List questions from magma

Published on 09 Apr 2026 - 4:23

303

Views

Examples of magmas with all their elements idempotents

Published on 23 Feb 2026 - 4:55

44

Views

operation on set proof

Published on 31 Mar 2026 - 20:31

238

Views

All magmas of order n (specifically 3)

Published on 23 Feb 2026 - 4:59

42

Views

Valid reason to prove the dis-associativity of ($\mathbb R, -)$.

Published on 23 Feb 2026 - 4:56

722

Views

What is difference between idempotent magma and unital magma?

Published on 23 Feb 2026 - 4:55

120

Views

Is $G = (\Bbb Q^,ab=\frac{a+b}{2})$ a group, monoid, semigroup or none of these?

Published on 23 Feb 2026 - 4:57

166

Views

Magma $(\mathbb R,)$ with a binary operation $\;ab=a+b-2a^2b^2$

Published on 23 Feb 2026 - 4:52

100

Views

What's the name for a datatype which has every property of a group except commutativity instead of associativity?

Published on 23 Feb 2026 - 4:57

203

Views

Inverse element in a magma

Published on 01 Apr 2026 - 3:03

404

Views

What is the identity element of 4

Published on 26 Mar 2026 - 22:42

59

Views

Generated submagma of a free magma

Published on 23 Feb 2026 - 4:55

48

Views

Each magma $M$ is associated with monoids $\mathcal{L}(M)$ and $\mathcal{R}(M)$. What are these called, and have they been studied?

Published on 23 Feb 2026 - 4:57

73

Views

Every submagma of a free magma is free

Published on 23 Feb 2026 - 4:57

41

Views

How to construct a free magma without using identifications/disjoint union?

Published on 23 Feb 2026 - 4:53

List Question

Just How Strong is Associativity?

Examples of magmas with all their elements idempotents

operation on set proof

All magmas of order n (specifically 3)

Valid reason to prove the dis-associativity of ($\mathbb R, -)$.

What is difference between idempotent magma and unital magma?

Is $G = (\Bbb Q^,ab=\frac{a+b}{2})$ a group, monoid, semigroup or none of these?

Magma $(\mathbb R,)$ with a binary operation $\;ab=a+b-2a^2b^2$

What's the name for a datatype which has every property of a group except commutativity instead of associativity?

Inverse element in a magma

What is the identity element of 4

Generated submagma of a free magma

Each magma $M$ is associated with monoids $\mathcal{L}(M)$ and $\mathcal{R}(M)$. What are these called, and have they been studied?

Every submagma of a free magma is free

How to construct a free magma without using identifications/disjoint union?

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