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IJAC
2007
14 years 10 months ago
2007
IJAC
2007
14 years 10 months ago
2007
This is a survey of some problems in geometric group theory which I find interesting. The problems are from different areas of group theory. Each section is devoted to problems ...
IJAC
2007
14 years 10 months ago
2007
A limit group is a finitely generated subgroup of a residually free group. We prove the result announced in the tittle. 2000 Mathematics Subject Classification: 20E06, 20E08, 20...
IJAC
2007
14 years 10 months ago
2007
We show that certain finite groups do not arise as the automorphism group of the square of a finite algebraic structure, nor as the automorphism group of a finite, 2-generated, ...
IJAC
2007
14 years 10 months ago
2007
In this paper we produce a finite algebra which generates a variety with a PSPACE-complete membership problem. We produce another finite algebra with a γ function that grows exp...