4 ms·
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
by 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 agoI 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 agoI 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]