Science  Proof of Propositional Logics
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Logic
Use Propositional Resolution to show that the clauses {p, q}, {¬p, r}, {¬p, ¬r}, {p, ¬q} are not simultaneously satisfiable. Proof takes 8 steps including the premises and the goal.
asked by qwerty on October 24, 2014 
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Given the premises (p ⇒ q) and (r ⇒ s), use Propositional Resolution to prove the conclusion (p ∨ r ⇒ q ∨ s). Proof takes 8 steps including the premises and the goal.
asked by qwerty on October 24, 2014 
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They have changed the rules for resolution passage within the UN Security Council. It still takes all 5 permanent members to vote “for” a resolution, but it will now take a total of 11 “for” votes to pass. How many ways
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