(b) Let h : {0, 1}* → {a, b}° be the function defined by h(e) = e, h(0) = aa and h(1) = b, and for words of length two or greater: h(aja2...an) = h(a,)h(a2)...h(an) for n > 2 and a; E {0, 1}. For a language L C {0, 1}° we define h(L) = {h(w)|w € L} C {a,b}° For cach of the following languages, give a regular expression over {a,b} that corresponds to h(L): (i) L = {0"1"|m,n > 0}. (ii) L = {w e {0, 1}°| w contains 010 as a subword}.
(b) Let h : {0, 1}* → {a, b}° be the function defined by h(e) = e, h(0) = aa and h(1) = b, and for words of length two or greater: h(aja2...an) = h(a,)h(a2)...h(an) for n > 2 and a; E {0, 1}. For a language L C {0, 1}° we define h(L) = {h(w)|w € L} C {a,b}° For cach of the following languages, give a regular expression over {a,b} that corresponds to h(L): (i) L = {0"1"|m,n > 0}. (ii) L = {w e {0, 1}°| w contains 010 as a subword}.
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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Please solve both parts in 30 minute
![(b) Let h: {0, 1}* → {a,b}° be the function defined by h(e) = e, h(0) = aa and h(1) = b,
and for words of length two or greater:
h(a,a2... an) = h(a,)h(a2)...h(an)
for n22 and a; E {0, 1}. For a language L C {0, 1}* we define
h(L) = {h(w)|w € L} C {a,b}°
For cach of the following languages, give a regular expression over {a,b} that
corresponds to h(L):
(i) L = {0m1" |m,n > 0}.
(ii) L = {w e {0, 1}° | w contains 010 as a subword}.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F8fdcee75-121e-4ca0-a034-a920f6c7fcd5%2F4cd71e77-7121-44e5-b6e5-50621c558931%2Fw24cm1_processed.jpeg&w=3840&q=75)
Transcribed Image Text:(b) Let h: {0, 1}* → {a,b}° be the function defined by h(e) = e, h(0) = aa and h(1) = b,
and for words of length two or greater:
h(a,a2... an) = h(a,)h(a2)...h(an)
for n22 and a; E {0, 1}. For a language L C {0, 1}* we define
h(L) = {h(w)|w € L} C {a,b}°
For cach of the following languages, give a regular expression over {a,b} that
corresponds to h(L):
(i) L = {0m1" |m,n > 0}.
(ii) L = {w e {0, 1}° | w contains 010 as a subword}.
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