Sunday, July 26, 2009

Six Visual Proofs

Bil the Lizard writes Six Visual Proofs. I never learned math this way but I wish I had.

1/3 + 1/9 + 1/27 + 1/81 + ... = 1/2E86130D9-A1B1-4CD0-914C-7D505089836B.jpg


Karl said...

I like the Pythagorean theorem one. It took me a while to understand what was being shown and convince myself that the triangles were equal. I'm not sure it is easier than a trig based proof, but that may just be becuase of my background experience.

Howard said...

I agree completely.