Network profile

Pjotr5

Reputation

2,005

2k
1.7k
1.3k

2018
2019
2020
2021

Next tag badge

elementary-number-theory

21/100 score

10/20 answers

Badges

1

10

17

Newest

Caucus

Next badge

6/30

Impact

4 posts edited

0 helpful flags

339 votes cast

6 Questions

Votes Activity Newest Views

1

6

votes

0

answers

65

views

A question about the odd sized minors of a certain matrix

linear-algebra

Jul 13 '15 at 12:23 hardmath 33.5k

5

votes

2

answers

274

views

A combinatorial interpretation of a counting problen

combinatorics rectangles

Aug 5 '16 at 1:03 bof 64.9k

2

votes

1

answer

383

views

Show this polynomial has a unique positive root.

real-analysis polynomials roots

Jun 26 '18 at 18:02 Batominovski 47.1k

3

2

votes

1

answer

82

views

Does $x^n+1 \equiv 0 \pmod{n}$ imply $\text{gcd}(x+1,n)>1$?

modular-arithmetic

Dec 17 '17 at 21:37 Sota Antonino 193

1

vote

0

answers

48

views

Sufficient conditions for optimization

reference-request optimization convex-analysis convex-optimization maxima-minima

Mar 2 '18 at 10:57 Pjotr5 2,005

1

vote

1

answer

24

views

Sufficiency for convergence of a sequence $a_n$ satisfying a certain property

real-analysis sequences-and-series inequality

Oct 18 '17 at 23:05 Petr Naryshkin 776

Mathematics Stack Exchange works best with JavaScript enabled