A contemporary time travel romance unlike anything else you've ever read. The Parallel Series continues: Quinn thought she'd simply dreamed Nick Reilly up. But

Set against the backdrop of Arizona's political and cultural vortex at the start of 2010, "The Intersect" explores the issues of the day by weaving together the

This marvelous book of pictures illustrates the fundamental concepts of geometric topology in a way that is very friendly to the reader. It will be of value to