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Revision Browser : minus one times an element is the additive inverse in a ring
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diff 2005-11-24 11:14:40 - revision [ Version 5 --> (current) ] by alozano
Changes for correction #7243 ('unity').
diff 2005-05-02 07:38:48 - revision [ Version 4 --> Version 5 ] by alozano
diff 2004-03-26 10:43:41 - revision [ Version 3 --> Version 4 ] by alozano
Changes for correction #4067 ('Contains own proof').

displaying all 3 items.