3 ms·

Got a link about the Cartesian product theorem?

• jfarmer 9y ago
  Write down what it means for the Cartesian product of some collection of sets to be nonemtpy. You'll see that it's exactly identical to saying there's a choice function on that collection of sets.
  • js8 9y ago
    I always wondered about the same thing as the PP. But I still have trouble understanding your explanation. Can you be a little more explicit?
    • monochromatic 9y ago
      I found this: https://math.stackexchange.com/questions/101004/the-axiom-of-choice-and-the-cartesian-product https://math.stackexchange.com/questions/101004/the-axiom-of...
    • deleted 9y ago
      [deleted]