scholarly journals Orientable quadratic equations in free metabelian groups

Author(s):  
Igor Lysenok ◽  
Alexander Ushakov
2015 ◽  
Vol 144 (4) ◽  
pp. 1383-1390
Author(s):  
Igor Lysenok ◽  
Alexander Ushakov

2020 ◽  
Vol 59 (2) ◽  
pp. 239-259
Author(s):  
E. I. Timoshenko
Keyword(s):  

2021 ◽  
pp. 1-36
Author(s):  
ARIE LEVIT ◽  
ALEXANDER LUBOTZKY

Abstract We prove that all invariant random subgroups of the lamplighter group L are co-sofic. It follows that L is permutation stable, providing an example of an infinitely presented such group. Our proof applies more generally to all permutational wreath products of finitely generated abelian groups. We rely on the pointwise ergodic theorem for amenable groups.


1966 ◽  
Vol 6 (4) ◽  
pp. 512-512
Author(s):  
I. D. Macdonald

Journal of the Australian Mathematical Society 4 (1964), 452–453The second paragraph should be deleted. The alleged commutator identity (3) is false and is certainly not due to Philip Hall. The correct form isas Dr. N. D. Gupta of Canberra has pointed out to me. According to Professor B. H. Neumann, this identity appeared in his (Professor Neumann's) thesis.Nevertheless the theorem is valid and the proof given is correct.


1988 ◽  
Vol 30 (1) ◽  
pp. 27-50 ◽  
Author(s):  
Galia Dafni ◽  
Leonid Vaserstein
Keyword(s):  

1981 ◽  
Vol 9 (12) ◽  
pp. 1295-1306 ◽  
Author(s):  
Luise-Charlotte Kappe

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