# Differences

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 epimorphism [2015/03/16 23:58]nikolaj epimorphism [2015/03/17 00:00] (current)nikolaj Both sides previous revision Previous revision 2015/03/17 00:00 nikolaj 2015/03/16 23:58 nikolaj 2015/03/16 23:58 nikolaj 2015/03/16 23:55 nikolaj 2015/03/16 23:54 nikolaj 2015/03/16 23:54 nikolaj old revision restored (2015/03/16 23:48) 2015/03/17 00:00 nikolaj 2015/03/16 23:58 nikolaj 2015/03/16 23:58 nikolaj 2015/03/16 23:55 nikolaj 2015/03/16 23:54 nikolaj 2015/03/16 23:54 nikolaj old revision restored (2015/03/16 23:48) Line 10: Line 10: See [[Monomorphism]]. See [[Monomorphism]]. - 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). + 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). See the nLab link below for variations (or rather further restrictions) of the concept. === Reference === === Reference ===