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Sentential Form [(p ^ q) ^ (q -> r) ^ (~r)] -> (s v ~s)

Sentential Form [(p ^ q) ^ (q -> r) ^ (~r)] -> (s v ~s)

Database System Concepts
Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
Problem 1PE
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Prove this argument. Teddy Boy cooks barbecue while Gene is reading the newspaper. If Gene is reading the newspaper, then Maria is playing ML. But Maria is not playing ML, hence the moon is a planet or not. Let p: Teddy Boy cooks barbecue q: Gene is reading the newspaper r: Maria is playing ML s: The moon is a planet Sentential Form [[p ^ q) ^ (q -> r) ^ (~r)] -> (s v ~s)
Transcribed Image Text:Prove this argument. Teddy Boy cooks barbecue while Gene is reading the newspaper. If Gene is reading the newspaper, then Maria is playing ML. But Maria is not playing ML, hence the moon is a planet or not. Let p: Teddy Boy cooks barbecue q: Gene is reading the newspaper r: Maria is playing ML s: The moon is a planet Sentential Form [[p ^ q) ^ (q -> r) ^ (~r)] -> (s v ~s)
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