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jaakov
Posts:
11
Registered:
12/3/12
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Re: Given a set , is there a disjoint set with an arbitrary cardinality?
Posted:
Dec 4, 2012 6:51 AM
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> Given a set X and a cardinal k, is there a set Y such that card(Y)=k and
> X is disjoint from Y?
>
> Is there a proof of this fact that works without the axiom of regularity
> (= axiom of foundation) and does not assume purity of sets?
I would like to thank everybody for the great support and am closing the
topic.
Jaakov.
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