English Bass–Serre theory Cited by user Silvermatsu on 14 Mar 2023 Bass–Serre theory is a part of the mathematical subject of group theory that deals with analyzing the algebraic structure of groups acting by automorphisms on simplicial…
English Cohomological dimension Cited by user Bender the Bot on 22 Jan 2019 In abstract algebra, cohomological dimension is an invariant of a group which measures the homological complexity of its representations.