Revision history of "Homework 2"

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  • (cur | prev) 20:05, 24 January 2008Tbridgma (Talk | contribs)(1,939 bytes) (New page: # Suppose that * is an associative and commutative binary operation on a set S. Show that <math>H = \{a \in S | a*a = a\}</math> is closed under *. # The map <math>\phi:\mathbb{Z} \righta...)
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