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Let P(x), Q(z) be propositional functions and suppose the domain for z is non-empty. Show that 3(P(z) v Q(z)) is equivalent to (3,P(x)) V
Let P(x), Q(z) be propositional functions and suppose the domain for z is non-empty. Show that 3(P(z) v Q(z)) is equivalent to (3,P(x)) V (3Q(x)).
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lets assume that there exists an x such that Px OR Qx is true If Px is true then we know ...
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An Introduction to Analysis
Authors: William R. Wade
4th edition
132296381, 978-0132296380
