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Lecture

R November 17, 2011.pdf

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Department
Modes Of Reasoning
Course
MODR 2640
Professor
All Professors
Semester
Fall

Description
R November 17, 2011 Thursday,November17, 210:35 AM Section 7: Double Negation andDeMorgan'sTheorem - DoubleNegation (DN) ○ p ↔ ~~p - DeMorgan's Theorem(DeM) ○ ~(p · q) ↔ ~p v ~q ○ ~(p v q) ↔ ~p · ~q Section 8: Commutation, Association, andDistribution - Commutation ○ (p v q) ↔ (q v p) ○ (p · q) ↔ (q · p) ○ Holdsonlyfor v and · - Association ○ p v (q v r) ↔ (p v q) v r ○ p · (q v r) ↔ (p · q) · r - Distribution
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