Axiom of choice

1. Dec 8, 2007

quasar987

Nevermind.

Last edited: Dec 8, 2007
2. Dec 8, 2007

Office_Shredder

Staff Emeritus
I was so excited when I saw the thread title too :(

3. Dec 8, 2007

quasar987

:-)

I was just that I misread the definition. Or rather, I thought I had made a typo while copying it mindlessly from the blackboard.

4. Dec 9, 2007

morphism

Here's a fun exercise: Show that there is a subset of the plane that intersects every line at precisely two points.