Language, Proof and Logic

David Barker-Plummer, John Etchemendy, Jon Barwise

2nd Edition

This textbook/software package covers first-order language in a method appropriate for first and second courses in logic. The unique on-line grading services instantly grades solutions to hundred of computer exercises. It is specially devised to be used by philosophy instructors in a way that is useful to undergraduates of philosophy, computer science, mathematics, and lin