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Logical equivalence: wedge–arrow

In this video, York student Joseph proves the logical equivalence of '(P arrow Q)' and '(tilde P vel Q)' using a truth-table.

This video shows a truth-table proof of the Wedge–Arrow Law. This law says that ‘(P (rightarrow) Q)’ is logically equivalent to ‘(~P (vee) Q)’.

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Logic: The Language of Truth

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