K. Reversal & HomomorphismLet E = (10)* + (01)*h(0) = abh(1) = ba1.ER = ((10)* + (01)*)R =unionKleene closureconcatenationER:simplify(yes/no)Is E = ER?What is h(ER)?I| || || ||2.

Answered: K. Reversal & Homomorphism Let E =…

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

Section: Chapter Questions

Problem 1PE

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K. Reversal & Homomorphism Let E = (10)* + (01)* h(0) = ab h(1)= ba 1. ER = ((10)* + (01)*)R = union Kleene closure concatenation ER = simplify (yes/no) Is E = ER? What is h(E®)? 2. I| || ||||