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epimorphism [2015/03/16 23:58] nikolaj |
epimorphism [2015/03/16 23:58] nikolaj |
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| See [[Monomorphism]]. | See [[Monomorphism]]. | ||
| - | In ${\bf{Set}}$ the epimorphisms are the surjections. But people like to point out that in general, epis (as opposed to monos) are quite different from surjections and also more difficult to classify. | + | In ${\bf{Set}}$ the epimorphisms are the surjections. But people like to point out that in general, epis are quite different from surjections and also more difficult to classify (as opposed to monos, which mostly behave exactly like injections). |
| === Reference === | === Reference === | ||
