Algebra in the superextensions of twinic groups
Тарас Онуфриевич Банах, Volodymyr M. Gavrylkiv · Dissertationes Mathematicae · 2010
\def\mathsf#1{\hbox{\font\sf=cmss10\sf#1}}% \def\Enl{{\rm End}_\lambda}\def\I{{\cal I}}% \def\IK{\mathsf K}\def\IZ{{\sym Z}}\def\IN{{\sym N}}% \def\w{\omega}% Given a group $X$ we study the algebraic structure of the compact right-topological semigroup $\