What Are Contradictions?

1.	What Are Contradictions?
Answer» A CONTRADICTION is a FORMULA which is always false for every value of its propositional variables. Example − PROVE (A∨B)∧[(¬A)∧(¬B)] is a contradiction A Contradiction is a formula which is always false for every value of its propositional variables. Example − Prove (A∨B)∧[(¬A)∧(¬B)] is a contradiction

Answer»

A CONTRADICTION is a FORMULA which is always false for every value of its propositional variables.

Example − PROVE (A∨B)∧[(¬A)∧(¬B)] is a contradiction

A Contradiction is a formula which is always false for every value of its propositional variables.

Example − Prove (A∨B)∧[(¬A)∧(¬B)] is a contradiction

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