Acyclic space
= Acyclic space
= Homology of a point
{synonym}
A nonempty space is acyclic with the chosen coefficients if its reduced homology vanishes in every degree. Equivalently it has the <homology> of a point. It need not be contractible.
= Acyclic space
= Homology of a point
{synonym}
A nonempty space is acyclic with the chosen coefficients if its reduced homology vanishes in every degree. Equivalently it has the <homology> of a point. It need not be contractible.