List questions from semigroups

Published on 24 Apr 2013 - 21:15

163

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Does someone know other examples of $K$-semigroups?

Published on 25 Apr 2013 - 8:30

103

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Trivial question about semigroups

Published on 26 Apr 2013 - 7:55

83

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irreducible words in a semigroup

Published on 06 May 2013 - 11:55

70

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Show $\mathcal{R}$ related

Published on 17 May 2013 - 16:30

49

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Size of the image (rank) in $T_n$

Published on 17 May 2013 - 22:21

572

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Is closure of a semigroup again a semigroup?

Published on 19 May 2013 - 11:39

637

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Structure Descriptions (GAP) in semigroups

Published on 30 May 2013 - 6:10

64

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semigroups-terminology question

Published on 04 Jun 2013 - 11:01

100

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Is there a standard name for this semigroup?

Published on 09 Jun 2013 - 0:10

1.1k

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Help me prove equivalently of regular semigroup and group.

Published on 14 Jun 2013 - 17:44

215

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Whether $L=\{(a^m,a^n)\}^*$ is regular or not?

Published on 15 Jun 2013 - 10:21

407

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Structure theorem for finitely generated commutative $semi$groups.

Published on 29 Jun 2013 - 16:05

9.9k

Views

Is a semigroup $G$ with left identity and right inverses a group?

Published on 01 Jul 2013 - 9:28

107

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Please check my solution, inverse semigroups.

Published on 25 Mar 2026 - 6:09

List Question

Spaces of class $J_\alpha$

Does someone know other examples of $K$-semigroups?

Trivial question about semigroups

irreducible words in a semigroup

Show $\mathcal{R}$ related

Size of the image (rank) in $T_n$

Is closure of a semigroup again a semigroup?

Structure Descriptions (GAP) in semigroups

semigroups-terminology question

Is there a standard name for this semigroup?

Help me prove equivalently of regular semigroup and group.

Whether $L=\{(a^m,a^n)\}^*$ is regular or not?

Structure theorem for finitely generated commutative $semi$groups.

Is a semigroup $G$ with left identity and right inverses a group?

Please check my solution, inverse semigroups.

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