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Corrections for binary operation
1.
capitalization
by
Mathprof
on 2006-09-09 17:42:22 (accepted)
2.
put link to cartesian product of sets (?)
by
aplant
on 2006-02-01 05:04:14 (accepted)
3.
internal composition (of a set)
by
pahio
on 2005-01-19 17:05:13 (accepted)
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