Wednesday, October 11, 2006

Buying Favors from Students

I keep hearing about President Garfield's proof of the Pythagorean Theorem. Now I have a copy of the original publication of it! I told my students that I'd "pay" five bonus points to the first person to find a copy of it. One of my students tracked it down in, looking through the microfiche of the New England Journal of Education from 1876.