1. Use the truth table method to evaluate the following sequents. Be sure to indicate explicitly whether the double turnstile holds or doesn't. 1. -(P→Q) / (P→~Q)
1. Use the truth table method to evaluate the following sequents. Be sure to indicate explicitly whether the double turnstile holds or doesn't. 1. -(P→Q) / (P→~Q)
Elementary Geometry For College Students, 7e
7th Edition
ISBN:9781337614085
Author:Alexander, Daniel C.; Koeberlein, Geralyn M.
Publisher:Alexander, Daniel C.; Koeberlein, Geralyn M.
ChapterP: Preliminary Concepts
SectionP.CT: Test
Problem 10CT: Statement P and Q are true while R is a false statement. Classify as true or false:...
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please do from 1-4
Transcribed Image Text:1. Use the truth table method to evaluate the following sequents. Be sure to indicate explicitly whether the double turnstile holds or
doesn't.
1.
-(P→Q) / (P→~Q)
(P&-Q) v (~P&Q) / (P v ~Q
-(P→P)/
((P&Q) & (~P&~Q)) /
2.
3.
4.
/ ((P&Q) v ~Q)
6.
5.
/ ((P→Q) v (R→P))
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