In set theory, Georg [GAY-awrk] Cantor used "aleph null" to denote a set with this cardinality,   which he called "countable.
In set theory, Georg [GAY-awrk] Cantor used "aleph null" to denote a set with this cardinality,   which he called "countable." This is the length of a Turing machine's tape, and Euclid  proved that there are this many (*) prime numbers. In calculus, the limit of 1 over x, as x  approaches zero from the right, takes this value. For 10 points, name this quantity that describes  values that are greater than any real number.
In set theory, Georg [GAY-awrk] Cantor used "aleph null" to denote a set with this cardinality,   which he called "countable.
infinity (accept word forms; accept countably infinite or countable before “countable”)