Question: 1 . ( 2 0 points ) Let L be the language of ASCII strings containing GAGA. a . What is the concatenation of L

1.(20 points) Let L be the language of ASCII strings containing "GAGA". a. What is the concatenation of L with L?b. What is L*(Kleene star)?c. Write a regular expression for L.d. Explain why part c implies the decidability of CONTAINSGAGA.

Step by Step Solution

There are 3 Steps involved in it

1 Expert Approved Answer
Step: 1 Unlock blur-text-image
Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock
Step: 3 Unlock

Students Have Also Explored These Related Databases Questions!

Q:

Q1.7 3 Points Provide a context-free grammar in Chomsky normal form that generates the language accepted by the machine in question 1.4. You may provide a context-free grammar for partial marks if...

Q:

l. (5 points) Show that the language {02n : n > 0} is not context-free 2. (10 points) Recall the language {w#x : w,x E {0, i}*, 1?-Ixl_i} from Pset #5. Construct a PDA for this language, and convert...

Q:

DO NOT COPY ANY OTHER ANSWERS OFF CHEGG OR I WILL DOWNVOTE! 1. (40 points) In this problem we investigate the limits of the Pumping Lemma as it was stated in class and look for an alternative that...

Q:

DO NOT COPY ANY OTHER ANSWERS OFF CHEGG OR I WILL DOWNVOTE! 1. (40 points) In this problem we investigate the limits of the Pumping Lemma as it was stated in class and look for an alternative that...

Q:

1. (40 points) In this problem we investigate the limits of the Pumping Lemma as it was stated in class and look for an alternative that remedies one of these shortcomings. (a) (10 points) Let L be...

Q:

2 . 1 3 points Let L be the language over the alphabet { 0 , 1 } containing all strings w such containing at least one 1 and containing at least two 0 s before the last 1 . For example 0 1 0 1 0 0 0...

Q:

2 . 1 3 points Let L be the language over the alphabet { 0 , 1 } containing all strings w such containing at least one 1 and containing at least two 0 s before the last 1 . For example 0 1 0 1 0 0 0...

Q:

Problem 1 . ( 4 points ) Let L be the language AnBn = { a ^ nb ^ n | n 0 } . 1 . Find two distinct strings x and y that are L - indistinguishable. Explain why they are L - indistinguishable. 2 . Find...

Q:

Problem 1 : ( 2 5 points ) Consider the following regular languages and answer the following questions, A = 0 * * ( 0 + 1 ) * * , B = ( 0 + 1 0 * * ) * * . Is AsubeB ? Why? Is BsubeA ? Why? 0 1 1 0 1...

Q:

Construct a Turing machine that prints the strings on {0, 1}* in the lexicographic order. Hint: The tape's initial contents: U0 The output is: U0 U 1 U 00 U 01: 2. Show a natural PDA that accepts L....

Q:

The following selected information was extracted from the 20x1 accounting records of Surgical Products, Inc.: Raw-material-purchases ..............$350,000 Direct labor .................. 508,000...

Q:

Solve all problems using the finite element stiffness method. For the beams shown in Figure P419 determine the nodal displacements and slopes, the forces in each element, and the reactions. 4 m...

Q:

Chapter 4 Problem 2: A pet owner has a mixed breed beagle jack-Russell terrier mix rescue dog. She estimates the cost of pet ownership for 13 years: Initial cost to rescue: $100 Vet fees $250 per...

Q:

(Cost of equity) The common stock for the Bestsold Corporation sells for $58. If a new issue is sold, the flotation costs are estimated to be 12 percent. The company pays 60 percent of its earnings...

Q:

f. How has the history of this group influenced the identity of group members today?

Q:

6. Identify characteristics of whiteness.

Q:

e. What are notable achievements of the group?