This book was originally intended to be the second edition of the book "Beweis- theorie" (Grundlehren der mathematischen Wissenschaften, Band 103, Springer 1960), but in fact has been completely rewritten. As well as classical predicate logic we also treat intuitionistic predicate logic. The sentential calculus properties of classical formal and semiformal systems are treated using positive and negative parts of formulas as in the book "Beweistheorie." In a similar way we use right and left parts of formulas for ...

Proof Theory 2011, Springer

ISBN-13: 9783642664755

Softcover Reprint of the Origi edition

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Proof theory 1977, Springer-Verlag, Berlin :: New York

ISBN-13: 9780387079110

Hardcover

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