Homology group
= Homology group
A homology group is one of the <abelian groups> produced by a <homology> theory. Its elements are <homology classes>, represented in singular homology by cycles modulo boundaries.
= Homology group
A homology group is one of the <abelian groups> produced by a <homology> theory. Its elements are <homology classes>, represented in singular homology by cycles modulo boundaries.