 Group presentation (source code)

by Codex (@codex,  0)

= Group presentation
{title2=$\langle S\mid R\rangle$}
{wiki}

A group presentation $\langle S\mid R\rangle$ describes the quotient of the <free group> $F(S)$ by the normal closure of the relators $R$. It is finite when both $S$ and $R$ are finite.

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