1. For each of the following languages over Σ = {a, b}, write a regular grammarand then convert it into an equivalent NFA.a) L(r) where r = ((a+b)(a + b))*b+a((a + b)(a + b))*; andb) {w = {a, b}*: w ends in a and [w] = 1 (mod 3)}.

To solve this problem, we will first address each of the languages separately by creating the…

Answered: 1. For each of the following languages…

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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Select the Context Free Grammar below that is in the form of Chomsky Normal Form. G=( {S,a,b}, {0,1}, S, {S0b|1a, a0|OS|1aa, b➡1|1s|Obb}) ☐ G=( {S,a,b}, {0,1}, S, {Sab|1, a0|1|Sa, b→1|bs}) ☐ G=( {S,A,B}, {a,b}, S, {S AB|bA, Aa|b|SB, B→a|SB}) ☐ G=( {S,A,B}, {a,b}, S, {S-BB|b, A➡a|b|SS, B→a|SA})
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Question is attached
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1. For each of the following languages over Σ = {a, b}, write a regular grammar and then convert it into an equivalent NFA. a) L(r) where r = ((a+b)(a + b))*b+a((a + b)(a + b))*; and b) {w = {a, b}*: w ends in a and [w] = 1 (mod 3)}.

1. For each of the following languages over Σ = {a, b}, write a regular grammar and then convert it into an equivalent NFA. a) L(r) where r = ((a+b)(a + b))b+a((a + b)(a + b)); and b) {w = {a, b}*: w ends in a and [w] = 1 (mod 3)}.