Archive for April 20th, 2009
xkcd in the New York Times
Posted by: Dave Richeson on April 20, 2009
Division by Zero
A blog about math, puzzles, teaching, and academic technology
My book
Euler's Gem: The polyhedron formula and the birth of topology
Princeton University Press
2008
Euler's Gem Facebook page
Buy it:
Princeton University Press
Amazon
Princeton University Press
2008
Euler's Gem Facebook page
Buy it:
Princeton University Press
Amazon
