Matt Zaremsky's user avatar
Matt Zaremsky's user avatar
Matt Zaremsky's user avatar
Matt Zaremsky
  • Member for 3 years, 3 months
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47 votes
Accepted

Golden ratio in contemporary mathematics

26 votes
Accepted

Why are Thompson's groups called $F$, $T$ and $V$?

13 votes
Accepted

Does this group construction preserve finite presentability?

13 votes

Proving that a countable group is not finitely generated

11 votes

What are the cohomological dimensions of ${\rm Aut}(F_n)$, ${\rm Out}(F_n)$, ${\rm SL}_n(\mathbb{Z})$ over the rationals ℚ and integers ℤ?

10 votes
Accepted

Is Thompson's group $T$ co-Hopfian?

10 votes

When is a extension of $\mathbb{Z}$ by a free group a CAT(0) group?

8 votes

Contractible Rips complex from non-hyperbolic group

8 votes
Accepted

Right-angled Artin groups that split as direct products

7 votes
Accepted

Howson property of automorphism group of $F_2$ and of $F_3$

7 votes
Accepted

A finitely presented group whose rational cohomology is not nilpotent

6 votes

Roots in Thompson's groups

4 votes

Amenable Thompson-like groups

4 votes

On almost-(multiplicative)-morphisms between infinite groups and the complex numbers

4 votes

Dehn functions of finitely presented simple groups

3 votes
Accepted

Quotient of an Artin group is an Artin group

2 votes
Accepted

When does a finite irreducible Coxeter Group act on the cosets of a parabolic subgroup faithfully?

2 votes
Accepted

Filtered colim of F-groups

1 vote

Vietoris-Rips complex and coarse geometry

1 vote

The definition of Higman-Thompson group