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3 cards from this section. Quick, good the night before a test.
Define what functionally complete means.
Think about which logical operations are necessary to represent all truths.
What is the negation of 'p AND q'?
Use De Morgan's Law to find this.
What is a functionally complete set of logical operators?
Consider the ability to represent various logical outcomes.
Is the statement 'p AND q → r' a valid argument?
Think about what you need to ensure a conclusion is valid.
Prove using resolution that the argument 'p ∨ q, ¬q ⟹ p' is valid.
Sketch out the resolution tree to visualize.
Construct a truth table for the statement 'p → (q ∧ r)' and determine its validity.
Remember, a true conclusion arises from all true premises.
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