Re: Did Natural Selection extend to the laws of logic?

2000-09-20 Thread Brent Meeker
I guess I don't understand your question. First order predicate logic applies to propostions (or declarative sentences) which have values of 'true' and 'false'. The rules of logical inference propagate 'true'. Now I imagine a different universe...what elements of this differen universe does

Did Natural Selection extend to the laws of logic?

2000-09-20 Thread John Bailey
On Wed, 20 Sep 2000 00:08:15 GMT, davidsmyth [EMAIL PROTECTED] wrote: Could there be a universe where the rules concerning number theory would be different than in this universe? Conventional wisdom of course says that logic and hence number theory are independent of physical reality. Suppose