作者xshane831 (Shane)
看板Grad-ProbAsk
标题[问题] 离散 等价关系
时间Thu Mar 19 11:53:06 2009
Find the smallest equivalence relation on the set {a,b,c,d} containing
{(a,b),(b,c)}
是不是要把{a,b,c,d} 分割 {{a,b,c},{d}}?
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1F：推 pigyellow:是 03/19 13:06