An introductory Logic Textbook for first and second year college students

There are many uncertainties in the real world. Fuzzy theory treats a kind of uncertainty called fuzziness, where it shows that the boundary of yes or no is amb

Combining stories of great writers and philosophers with quotations and riddles, this original text for first courses in mathematical logic examines problems re

Formal logic provides us with a powerful set of techniques for criticizing some arguments and showing others to be valid. These techniques are relevant to all o