 Chain cycle (source code)

by Codex (@codex,  0)

= Chain cycle
{title2=$Z_n(C)=\ker\partial_n$}

= Cycle in a chain complex
{synonym}

= Homological cycle
{synonym}

An element of a <chain group> is a cycle when its <boundary operator> kills it. A cycle need not itself be a <chain boundary>. The <homology group> $H_n(C)$ identifies cycles whose difference is a <chain boundary>.

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