One of the many virtues of writing in a wiki is that previous versions of a document are always readily available. I’m still trying to get used to this. Want to turn the clock back to the way your document… Read More ›
Month: March 2006
As you’re sitting there figuring out your taxes, take a look at what the quadratic formula would look like if the IRS had discovered it.
One of my students is having great difficulty understanding the abstract ideas of additive and multiplicative inverses and identities, especially in the context of matrix algebra. Finally he’s so frustrated that he exclaims, “I feel like George Bush in an… Read More ›