Natural Deduction: Provide proofs for the following arguments. You may use both primitive and derived rules of inference
Posted: Thu Jul 07, 2022 2:19 pm
Natural Deduction: Provide proofs for the following arguments.You may use both primitive and derived rules of inference.
22. ∴ (∀x)(Px v ~Px) (Provide a proof with no premises; thissentence is a logical truth. Hint: you can use assumptions.)
22. ∴ (∀x)(Px v ~Px) (Provide a proof with no premises; thissentence is a logical truth. Hint: you can use assumptions.)