Posted by: Gary Ernest Davis on: August 16, 2011
On the last Twitter #mathchat there seemed to me to be a fair amount of confusion about what constitutes a fraction. Commonly, people were treating any expression of the form as a fraction, no matter what were . Confusion about fractions is something I’ve experienced in many places, in many contexts. The confusion seems to […]
Posted by: Gary Ernest Davis on: August 6, 2011
Vi Hart brilliantly illustrates the spirit of mathematical thinking