Titlebook: Methods of Cut-Elimination; Alexander Leitsch,Matthias Baaz Book 2011 Springer Science+Business Media B.V. 2011 CERES.Goedel logic.cut-eli

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Methods of Cut-Elimination978-94-007-0320-9Series ISSN 1572-6126 Series E-ISSN 2212-7313

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Alexander Leitsch,Matthias BaazFirst book on methods of cut-elimination.Combines techniques and results from proof theory and automated deduction.Thereby the book provides a completely new view on proof theoretic methods and their

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Preliminaries,In this chapter we present some basic concepts which will be needed throughout the whole book. We assume that the the reader is familiar with the most basic notions of predicate logic, like terms, formulas, substitutions and interpretations.

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Introduction,9]). His own example [60] shows that this notion is significant, as it is connected to the distinction between inessential derivation steps (mostly formulated as definitions) and derivation steps which may or may not be based on concepts contained in the result:

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