deformation retract

See also: deformation-retract

English

Alternative forms

• (verb): deformation-retract

Noun

deformation retract (plural deformation retracts)

1. (topology) A subspace such that there is a retraction onto it of the ambient space homotopic to the identity function on the ambient space.

Further reading

• deformation retract on Wikipedia.Wikipedia

Verb

deformation retract (third-person singular simple present deformation retracts, present participle deformation retracting, simple past and past participle deformation retracted)

1. To have a deformation retract as a subspace.

Usage notes

• The ambient space is said to deformation retract onto the subspace.