[permalink] [id link]
#* Originally from Hints, Allegations, and Things Left Unsaid
from
Wikipedia
Some Related Sentences
#* and Originally
#* and from
#* This is done by first noting that a sentence such as is either refutable or has some model in which it holds ; this model is simply assigning truth values to the subpropositions from which B is built.
#* We extend this result to more and more complex and lengthy sentences, D < sub > n </ sub > ( n = 1, 2 ...), built out from B, so that either any of them is refutable and therefore so is φ, or all of them are not refutable and therefore each holds in some model.
#* Note: This fact provides a proof of the infinitude of primes distinct from Euclid's Theorem: if there were finitely many primes, with p being the largest, we reach an immediate contradiction since all primes dividing 2 < sup > p </ sup > − 1 must be larger than p .</ li >
#* This step is very specific and differs largely from one system to another, but the main point will always be that after identifying the hazards all possible methods are pursued to decrease the probability of occurrence.
#* and Things
0.905 seconds.