Infinities

John K Clark (johnkc@well.com)
Sun, 9 Nov 1997 12:47:21 -0800 (PST)


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On Sun, 9 Nov 1997 Hal Finney <hal@rain.org> Wrote:

>Clearly he is not proving that Pw (the power set of omega) has the
>cardinality of aleph-one. He states that Pw has the same cardinality
>as 2^aleph-null, and he says that the CH says that 2^aleph-null =
>aleph-one. So if he were proving what you say, he would be claiming
>to prove the CH, which he says is impossible.

After rereading Rucker (it's been years) I can only conclude that you're
right yet again. I thought I never made mistakes but I guess I'm mistaken,
thanks for setting me straight about this.

John K Clark johnkc@well.com

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