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Decide which of the following formulas are tautologies, by building their truth tables (by hand). Write a Python program that verifies your results. (~B =>
Decide which of the following formulas are tautologies, by building their truth tables (by hand). Write a Python program that verifies your results.
(~B => ~A) => (A => B) (reverse of contraposition)
((A => B) => A) => A (Peirce's law)
(~A => A) => A (consequentia mirabilis)
(A => ~B) => (B => ~A) (contraposition with negated consequent)
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