1 month 1 week ago

To choose one sock from each of infinitely many pairs of socks requires the Axiom of Choice, but for shoes the Axiom is not needed.

0
⚖0
▼ Source
source
As quoted in Williams' Weighing the Odds: A Course in Probability and Statistics (2001), p. 498

CivilSimian.com created by AxiomaticPanic, CivilSimian, Kalokagathia