Paul Rubin <http://[EMAIL PROTECTED]> writes: > Mike Meyer <[EMAIL PROTECTED]> writes: >> Which means you can't create a verifier which will verify all >> programs. Is there a reason to believe that you can't have a verifier >> with three possible outcomes: Correct, Incorrect, and I don't know, >> and it is always correct in doing so? Note that "I don't know" could >> be "I ran longer than I think is reasonable and gave up trying." > It's trivial to write such a verifier, if you get my drift.
Almost as cute as the simplest self-replicating shell script. Ok, so it's possible. Are there any useful examples? Does the BCPL type verifier count? <mike -- Mike Meyer <[EMAIL PROTECTED]> http://www.mired.org/home/mwm/ Independent WWW/Perforce/FreeBSD/Unix consultant, email for more information. -- http://mail.python.org/mailman/listinfo/python-list