[t]he analysis of the phrase " how many " unambiguously leads to a definite meaning for the question [ " How many different sets of integers do their exist? " ]: the problem is to find out which one of the 'אs is the number of points of a straight line… Cantor, after having proved that this number is greater than א 0 , conjectured that it is א 1. An equivalent proposition is this: any inf...