Differences
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retraction [2013/05/23 21:38] nikolaj |
retraction [2014/03/21 11:11] |
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| - | ===== Retraction ===== | ||
| - | ==== Definition ==== | ||
| - | | $X,S$ | | ||
| - | | $S\subseteq X$ | | ||
| - | |||
| - | ^ $ \{\rho\} $ ^ | ||
| - | |||
| - | | $ \rho:X\to S $ | | ||
| - | |||
| - | ^ $ \rho_{|S}=\text{id}_S $ ^ | ||
| - | |||
| - | ==== Ramifications ==== | ||
| - | ==== Reference ==== | ||
| - | ==== Context ==== | ||
| - | === Parents === | ||
| - | [[Identity relation]] | ||
