2. a) b) Let M be the pushdown automata (PDA) defined as: M = ({90, 91, 92}, {a, b, c}, {A}, 8, 90, {92}) 8: 8(qo, a, λ) = {[go, A]}; 8(91, A, λ) = {[92, ^]}; 8(qo, b, A) = {[91, ^]}; 8(92, C, N) = {[92, ^]}. 8(9₁, b, A) = {[91, ^]}; Give the state diagram for the PDA M1. Trace computations of strings aabbc, abbc in M. Give a set-theoretic definition of the language accepted by M.

Computer Networking: A Top-Down Approach (7th Edition)
7th Edition
ISBN:9780133594140
Author:James Kurose, Keith Ross
Publisher:James Kurose, Keith Ross
Chapter1: Computer Networks And The Internet
Section: Chapter Questions
Problem R1RQ: What is the difference between a host and an end system? List several different types of end...
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2.
a)
b)
c)
Let M be the pushdown automata (PDA) defined as:
M = ({90, 91, 92}, {a, b, c}, {A}, 8, 90, {92})
8:
8(qo, a, λ) = {[qo, A]};
8(9₁, A, λ) = {[92, ^]};
8(qo, b, A) = {[9₁, ^]};
8(92, C, N) = {[92, ^]}.
8(9₁, b, A) = {[91, ^]};
Give the state diagram for the PDA M₁.
Trace computations of strings aabbc, abbc in M.
Give a set-theoretic definition of the language accepted by M.
Transcribed Image Text:2. a) b) c) Let M be the pushdown automata (PDA) defined as: M = ({90, 91, 92}, {a, b, c}, {A}, 8, 90, {92}) 8: 8(qo, a, λ) = {[qo, A]}; 8(9₁, A, λ) = {[92, ^]}; 8(qo, b, A) = {[9₁, ^]}; 8(92, C, N) = {[92, ^]}. 8(9₁, b, A) = {[91, ^]}; Give the state diagram for the PDA M₁. Trace computations of strings aabbc, abbc in M. Give a set-theoretic definition of the language accepted by M.
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