Question: This is a derivation using symbolic logic from philosophy, i am stuck deriving ~(P & Q ) into (~P v ~Q)? the ~ is a

This is a derivation using symbolic logic from philosophy, i am stuck deriving ~(P & Q ) into (~P v ~Q)? the ~ is a negation and v a disjunction, & is a conjunction. We can use all basic derivation rules, for introduction and elimination of the conjunction, disjunction, negation, conditional, biconditional, and falsum.

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