Question

Can we prove $B (n) = \frac{1}{4} G (n - 1) G (n)$ is an indicator function that takes on the value 1 for 'bad' and 0 for "good" Gram points?

score 342 · Answer 1 · 2026-04-15 03:08:26

342

Views

Can we prove $B (n) = \frac{1}{4} G (n - 1) G (n)$ is an indicator function that takes on the value 1 for 'bad' and 0 for "good" Gram points?

Published on 15 Apr 2026 - 3:08

score 403 · Answer 2 · 2026-04-13 05:53:57

Does there exist a prime p for each natural n such that all polynomials in Zp of nth degree or less with coefficients in [-n,n]∩Z split?

score 97 · Answer 3 · 2026-04-09 23:10:47

97

Views

Linear Diophantine Equation Signs

Published on 09 Apr 2026 - 23:10

score 84 · Answer 4 · 2026-03-25 11:54:04

84

Views

Motivation behind proof of Behrend's theorem on size of AP free subset

Published on 25 Mar 2026 - 11:54

score 6.3k · Answer 5 · 2026-04-15 15:27:22

6.3k

Views

A conjecture involving prime numbers and circles

Published on 15 Apr 2026 - 15:27

score 122 · Answer 6 · 2026-05-05 02:05:40

122

Views

If $S(n)$ is an odd integer, what is the sum of all possible $\frac1n?$

Published on 05 May 2026 - 2:05

score 155 · Answer 7 · 2026-04-30 16:00:08

155

Views

NUMBER system and counting

Published on 30 Apr 2026 - 16:00

score 73 · Answer 8 · 2026-04-15 10:51:53

73

Views

Identify elements involved in a log product

Published on 15 Apr 2026 - 10:51

score 626 · Answer 9 · 2026-04-15 04:28:46

626

Views

find the maximum of the value $c$ such $ \{ a^2 \} + \{ b^2 \} \leqslant 2 - \frac{c}{(a + b)^2} $

Published on 15 Apr 2026 - 4:28

score 318 · Answer 10 · 2026-04-14 12:06:57

318

Views

To find minimum value of "$b$" in the equation $x^2+ax+b =0$ for some given conditions.

Published on 14 Apr 2026 - 12:06

score 77 · Answer 11 · 2026-04-15 13:46:23

77

Views

Is the condition defining a Ramanujan graph equivalent to the Ramanujan conjecture ?

Published on 15 Apr 2026 - 13:46

score 23 · Answer 12 · 2026-05-04 21:59:03

23

Views

How many different ways three two-digit numbers can be chosen so that their product ends in four or more zeros.

Published on 04 May 2026 - 21:59

score 100 · Answer 13 · 2026-05-03 19:24:06

100

Views

For $a, b>1$, $(a,b)=1$ iff $a$ does not divide $b$ and $b$ does not divide $a$?

Published on 03 May 2026 - 19:24

score 49 · Answer 14 · 2026-05-03 19:24:03

49

Views

Proof that Zsigmondy Numbers are the Maximal Overpseudoprimes

Published on 03 May 2026 - 19:24

score 151 · Answer 15 · 2026-04-15 20:34:38

151

Views

Function that tells if number is prime, perfect square or other composite.

Published on 15 Apr 2026 - 20:34

List Question

Can we prove $B (n) = \frac{1}{4} G (n - 1) G (n)$ is an indicator function that takes on the value 1 for 'bad' and 0 for "good" Gram points?

Does there exist a prime p for each natural n such that all polynomials in Zp of nth degree or less with coefficients in [-n,n]∩Z split?

Linear Diophantine Equation Signs

Motivation behind proof of Behrend's theorem on size of AP free subset

A conjecture involving prime numbers and circles

If $S(n)$ is an odd integer, what is the sum of all possible $\frac1n?$

NUMBER system and counting

Identify elements involved in a log product

find the maximum of the value $c$ such $ \{ a^2 \} + \{ b^2 \} \leqslant 2 - \frac{c}{(a + b)^2} $

To find minimum value of "$b$" in the equation $x^2+ax+b =0$ for some given conditions.

Is the condition defining a Ramanujan graph equivalent to the Ramanujan conjecture ?

How many different ways three two-digit numbers can be chosen so that their product ends in four or more zeros.

For $a, b>1$, $(a,b)=1$ iff $a$ does not divide $b$ and $b$ does not divide $a$?

Proof that Zsigmondy Numbers are the Maximal Overpseudoprimes

Function that tells if number is prime, perfect square or other composite.

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