This complete introduction to first-order symbolic logic consists of a computer program and a text. The revised and expanded edition includes an extensive series of translation exercises to and from ordinary language, and proof exercises using ordinary language.
Jon Barwise (1942–2000) was professor of philosophy, mathematics, and computer science at Indiana University and one of the founding members of the Center for the Study of Language and Information (CSLI).
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John Etchemendy is professor of philosophy and symbolic systems at Stanford University and a former director of the Center for the Study of Language and Information (CSLI).