Exercise 3: Let G be the grammar with vocabulary V {S, A, a, b}, set of terminals T-(a,b} starting symbolS, and productions P {SaA, sb, A→ aa}. Find an equivalent NFA. Exercise 4: Let LI- L(abaa), L2- L(a bba). Find a regex for (L1 UL2)*L2.

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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Exercise 3:
Let G be the grammar with vocabulary V ={S, A, a, b}, set of terminals T-{a,b}
starting symbol S, and productions P (S>aA, S→b, A> aa}.
Find an equivalent NFA.
Exercise 4:
Let L1- L(abaa), L2- L(a*bba). Find a regex for (L1 UL2) L2.
Transcribed Image Text:Exercise 3: Let G be the grammar with vocabulary V ={S, A, a, b}, set of terminals T-{a,b} starting symbol S, and productions P (S>aA, S→b, A> aa}. Find an equivalent NFA. Exercise 4: Let L1- L(abaa), L2- L(a*bba). Find a regex for (L1 UL2) L2.
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