Question

Generator matrix of a binary cyclic code

score 7.7k · Answer 1 · 2026-04-13 12:23:13

7.7k

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Generator matrix of a binary cyclic code

Published on 13 Apr 2026 - 12:23

score 113 · Answer 2 · 2026-04-13 11:37:29

113

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Erasing numbers from circle and writing down sum

Published on 13 Apr 2026 - 11:37

score 83 · Answer 3 · 2026-04-12 23:28:42

83

Views

Equal number of black and white neighbors in circle

Published on 12 Apr 2026 - 23:28

score 177 · Answer 4 · 2026-03-25 19:02:39

177

Views

Number of ordered triples $(a,b,c)$ such that $abc=n$

Published on 25 Mar 2026 - 19:02

score 929 · Answer 5 · 2026-04-09 11:42:40

929

Views

Parity function definition and intuition, characteristic function of a set.

Published on 09 Apr 2026 - 11:42

score 76 · Answer 6 · 2026-03-25 19:03:38

76

Views

Why should the sum of three numbers be even?

Published on 25 Mar 2026 - 19:03

score 31 · Answer 7 · 2026-05-07 09:53:17

31

Views

How many of the following permutations are even?

Published on 07 May 2026 - 9:53

score 142 · Answer 8 · 2026-03-25 19:05:03

142

Views

$\epsilon_{ijk}x_j p_k$ under orthogonal transformation including those involving parity

Published on 25 Mar 2026 - 19:05

score 57 · Answer 9 · 2026-05-10 09:44:08

57

Views

Problem with Functions and relations

Published on 10 May 2026 - 9:44

score 146 · Answer 10 · 2026-03-25 19:04:56

146

Views

Sign of permutation with first all odd numbers and then even numbers

Published on 25 Mar 2026 - 19:04

score 765 · Answer 11 · 2026-04-05 19:19:05

765

Views

Parity of a boolean function

Published on 05 Apr 2026 - 19:19

score 202 · Answer 12 · 2026-03-25 23:42:49

202

Views

How many ways are there to permute the integers from 1 to 1000 under the condition that two consecutive numbers must have different parity?

Published on 25 Mar 2026 - 23:42

score 77 · Answer 13 · 2026-03-25 16:13:45

77

Views

How is the parity condition determined for modular forms corresponding to $L(s, \chi_1) L(s, \chi_2)$?

Published on 25 Mar 2026 - 16:13

score 456 · Answer 14 · 2026-03-25 23:42:30

456

Views

Conjecture : an odd perfect square $n>1$ raised to the $m$-th power is never divisible by the sum of $n$'s divisors

Published on 25 Mar 2026 - 23:42

score 1.2k · Answer 15 · 2026-03-25 20:41:50

1.2k

Views

If $\sigma$ is an odd permutation, explain why $\sigma^2$ is even but $\sigma^{-1}$ is odd.

Published on 25 Mar 2026 - 20:41

List Question

Generator matrix of a binary cyclic code

Erasing numbers from circle and writing down sum

Equal number of black and white neighbors in circle

Number of ordered triples $(a,b,c)$ such that $abc=n$

Parity function definition and intuition, characteristic function of a set.

Why should the sum of three numbers be even?

How many of the following permutations are even?

$\epsilon_{ijk}x_j p_k$ under orthogonal transformation including those involving parity

Problem with Functions and relations

Sign of permutation with first all odd numbers and then even numbers

Parity of a boolean function

How many ways are there to permute the integers from 1 to 1000 under the condition that two consecutive numbers must have different parity?

How is the parity condition determined for modular forms corresponding to $L(s, \chi_1) L(s, \chi_2)$?

Conjecture : an odd perfect square $n>1$ raised to the $m$-th power is never divisible by the sum of $n$'s divisors

If $\sigma$ is an odd permutation, explain why $\sigma^2$ is even but $\sigma^{-1}$ is odd.

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