Differences
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retraction [2013/05/23 15:37] nikolaj created |
retraction [2013/05/23 21:39] nikolaj |
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| | $X,S$ | | | $X,S$ | | ||
| - | | $S\subseteq Y$ | | + | | $S\subseteq X$ | |
| ^ $ \{\rho\} $ ^ | ^ $ \{\rho\} $ ^ | ||
| Line 13: | Line 13: | ||
| ==== Ramifications ==== | ==== Ramifications ==== | ||
| ==== Reference ==== | ==== Reference ==== | ||
| + | Wikipedia: [[http://en.wikipedia.org/wiki/Deformation_retract|Deformation retract]] | ||
| ==== Context ==== | ==== Context ==== | ||
| - | === Refinement of === | ||
| - | [[Function]] | ||
| === Parents === | === Parents === | ||
| [[Identity relation]] | [[Identity relation]] | ||
