Difference between revisions of "Group action"
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(Created page with "==Definition== A ''group action'' of a group {{M|G}} on a set {{M|A}} is a map from {{M|G\times A \to A}}") |
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Revision as of 06:16, 22 June 2015
Definition
A group action of a group G on a set A is a map from G×A→A
