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First-order logic is a formal logical system used in mathematics, philosophy, linguistics, and computer science.
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Does this Haskell code represent a decision procedure for a theorem?
The following is a natural language description of a first order theory from Worboys. Only Axiom 11 and the Theorem 4 are written in mathematical notation.
Theory 1
Aland, Bland, Cland, and Dland are …
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Proving a first order logic theorem in equational logic with a term rewriting system
I am trying to translate and prove a theorem, originally written in first order logic (FOL), into a combination of equational logic (EL) and Boolean logic (BL) (more precisely a model of Boolean Alge …