{"version":"1.0","type":"link","title":"Excision theorem - Newikis","description":"In algebraic topology, a branch of mathematics, the excision theorem is a theorem about relative homology and one of the Eilenberg–Steenrod axioms. Given a topological space and subspaces and such that is also a subspace of , the theorem says that under certain circumstances, we can cut out…","provider_name":"Newikis","provider_url":"https://newikis.com","cache_age":86400}