Question

Exercise 2.6.1 of Howie's "Fundamentals of Semigroup Theory".

score 339 · Answer 1 · 2017-05-04 15:47:56

339

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Exercise 2.6.1 of Howie's "Fundamentals of Semigroup Theory".

Published on 04 May 2017 - 15:47

score 148 · Answer 2 · 2017-05-05 18:41:45

148

Views

Deducing a lattice is modular.

Published on 05 May 2017 - 18:41

score 138 · Answer 3 · 2017-05-08 19:28:35

138

Views

The direct product $G\times E$ of a group $G$ with a right zero semigroup $E$ is a right group.

Published on 08 May 2017 - 19:28

score 437 · Answer 4 · 2017-05-09 12:58:51

437

Views

A right group is the direct product of a group and a right zero semigroup.

Published on 09 May 2017 - 12:58

score 125 · Answer 5 · 2017-05-26 16:41:50

125

Views

Are all additionlike operations on $\mathbb{R}$ of this form?

Published on 26 May 2017 - 16:41

score 190 · Answer 6 · 2017-05-30 14:24:20

190

Views

What kind of group-like object is this?

Published on 30 May 2017 - 14:24

score 111 · Answer 7 · 2017-07-18 17:09:48

111

Views

Name for the property of “being a Cartesian product of arbitrary sets”

Published on 18 Jul 2017 - 17:09

score 34 · Answer 8 · 2017-09-18 18:52:57

34

Views

Showing properties of a set of functions

Published on 18 Sep 2017 - 18:52

score 59 · Answer 9 · 2017-09-19 17:00:13

59

Views

Idempotent that isn't any of these

Published on 19 Sep 2017 - 17:00

score 136 · Answer 10 · 2017-09-23 12:21:42

136

Views

Does the existence of only right neutral mean that there can only exist right inverse?

Published on 23 Sep 2017 - 12:21

score 134 · Answer 11 · 2017-09-24 03:55:20

134

Views

Sufficient condition for a magma to be a topological magma

Published on 24 Sep 2017 - 3:55

score 802 · Answer 12 · 2017-10-05 04:31:35

802

Views

how to use magma to find the rank of the elliptic curve

Published on 05 Oct 2017 - 4:31

score 42 · Answer 13 · 2017-10-07 00:53:33

42

Views

"Compact" formula for counting all products of $x_1,\ldots,x_n$(in that order)?

Published on 07 Oct 2017 - 0:53

score 198 · Answer 14 · 2017-11-24 13:09:22

198

Views

Group Theory For an algebraic system, how to prove the following?

Published on 24 Nov 2017 - 13:09

score 366 · Answer 15 · 2012-07-08 12:31:03

366

Views

Properties of finite magmas $(S,\cdot)$ with $\forall(x,y,z)\in S^3, x\cdot(y\cdot z)=y\cdot(x\cdot z)$?

Published on 08 Jul 2012 - 12:31

List Question

Exercise 2.6.1 of Howie's "Fundamentals of Semigroup Theory".

Deducing a lattice is modular.

The direct product $G\times E$ of a group $G$ with a right zero semigroup $E$ is a right group.

A right group is the direct product of a group and a right zero semigroup.

Are all additionlike operations on $\mathbb{R}$ of this form?

What kind of group-like object is this?

Name for the property of “being a Cartesian product of arbitrary sets”

Showing properties of a set of functions

Idempotent that isn't any of these

Does the existence of only right neutral mean that there can only exist right inverse?

Sufficient condition for a magma to be a topological magma

how to use magma to find the rank of the elliptic curve

"Compact" formula for counting all products of $x_1,\ldots,x_n$(in that order)?

Group Theory For an algebraic system, how to prove the following?

Properties of finite magmas $(S,\cdot)$ with $\forall(x,y,z)\in S^3, x\cdot(y\cdot z)=y\cdot(x\cdot z)$?

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