Mathematics

Mathematics, 18.02.2020 01:01, pinkkitty00012

A set W of strings of symbols is defined recursively by 1. a, b, and c belong to W. 2. If x belongs to W, so does a(x)c. Which of the following strings belong to W ? a. a(b)c b. a(a(b)c)c c. a(abc)c d. a(a(a(a)c)c)c e. a(aacc)c

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A set W of strings of symbols is defined recursively by 1. a, b, and c belong to W. 2. If x belongs...

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