Question: For = {x, y}, use finite languages from * (as in Example 6.12), together with set operations, to describe the set of strings in

For ∈ = {x, y}, use finite languages from ∑* (as in Example 6.12), together with set operations, to describe the set of strings in ∑* that
(a) Contain exactly one occurrence of x;
(b) Contain exactly two occurrences of x;
(c) Begin with x;
(d) End in yxy;
(e) Begin with x or end in yxy or both;
(f) Begin with x or end in yxy but not both.

Step by Step Solution

★★★★★

3.36 Rating (159 Votes )

There are 3 Steps involved in it

1 Expert Approved Answer

Step: 1 Unlock

a yxy b yxyxy c x ... View full answer

Question Has Been Solved by an Expert!

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

Step: 2 Unlock

Step: 3 Unlock

Document Format (1 attachment)

954-M-L-A-L-S (7782).docx

120 KBs Word File

Students Have Also Explored These Related Linear Algebra Questions!

Use the diff(y) command in MATLAB and compute the finite-difference approximation to the first and second derivative at each x-value in the table below, excluding the two end points. Use...

Proceed as in Example 6 to solve the given initial value problem. Use a graphing utility to graph the continuous function y(x). (1 + x 2 ) dy/dx + 2xy = f (x), y(0) = 0, where X, f(x) = -x, -x,

What kind of conic section (or pair of straight lines) is given by the quadratic form? Transform it to principal axes. Express x T = [x 1 x 2 ] in terms of the new coordinate vector y T = [y 1 y 2 ],...

Design nondeterministic finite automata for the following languages. Try to take advantage of nondeterminism and use as few states and transitions as you can. You may use -transitions if it helps...

18. Additional Problem 3-14 Find a regular expression to describe the following language: {A, a, ab, abb, abbb) Then, explain why your regular expression also represents the following languages:...

U ref use text name. for book search on google Show written solutions for all of the following problems. Unit 5: Counting Theory Text: A Spiral Workbook for Discrete Mathematics. 8.2: Addition and...

Startcode: # introducing some constants; can also use the enum type if Python 3.4 # is available INT, FLOAT, ID, SEMICOLON, ASSIGNMENTOP, EOI, INVALID = 1, 2, 3, 4, 5, 6, 7 def typeToString (tp): if...

This project was adopted from MIT Open Course ware Introduction to Computer Science and Programming in Python Introduction Word Game: This game is a lot like Scrabble or Words With Friends. Letters...

JUnit: EgyptianFractionTest.java As explained on the Wikipedia page " Egyptian fraction ", ancient Egyptians had a curious way to represent arbitrary positive integer fractions a / b by breaking them...

In a Hopfield neural network configured as an associative memory, with all of its weights trained and fixed, what three possible behaviours may occur over time in configuration space as the net...

What would the stock price be if its dividends were expected to have zero growth? Discuss.

You are in charge of making a presentation to operating managers regarding the meaning of the total overhead variance that appears each month on their performance reports. The controller suggested...

99. Alton Newman, age 67, is married and files a joint return with his wife, Clair, age 65. Alton and Clair are both retired, and during 2011, they received Social Security benefits of $10,000....

In 2015, the US Department of Justice was investigating whether the four major US airlines were colluding by restraining increases in capacity with the goal of avoiding price cutting. An airline...

Ghada works for an insurance company as an accident reconstruction expert. She measured a 52-ft chord from the outer rim of the yaw mark on the road surface. The middle ordinate measured x ft in...

Rona was driving on an asphalt road that had a 35 mi/h speed limit posted. A deer jumped out from the side of the road causing Rona to slam on her brakes. Her tires left three skid marks of lengths...

In the spreadsheet, the prompts for entering data are in column A. The user enters the data in column B. a. Write the spreadsheet formula that will calculate the skid distance in cell B9. b. Write...

New microelectronics testing equipment was purchased 2 years ago by Mytesmall Industries at a cost of $600,000. At that time, it was expected to be used for 5 years and then traded or sold for its...

Data for Problems 8-4 to 8-6 Given: Financial data for three alternatives Initial cost EUAB Life RoR A B $600 $1,200 $400 82 196 70 10 Years 6.1% 10.1% 11.7% MARR = 8% ARIR (B-C) = 9.2% Problem 8-4...

What is the present value of an annuity that consists of 15 semiannual payments of $1,000 at the interest rate of 9% per year, compounded semiannually? Round your answer to the nearest dollar....