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Step Proposition Justification 1 Hypothesis Addition, 1 (u v b)- P-> (q ^r) 3 De Morgan's law, 2 Hypothesis Modus Tollens 4 and 3 include both the name of the law or rule and the step(s) to which it is applied to. →, -) 4. LO

Step Proposition Justification 1 Hypothesis Addition, 1 (u v b)- P-> (q ^r) 3 De Morgan's law, 2 Hypothesis Modus Tollens 4 and 3 include both the name of the law or rule and the step(s) to which it is applied to. →, -) 4. LO

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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Step Proposition Justification Hypothesis Addition, 1 (d v b)- P-> (q ^r) De Morgan's law, 2 4 Hypothesis Modus Tollens 4 and 3 include both the name of the law or rule and the step(s) to which it is applied to. →, -) 2.
Transcribed Image Text:Step Proposition Justification Hypothesis Addition, 1 (d v b)- P-> (q ^r) De Morgan's law, 2 4 Hypothesis Modus Tollens 4 and 3 include both the name of the law or rule and the step(s) to which it is applied to. →, -) 2.
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