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Asked • 02/17/20

Help sought to solve ~(A&B) / ~(A&~B) // ~A

A student contacted me asking for assistance in validating this symbolic logic (propositional) argument:


~(A&B)

~(A&~B)

~A


The question required the use of the Assumed Indirect Proof method, and required that it be solved in a certain number of steps.

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