(a) For A = {1, 2, 3, 4, . .., 7}, how many bijective functions f: A...

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(a) For A = {1, 2, 3, 4, . .., 7}, how many bijective functions f: A → A satisfy /(1) ≠ 1?
(b) Answer part (a) where A = {x| x ∈ Z+, 1 < x < n}, for some fixed n ∈ Z+.

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Discrete and Combinatorial Mathematics An Applied Introduction

ISBN: 978-0201726343

5th edition

Authors: Ralph P. Grimaldi

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Question Posted: Jun 21, 2016 08:24 AM

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(a) For A = {1, 2, 3, 4, . .., 7}, how many bijective functions f: A...

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Discrete and Combinatorial Mathematics An Applied Introduction

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