Difference between revisions of "Automorphism"
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m (It's easier just to define this interms of isomorphisms. Also, there are examples of categories where (the generalization of) the old statement isn't true.) |
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− | An '''automorphism''' of a structure <math>S</math> is | + | An '''automorphism''' of a structure <math>S</math> is an [[isomorphism]] from <math>S</math> to itself. |
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[[Category:Abstract algebra]] | [[Category:Abstract algebra]] | ||
+ | [[Category:Category theory]] |
Latest revision as of 20:45, 7 September 2008
An automorphism of a structure is an isomorphism from to itself.
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