Given a nonempty language A*, prove that if A2 = A, then A.

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Given a nonempty language A⊂∑*, prove that if A2 = A, then λ ∈ A.

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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 08:28 AM

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Given a nonempty language A*, prove that if A2 = A, then A.

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Let E be an alphabet with A If A 1 and x A then xx x since A 2 ...View the full answer

Discrete and Combinatorial Mathematics An Applied Introduction

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