3. Prove that the following languages are either regular or not regular: a. L = {ww contains a "1" six places from the end}, Σ = {0,1} b. L = {ww contains a "1" k places from the end, k ≥ 0}, Σ = {0,1}

Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
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Prove that the following languages are either regular or not regular:
a. L = {ww contains a "1" six places from the end}, Σ = {0,1}
b. L = {ww contains a "1" k places from the end, k ≥ 0}, Σ = {0,1}
Transcribed Image Text:3. Prove that the following languages are either regular or not regular: a. L = {ww contains a "1" six places from the end}, Σ = {0,1} b. L = {ww contains a "1" k places from the end, k ≥ 0}, Σ = {0,1}
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