Question

Commutative monoids arising from categories with finite coproducts

score 384 · Answer 1 · 2026-04-16 07:45:46

384

Views

Commutative monoids arising from categories with finite coproducts

Published on 16 Apr 2026 - 7:45

score 182 · Answer 2 · 2026-04-11 06:37:23

182

Views

Finitely generated ordered monoids and noetherian subsets

Published on 11 Apr 2026 - 6:37

score 138 · Answer 3 · 2026-04-11 05:42:03

138

Views

Characterizing the real numbers as a dense complete monoidal poset

Published on 11 Apr 2026 - 5:42

score 221 · Answer 4 · 2026-05-10 20:14:17

221

Views

What makes "the topos $\mathbf{M}_2$" such a good counterexample?

Published on 10 May 2026 - 20:14

score 506 · Answer 5 · 2026-04-12 13:30:11

506

Views

Is there a name for those commutative monoids in which the divisibility order is antisymmetric?

Published on 12 Apr 2026 - 13:30

score 1.4k · Answer 6 · 2026-04-16 04:11:22

1.4k

Views

Monoidal product is coproduct in category of commutative monoids

Published on 16 Apr 2026 - 4:11

score 377 · Answer 7 · 2026-04-15 03:41:15

377

Views

What are some examples of non-commutative monoids that are both idempotent and self-distributive (on both sides)?

Published on 15 Apr 2026 - 3:41

score 493 · Answer 8 · 2026-04-17 06:00:05

493

Views

If $G,H$ are monoids and not groups, prove that $f(e_G)=e_H$ may be wrong.

Published on 17 Apr 2026 - 6:00

score 194 · Answer 9 · 2026-04-09 19:11:37

194

Views

May a monoid have two disjoint submonoids?

Published on 09 Apr 2026 - 19:11

score 420 · Answer 10 · 2026-04-16 16:02:01

420

Views

"The regular languages over $A$ are the homomorphic pre-images in $A^*$ of subsets of finite monoids."

Published on 16 Apr 2026 - 16:02

score 976 · Answer 11 · 2026-04-14 13:12:17

976

Views

Showing uniqueness of inverse element of an element of a monoid

Published on 14 Apr 2026 - 13:12

score 204 · Answer 12 · 2026-04-09 14:37:33

204

Views

group-like structure texts.

Published on 09 Apr 2026 - 14:37

score 195 · Answer 13 · 2026-04-10 16:38:05

195

Views

Tensor products over monoids : Element structure

Published on 10 Apr 2026 - 16:38

score 1.6k · Answer 14 · 2026-04-11 11:57:39

1.6k

Views

Example of a semigroup with unique idempotent which is not a monoid

Published on 11 Apr 2026 - 11:57

score 263 · Answer 15 · 2026-04-12 21:17:25

263

Views

Injectivity of Natural Homomorphism to Groupification

Published on 12 Apr 2026 - 21:17

List Question

Commutative monoids arising from categories with finite coproducts

Finitely generated ordered monoids and noetherian subsets

Characterizing the real numbers as a dense complete monoidal poset

What makes "the topos $\mathbf{M}_2$" such a good counterexample?

Is there a name for those commutative monoids in which the divisibility order is antisymmetric?

Monoidal product is coproduct in category of commutative monoids

What are some examples of non-commutative monoids that are both idempotent and self-distributive (on both sides)?

If $G,H$ are monoids and not groups, prove that $f(e_G)=e_H$ may be wrong.

May a monoid have two disjoint submonoids?

"The regular languages over $A$ are the homomorphic pre-images in $A^*$ of subsets of finite monoids."

Showing uniqueness of inverse element of an element of a monoid

group-like structure texts.

Tensor products over monoids : Element structure

Example of a semigroup with unique idempotent which is not a monoid

Injectivity of Natural Homomorphism to Groupification

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