Question

proof of the completion of a certain kind of partial latin square

score 320 · Answer 1 · 2013-03-23 18:42:48

320

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proof of the completion of a certain kind of partial latin square

Published on 23 Mar 2013 - 18:42

score 162 · Answer 2 · 2026-02-23 01:02:51

162

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Guessing colored hats without repetition

Published on 23 Feb 2026 - 1:02

score 34 · Answer 3 · 2020-11-12 17:07:40

34

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For which a and b does latin square exist?

Published on 12 Nov 2020 - 17:07

score 264 · Answer 4 · 2020-11-27 14:02:56

264

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Self-orthogonal Latin squares

Published on 27 Nov 2020 - 14:02

score 150 · Answer 5 · 2020-12-20 05:47:21

150

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Quickly generating random Latin squares without aid of a computer

Published on 20 Dec 2020 - 5:47

score 121 · Answer 6 · 2026-02-23 02:46:59

121

Views

An example of an algebraic loop which has different L and R inverses?

Published on 23 Feb 2026 - 2:46

score 63 · Answer 7 · 2021-04-20 22:49:54

63

Views

How to prove that two Latin squares $P$ and $Q$ are orthogonal if and only if $P^{-1}Q$ is a Latin square?

Published on 20 Apr 2021 - 22:49

score 65 · Answer 8 · 2021-05-30 18:40:14

65

Views

Prove there is only one main class latin square of order 4.

Published on 30 May 2021 - 18:40

score 43 · Answer 9 · 2026-02-23 02:49:49

43

Views

Example of a pair of non-isomorphic quasi-groups with parastrophic Latin squares?

Published on 23 Feb 2026 - 2:49

score 131 · Answer 10 · 2021-06-08 03:17:22

131

Views

Explanation for the $\frac{(n!)^{2n}}{n^{n^2}}$ lower bound on the number of Latin squares?

Published on 08 Jun 2021 - 3:17

score 120 · Answer 11 · 2021-06-14 20:19:07

120

Views

Formula for number of latin rectangles with 2 rows

Published on 14 Jun 2021 - 20:19

score 196 · Answer 12 · 2021-06-26 14:02:29

196

Views

Latin Square and Graph Theory

Published on 26 Jun 2021 - 14:02

score 396 · Answer 13 · 2021-07-01 13:25:21

396

Views

How many $5\times5$ Latin squares are symmetric?

Published on 01 Jul 2021 - 13:25

score 172 · Answer 14 · 2021-07-21 16:15:44

172

Views

Combinatorial design related to scheduling group activities (everyone tries every activity, no pair is together twice)

Published on 21 Jul 2021 - 16:15

score 83 · Answer 15 · 2026-02-23 02:50:09

Is there a proof that the total number of idempotent elements over all quasigroups of order n equals the number of quasigroups of that order?

List Question

proof of the completion of a certain kind of partial latin square

Guessing colored hats without repetition

For which a and b does latin square exist?

Self-orthogonal Latin squares

Quickly generating random Latin squares without aid of a computer

An example of an algebraic loop which has different L and R inverses?

How to prove that two Latin squares $P$ and $Q$ are orthogonal if and only if $P^{-1}Q$ is a Latin square?

Prove there is only one main class latin square of order 4.

Example of a pair of non-isomorphic quasi-groups with parastrophic Latin squares?

Explanation for the $\frac{(n!)^{2n}}{n^{n^2}}$ lower bound on the number of Latin squares?

Formula for number of latin rectangles with 2 rows

Latin Square and Graph Theory

How many $5\times5$ Latin squares are symmetric?

Combinatorial design related to scheduling group activities (everyone tries every activity, no pair is together twice)

Is there a proof that the total number of idempotent elements over all quasigroups of order n equals the number of quasigroups of that order?

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