Exam (elaborations)
CS161 Theorems Questions and Answers | New One | Grade A+
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Refutation Theorem Ans: ∆╞ α iff ∆^¬α is inconsistent. Modus Ponens Ans: If the knowledge base contains α and α⇒β, then add β to the knowledge base. Modus Tollens Ans: If knowledge base contains α⇒β and ¬β, then add ¬α to knowledge base. ∆╞ α Ans: ∆ entails α, ...
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