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Topic: intuitionism
Replies: 16   Last Post: Nov 1, 2009 3:33 AM

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Frederick Williams

Posts: 982
Registered: 6/18/08
Re: intuitionism
Posted: Oct 28, 2009 5:01 AM
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Keith Ramsay wrote:
> On Oct 27, 9:00 am, nukeymusic <> wrote:

> |3. can anyone give an example of a p for which: p or not(p) is false
> It's never false. It's just that not being false
> isn't taken as sufficient to demonstrate that
> it is true.

Is it worth remarking that in Intuitionist logic there are more than two
truth values? Was it Jaskowski who showed that Intuitionist PC has
infinitely many truth values?

Which of the seven heavens / Was responsible her smile /
Wouldn't be sure but attested / That, whoever it was, a god /
Worth kneeling-to for a while / Had tabernacled and rested.

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