196

Answers

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2

Finitely generated monoids are finitely presented?

4

What are the main structure theorems on finitely generated commutative monoids?

2

Random walk on the hypercube

0

Transformation terminology question

8

Unbounded metrics on groups

1

Fixed point theorems

1

Algebras with finite essential arity

4

IBN for algebraic theories

1

Embedding a semigroup into a divisible semigroup

5

Are there any nontrivial ring homomorphisms $M_{n+1}(R)\rightarrow M_n(R)$?

3

A property of periodic words

5

Is every topological (resp. Lie-) group the isometrygroup of a metric space (resp. Riemannian manifold)?

4

Idempotents in compact semigroups

7

Invertibility of a certain matrix indexed by the Hamming cube

16

Modern developments in finite-dimensional linear algebra

6

How many idempotent relations are there on an $n$-element set?

1

Strongly Complete Profinite Groups.

3

Which limits does group cohomology commute with?

4

An element $g$ in a group such that neither $g=1$ nor $g\ne 1$ can be proved.

15

Number of idempotent $n\times n$ matrices over $\mathbb{Z}_m$ ?

5

Free product of categories

4

Does every commutative monoid admit a translation-invariant measure?

8

Primes occurring as orders of elements of a finitely presented group

3

Is a variety of algebras a set?

5

Why is Set, and not Rel, so ubiquitous in mathematics?

1

Minimal generating sets of monoids acting on finite vector spaces.

10

General recipe for building C*-algebras out of combinatorial object

3

Presentation of Semigroup

13

Why all irreducible representations of compact groups are finite-dimensional ? [EDIT: Subtleties: AC,etc]

4

Generating function of a regular language