Here are some textbooks and individual units that I use in my classes. Instructors at other colleges and universities are free to use them with attribution. Simply send me an e-mail giving me your name, institution, department, course, and what you plan to use. THANKS, and enjoy!
by H. Joseph Straight and Julia M. Wilson
This is the text that we use at SUNY Fredonia for our MATH 210 - Discrete Mathematics course. Individual chapters are available in pdf format.
by H. Joseph Straight
This is the text that I use at SUNY Fredonia for our MATH 231 - Linear Algebra course. Individual chapters are available in pdf format.