Recent content by homerT

Artin's first edition is spectacular, and most of the book is covered by these two video courses: http://www.extension.harvard.edu/open-learning-initiative/abstract-algebra http://www.math.upenn.edu/~ted/371S11/hw-371SchedTab.html

I was wondering if anyone has an international edition copy of the third edition. I have seen two versions on ebay: an Indian version with a blue cover and a Chinese version with a black cover. I wonder if either is any good, or if I should just buy a used copy of the hardcover.

Homework Statement I've been reading through Spacetime Physics by Taylor & Wheeler, but this argument about the invariance of the y coordinate for inertial frames, one moving relative to the other on the x axis, is tripping me up. I'll just write the text word for word: I'm just not...