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(Solved) : Language Scheme Racket Input List Pairs L Interpreting L Binary Relation Symmetric Returns Q41813438 . . .

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Language Scheme (Racket)

Input: a list of pairs, L. Interpreting L as a binary relation,Symmetric? returns #t if L is a
symmetric relation and #f otherwise.
Examples:

(Symmetric? ‘((a a) (a b) (b a) (b c) (c b))) —> #t

(Symmetric? ‘((a a) (a b) (a c) (c a))) —> #f

(Symmetric? ‘((a a) (b b))) —> #t

(Symmetric? ‘()) —> #t

 

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Answer to Language Scheme (Racket) Input: a list of pairs, L. Interpreting L as a binary relation, Symmetric? returns #t if L is a…

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Language Scheme (Racket)

Input: a list of pairs, L. Interpreting L as a binary relation,Symmetric? returns #t if L is a
symmetric relation and #f otherwise.
Examples:

(Symmetric? ‘((a a) (a b) (b a) (b c) (c b))) —> #t

(Symmetric? ‘((a a) (a b) (a c) (c a))) —> #f

(Symmetric? ‘((a a) (b b))) —> #t

(Symmetric? ‘()) —> #t