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Re: Given a set , is there a disjoint set with an arbitrary cardinality?
Posted:
Dec 4, 2012 5:50 PM


On 04.12.2012 17:37, Shmuel (Seymour J.) Metz wrote: > In<Pine.NEB.4.64.1212040145340.21656@panix3.panix.com>, on 12/04/2012 > at 02:01 AM, William Elliot<marsh@panix.com> said: > >> Case X< k. Let Y be a set with Y = k. >> Y\X = k; Y\X and X are disjoint. > > That doesn't work if k is finite. > You are right. But for finite k the situation is trivial.



