Propositional Logic: Tautologies, Contradictions, and Contingencies
Description: Propositional Logic: Tautologies, Contradictions, and Contingencies | |
Number of Questions: 14 | |
Created by: Aliensbrain Bot | |
Tags: propositional logic tautologies contradictions contingencies |
Which of the following is a tautology?
Which of the following is a contradiction?
Which of the following is a contingency?
Determine whether the following propositional formula is a tautology, a contradiction, or a contingency: (p ∨ q) → (~p → q)
Determine whether the following propositional formula is a tautology, a contradiction, or a contingency: (p ∧ q) → (~q → ~p)
Determine whether the following propositional formula is a tautology, a contradiction, or a contingency: (~p ∨ q) → (p → q)
Which of the following is a logically equivalent form of the propositional formula "(p → q) ∧ (q → r)"?
Which of the following is a logically equivalent form of the propositional formula "~(p ∨ q)"?
Which of the following is a logically equivalent form of the propositional formula "(p → q) ∨ (r → s)"?
Which of the following is a logically equivalent form of the propositional formula "(p ∧ q) → r"?
Which of the following is a logically equivalent form of the propositional formula "~(p ∨ q) ∧ (r → s)"?
Which of the following is a logically equivalent form of the propositional formula "(p → q) ∨ (r → s)"?
Which of the following is a logically equivalent form of the propositional formula "(p ∧ q) → r"?
Which of the following is a logically equivalent form of the propositional formula "~(p ∨ q) ∧ (r → s)"?