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math.GR2022★ 3 cited
Tate-Shafarevich groups and algebras
Boris Kunyavskii, Vadim Z. Ostapenko
The Tate-Shafarevich set of a group G defined by Takashi Ono coincides, in the case where G is finite, with the group of outer class-preserving automorphisms of G introduced by Bur…
math.GR2022★ 1 cited
Bounded generation and commutator width of Chevalley groups: function case
Boris Kunyavskii, Eugene Plotkin, Nikolai Vavilov
We prove that Chevalley groups over polynomial rings and over Laurent polynomial rings, where is a finite field, are boundedl…