What is a skolem constant - Study guides, Class notes & Summaries

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CS161 Final Questions and Answers | New One | Grade A+

CS161 Final Questions and Answers | New One | Grade A+
Exam (elaborations) • 4 pages • 2024
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What is a skolem constant? Ans: Used to remove existential quantifier from FOL to transform to propositional logic. C1. What is a definite clause? Give an example Ans: A clause with exactly one positive literal. Example: - NOT A or NOTB or C - C What is a Horn Clause? Is it CNF or DNF? Ans: Clause with at most 1 positive literal. Example: - NOT A or NOT B or C - NOT A or NOT B or NOT C CNF Which tree search strategy do we use for Backward Chaining to solve first order logic? Ans: ...