books.google.com - Gregory's Classical Mechanics is a major new textbook for undergraduates in mathematics and physics. It is a thorough, self-contained and highly readable account of a subject many students find difficult. The author's clear and systematic style promotes a good understanding of the subject: each concept...http://books.google.com/books/about/Classical_Mechanics.html?id=uAfUQmQbzOkC&utm_source=gb-gplus-shareClassical Mechanics