A-ordered tableaux (Q2785673)

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scientific article; zbMATH DE number 981818
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A-ordered tableaux
scientific article; zbMATH DE number 981818

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    A-ordered tableaux (English)
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    14 December 1997
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    A-orderings
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    ground clause tableaux
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    The main result of the paper is an extension of the resolution proof procedure based on A-orderings of literals (i.e., strict partial orderings respecting substitutions) to the tableau proof procedure. The authors give a simple completeness proof for A-ordered ground clause tableaux and then extend this technique to non-ground non-clausal formulas in the negation normal form by proving completeness of an A-ordered tableau procedure. It is noted that this procedure is not compatible with the connection method.
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