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FOL: First-Order Logic with Natural Deduction
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This directory contains the Standard ML sources of the Isabelle system for
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First-Order Logic (constructive and classical versions). For a classical
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sequent calculus, see LK. Important files include
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ROOT.ML -- loads all source files. Enter an ML image containing Pure
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Isabelle and type: use "ROOT.ML";
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Makefile -- compiles the files under Poly/ML or SML of New Jersey
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ex -- subdirectory containing examples. To execute them, enter an ML image
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containing FOL and type: use "ex/ROOT.ML";
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Useful references on First-Order Logic:
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Antony Galton, Logic for Information Technology (Wiley, 1990)
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Michael Dummett, Elements of Intuitionism (Oxford, 1977) |