SDR-contractible space

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This article defines a property of topological spaces: a property that can be evaluated to true/false for any topological space|View a complete list of properties of topological spaces

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Symbol-free definition

A topological space is said to be SDR-contractible if there exists a contracting homotopy which is also a strong deformation retraction, or equivalently, if there exists a single point that is a strong deformation retract.

Relation with other properties

Stronger properties

Weaker properties