'Elimination rule' presentation slideshows

Introductory Logic PHI 120

563 views • 47 slides

University of Palestine Faculty of Applied Engineering and Urban Planning

University of Palestine Faculty of Applied Engineering and Urban Planning Software Engineering Department Formal Methods Propositional logic Part 2. Outlines. Implication Equivalence. Negation Tautologies and contradictions. Implication.

451 views • 29 slides

Inference in FOL

Inference in FOL. All PL inference rules hold in FOL, as well as the following additional ones: Universal elimination rule : ?x, A ===> Subst({x / g}, A). Here x is a variable, A is a wff, g is a ground term, and Subst(?, A) is a result of applying the substitution ? to A.

430 views • 28 slides