retract

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retract

[′rē‚trakt]
(mathematics)
A subset R of a topological space X is a retract of X if there is a continuous map ƒ from X to R, with ƒ(r) = r for all points r of R.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
References in periodicals archive ?
The fuzzy deformation retract of the fuzzy folded [MATHEMATICAL EXPRESSION NOT REPRODUCIBLE IN ASCII] model into the fuzzy folded geodesic [MATHEMATICAL EXPRESSION NOT REPRODUCIBLE IN ASCII] is
Under the defined fuzzy folding and any fuzzy folding homeomorphic to this type of fuzzy folding, the fuzzy deformation retract of the fuzzy folded [MATHEMATICAL EXPRESSION NOT REPRODUCIBLE IN ASCII] model into the fuzzy folded geodesics is the same as the fuzzy deformation retract of [[??].sup.4] model into the fuzzy geodesics.
Abu-Saleem, "On the dynamical hyperbolic 3-spaces and their deformation retracts," Proceedings of the Jangjeon Mathematical Society.