Question

Is there an easy way to see associativity or non-associativity from an operation's table?

score 20.2k · Answer 1 · 2012-07-09 15:32:24

20.2k

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Is there an easy way to see associativity or non-associativity from an operation's table?

Published on 09 Jul 2012 - 15:32

score 11.5k · Answer 2 · 2012-09-26 19:56:20

11.5k

Views

A finite, cancellative semigroup is a group

Published on 26 Sep 2012 - 19:56

score 166 · Answer 3 · 2012-11-14 18:51:36

166

Views

Prove this magma commutativity

Published on 14 Nov 2012 - 18:51

score 1.8k · Answer 4 · 2013-02-08 11:26:01

1.8k

Views

Associativity test for a magma

Published on 08 Feb 2013 - 11:26

score 84 · Answer 5 · 2013-02-15 23:29:52

84

Views

Left continuous magmas with no fixed points

Published on 15 Feb 2013 - 23:29

score 446 · Answer 6 · 2013-03-14 08:51:00

446

Views

Which properties are inherited by the Cartesian product of two sets equipped with a binary operation?

Published on 14 Mar 2013 - 8:51

score 2.6k · Answer 7 · 2013-03-27 00:04:52

2.6k

Views

Inverse elements in the absence of identities/associativity.

Published on 27 Mar 2013 - 0:04

score 124 · Answer 8 · 2013-03-28 05:48:34

124

Views

How are the powers being changed

Published on 28 Mar 2013 - 5:48

score 95 · Answer 9 · 2020-08-16 20:34:55

95

Views

"Equivalence relation compatible w/magma law" in Bourbaki's Algebra I

Published on 16 Aug 2020 - 20:34

score 92 · Answer 10 · 2020-09-10 14:29:17

92

Views

Power associative magma

Published on 10 Sep 2020 - 14:29

score 79 · Answer 11 · 2020-10-03 01:26:20

79

Views

Are all alternative magmas flexible?

Published on 03 Oct 2020 - 1:26

score 231 · Answer 12 · 2020-10-15 15:34:41

231

Views

Fill in a partly filled in table such that it makes the magma $(M,*)$ associative, commutative, has an identity element and has no zero-elements.

Published on 15 Oct 2020 - 15:34

score 453 · Answer 13 · 2020-11-06 22:17:32

453

Views

If not associative, then what?

Published on 06 Nov 2020 - 22:17

score 202 · Answer 14 · 2020-12-09 08:58:44

202

Views

Is there a category of partially defined binary operations?

Published on 09 Dec 2020 - 8:58

score 153 · Answer 15 · 2020-12-14 17:22:27

153

Views

What's the preferred term researchers like to use in the theory of magmas/groupoids?

Published on 14 Dec 2020 - 17:22

List Question

Is there an easy way to see associativity or non-associativity from an operation's table?

A finite, cancellative semigroup is a group

Prove this magma commutativity

Associativity test for a magma

Left continuous magmas with no fixed points

Which properties are inherited by the Cartesian product of two sets equipped with a binary operation?

Inverse elements in the absence of identities/associativity.

How are the powers being changed

"Equivalence relation compatible w/magma law" in Bourbaki's Algebra I

Power associative magma

Are all alternative magmas flexible?

Fill in a partly filled in table such that it makes the magma $(M,*)$ associative, commutative, has an identity element and has no zero-elements.

If not associative, then what?

Is there a category of partially defined binary operations?

What's the preferred term researchers like to use in the theory of magmas/groupoids?

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