts
64
Posts %
106
Score
35
Posts
14
Posts %
106
Score
32
Posts
12
Posts %
96
Score
59
Posts
23
Posts %
77
Score
36
Posts
14
Posts %
52
Score
11
Posts
4
Posts %
Top posts
View all questions and answers
All Questions Answers
Score Newest
question
52
Most intriguing mathematical epigraphs
Sep 29, 2015
answer
48
Rediscovery of lost mathematics
Jun 28, 2017
answer
41
Examples of unexpected mathematical images
Nov 12, 2016
answer
38
'Important' applications of p-adic numbers outside of algebra (and number theory).
Oct 29, 2013
answer
38
Rediscovery of lost mathematics
Apr 12, 2015
question
35
Solve in positive integers: $n!=m(m+1)$
Sep 18, 2010
question
35
"The Two Sheriffs" puzzle
Apr 17, 2015
question
33
Applications of finite continued fractions
Dec 19, 2010
question
25
The origin of Discrete `Liouville's theorem'
Nov 22, 2013
question
24
"Gauss trick" vs Karatsuba multiplication
Dec 27, 2018
Top Meta posts
0
2
8
Best of MathOverflow, or papers inspired by MathOverflow
7
Best of MathOverflow, or papers inspired by MathOverflow
Top network posts
View all network posts
10
Two Sheriffs and Eavesdroppers - 2
8
Is there a cryptographic solution for this “dating protocol”?
7
Fundamental unit in the ring of integers $\mathbb Z[\frac{1+\sqrt{141}}{2}]$
7
How hard is Self-DLOG?

Your privacy

By clicking “Accept all cookies”, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy.