1.

If we convert ?u ?v ?x ?y (P(f(u),v, x, y) ? Q(u,v,y)) to ?v ?x (P(f(a),v, x, g(v,x)) ? Q(a,v,g(v,x)))This process is known as

A. Simplification
B. Unification
C. Skolemization
D. Resolution
Answer» D. Resolution


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