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2. Give an example of a domain U and predicates P and Q such that is true but is false. (Vxe U, P(x)) → (Vx = U, Q(x)) Va e U, (P(x) → Q(x))

2. Give an example of a domain U and predicates P and Q such that is true but is false. (Vxe U, P(x)) → (Vx = U, Q(x)) Va e U, (P(x) → Q(x))

Advanced Engineering Mathematics
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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exactly one. 2. Give an example of a domain U and predicates P and Q such that is true but is false. (Vxe U, P(x)) → (V x = U, Q(x)) -> Va e U, (P(x) → Q(x))
Transcribed Image Text:exactly one. 2. Give an example of a domain U and predicates P and Q such that is true but is false. (Vxe U, P(x)) → (V x = U, Q(x)) -> Va e U, (P(x) → Q(x))
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