Wellesley-Cambridge Press publishes 12 mathematics textbooks. The simplest way to order a book to be sent to a US address is to use math.mit.edu/weborder.php.
We will reply with confirmation and instructions for payment by check to the Press.
The price apart from teaching copies is 60.00 + 4.00 postage (always less than Amazon)
Our distributor in most countries outside the US is Cambridge University Press
Our publisher in India for books 3 and 4 is Wellesley Publishers
Many of our books are also available from SIAM and the American Mathematical Society
The author is Gilbert Strang with coauthors for Finite Elements, Wavelets, and GPS