Construct a formal proof of validity of the argument. ~p (~pv~o) → ~(~ n) ~ m → (o → ~ n) m → ~n :: ~ n

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter10: Sequences, Series, And Probability
Section10.6: Permutations
Problem 12E
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Construct a formal proof of validity of the
argument.
~p
(~pv~o) → ~(~ n)
~m → (o → ~n)
m → ~n
:: ~ n
Transcribed Image Text:Construct a formal proof of validity of the argument. ~p (~pv~o) → ~(~ n) ~m → (o → ~n) m → ~n :: ~ n
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