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P, Q. R are predicates; x, y, 2, w, v are variableN; a and b are constants; and s is a unary function symbol. For each item below, write the result obtained by Skolemization and removing the universal quantifiers. (a) Sx$y(Q(x) v Q(y)) (b) $x"y$zP(x, y, z) (c) SxR(x) Ú Sx-R(x) (d) $xP(a, x)

P, Q. R are predicates; x, y, 2, w, v are variableN; a and b are constants; and s is a unary function symbol. For each item below, write the result obtained by Skolemization and removing the universal quantifiers. (a) Sx$y(Q(x) v Q(y)) (b) $x"y$zP(x, y, z) (c) SxR(x) Ú Sx-R(x) (d) $xP(a, x)

Computer Networking: A Top-Down Approach (7th Edition)
Computer Networking: A Top-Down Approach (7th Edition)
7th Edition
ISBN:9780133594140
Author:James Kurose, Keith Ross
Publisher:James Kurose, Keith Ross
Chapter1: Computer Networks And The Internet
Section: Chapter Questions
Problem R1RQ: What is the difference between a host and an end system? List several different types of end...
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Skolemization / FOL to CNF

 

P. Q. R are predicates; x, y, z, w, v are variables; a and b are constants; and s is a unary funetion symbol. For each item below, write the result obtained by Skolemization and removing the universal quantifiers. (a) SxSy(Q(x) v Q(y) (b) $x"y$zP(x, y, z) (c) SxR(x) Ú Sx-R(x) (d) $xP(a, x) (e) SxQ(x) Picture in case the above does not render correctly: (a) 3x3y(Q(x) v Qy)) (b) 3xVy3zP(x, y, z) (c) ExR(x) v 3X¬R(x) (d) 3xP(a, x) (e) Ex0x)
Transcribed Image Text:P. Q. R are predicates; x, y, z, w, v are variables; a and b are constants; and s is a unary funetion symbol. For each item below, write the result obtained by Skolemization and removing the universal quantifiers. (a) SxSy(Q(x) v Q(y) (b) $x"y$zP(x, y, z) (c) SxR(x) Ú Sx-R(x) (d) $xP(a, x) (e) SxQ(x) Picture in case the above does not render correctly: (a) 3x3y(Q(x) v Qy)) (b) 3xVy3zP(x, y, z) (c) ExR(x) v 3X¬R(x) (d) 3xP(a, x) (e) Ex0x)
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