You're viewing a comment by Alok and its responses.

Alok Permalink
March 05, 2010, 22:29

Oh, and when I said "(a+b)^2 = a^2 + b^2 + 2ab", I assumed Pythagoras theorem. So if you assume this identity, then you can prove Pythagoras theorem by going backwards.

Reply To This Comment

(why do I need your e-mail?)

(Your twitter name, if you have one. (I'm @pkrumins, btw.))

Type the first letter of your name: (just to make sure you're a human)

Please preview the comment before submitting to make sure it's OK.