2011-03-30, 06:13 AM
2147483647 Wrote:http://www.youtube.com/user/mathboysmom
._."
His multiplication video was very clever.
Indeed. The idea is rather simple, but I guess we just never bothered with it. It's harder to visualize for beginners than the nested idea of "x bags of y same things" though.
And lol, integral by parts was less comprehensible than reading Wikipedia.

