Maria Gorete Carreira Andrade; Ermınia de Lourdes Campelloi Fanti
(Algebra and Discrete Mathematics, 2010)
Let G be a group, let S be a subgroup with infinite index in G and let FSG be a certain Z2G-module. In this paper, using the cohomological invariant E(G,S,FSG) or simply E~(G,S) (defined in [2]), we analyze some results ...