Tag
H2
2 resources tagged “H2” across the knowledge library.
2 items
Guide6 Aug 2026Group Extensions and H2Group extensions with abelian kernel, factor sets and their equivalence, the classification by H^2, central extensions, and the obstruction interpretation.4 min readRead MoreGuide6 Aug 2026Lie Algebra Extensions and H2Extensions of Lie algebras with abelian kernel, the classification by H^2, central extensions, and examples including the Heisenberg and affine algebras.4 min readRead More