Question

In finite semigroups, the $\mathcal R$-classes are trivial on the set of idempotents

score 27 · Answer 1 · 2016-09-21 11:45:48

27

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In finite semigroups, the $\mathcal R$-classes are trivial on the set of idempotents

Published on 21 Sep 2016 - 11:45

score 205 · Answer 2 · 2016-09-21 13:37:03

205

Views

Example of a left compatible relation on a semigroup that is not right compatible.

Published on 21 Sep 2016 - 13:37

score 38 · Answer 3 · 2016-09-28 06:45:35

38

Views

$(\mathbb Z_4,.)$ is a semigroup with respect to multiplication modulo 4 and show that it is finitely presented .

Published on 28 Sep 2016 - 6:45

score 21 · Answer 4 · 2016-09-28 11:58:12

21

Views

Find the Automorphism group of a Brandt semigroup $B(G,2)$ ,where $G $ is a cyclic group of order 4.

Published on 28 Sep 2016 - 11:58

score 282 · Answer 5 · 2026-03-26 09:42:23

282

Views

a lie algebra is semisimple if and only if it does not possess a non-zero solvable ideal?

Published on 26 Mar 2026 - 9:42

score 56 · Answer 6 · 2016-09-29 09:33:35

56

Views

Find the Automorphism group of a Brandt semigroup $B(G,2)$ ,where $G $ is a cyclic group of order 4

Published on 29 Sep 2016 - 9:33

score 348 · Answer 7 · 2026-03-24 23:32:43

348

Views

Associanize a magma

Published on 24 Mar 2026 - 23:32

score 229 · Answer 8 · 2016-10-09 09:31:03

229

Views

Semigroup $S$ problem

Published on 09 Oct 2016 - 9:31

score 129 · Answer 9 · 2016-10-13 16:41:42

129

Views

Type or classification of a distributive algebraic structure made from a subsemigroup and a subgroup?

Published on 13 Oct 2016 - 16:41

score 90 · Answer 10 · 2016-10-18 21:41:40

90

Views

Is every topological space a right topological semigroup?

Published on 18 Oct 2016 - 21:41

score 63 · Answer 11 · 2016-10-20 01:15:54

63

Views

Proof of the theorem on numerical semigroups

Published on 20 Oct 2016 - 1:15

score 403 · Answer 12 · 2016-10-25 01:02:37

403

Views

Show that a semigroup $S$ is a rectangular band if and only if $ab=ba \Rightarrow a=b$

Published on 25 Oct 2016 - 1:02

score 58 · Answer 13 · 2016-10-26 02:03:11

58

Views

Show $(a,b)$ is in the equivalence relation $L_s$ iff $(ap,bp)$ is in $L_{s/p}$ where p is a congruence on semigroup S

Published on 26 Oct 2016 - 2:03

score 82 · Answer 14 · 2016-10-26 11:12:21

Show that no $\mathcal H$ class contains more than one inverse of $a$, where $\mathcal H$ denotes Green's relation

score 243 · Answer 15 · 2016-11-02 06:43:31

243

Views

Properties of regular semigroup

Published on 02 Nov 2016 - 6:43

List Question

In finite semigroups, the $\mathcal R$-classes are trivial on the set of idempotents

Example of a left compatible relation on a semigroup that is not right compatible.

$(\mathbb Z_4,.)$ is a semigroup with respect to multiplication modulo 4 and show that it is finitely presented .

Find the Automorphism group of a Brandt semigroup $B(G,2)$ ,where $G $ is a cyclic group of order 4.

a lie algebra is semisimple if and only if it does not possess a non-zero solvable ideal?

Find the Automorphism group of a Brandt semigroup $B(G,2)$ ,where $G $ is a cyclic group of order 4

Associanize a magma

Semigroup $S$ problem

Type or classification of a distributive algebraic structure made from a subsemigroup and a subgroup?

Is every topological space a right topological semigroup?

Proof of the theorem on numerical semigroups

Show that a semigroup $S$ is a rectangular band if and only if $ab=ba \Rightarrow a=b$

Show $(a,b)$ is in the equivalence relation $L_s$ iff $(ap,bp)$ is in $L_{s/p}$ where p is a congruence on semigroup S

Show that no $\mathcal H$ class contains more than one inverse of $a$, where $\mathcal H$ denotes Green's relation

Properties of regular semigroup

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