BuyFind*arrow_forward*

5th Edition

EPP + 1 other

Publisher: Cengage Learning,

ISBN: 9781337694193

Chapter 12.1, Problem 40ES

Textbook Problem

Write a regular expression to perform a complete check to determine whether a given string represents a valid date from 1980 to 2079 written in one of the formats of Example 12.1.11. (During this period, leap years occur every four years starting in 1980.)

Discrete Mathematics With Applications

Show all chapter solutions

Ch. 12.1 - If x and y are strings, the concatenation of x and...Ch. 12.1 - If L and Lare languages, the Concatenation of L...Ch. 12.1 - If L and Lare languages, the union of L and L is...Ch. 12.1 - If L is a language, the Kleene closure of L is...Ch. 12.1 - The set of regular expressions over an alphabet is...Ch. 12.1 - The function that associates a language to each...Ch. 12.1 - The notation [A-C] is an example of a____ and...Ch. 12.1 - Use of a single dot in a regular expression stands...Ch. 12.1 - The symbol ^, placed at the beginning of a...Ch. 12.1 - If r is a regular expression, the notation r +...

Ch. 12.1 - If r is a regular expression, the notation...Ch. 12.1 - If r is a regular expression, the notation r{n}...Ch. 12.1 - In 1 and 2, let={x,y} be an alphabet. 1. a. Let...Ch. 12.1 - In 1 and 2, let={x,y} be an alphabet. 2. a. Let L3...Ch. 12.1 - If the expression ab+cd+ in postfix notation is...Ch. 12.1 - In 4—6, describe L1L2,L1L2, and (L1L2)*for the...Ch. 12.1 - In 4—6, describe L1L2,L1L2, and (L1L2)*for the...Ch. 12.1 - In 4—6, describe L1L2,L1L2, and (L1L2)*for the...Ch. 12.1 - In 7—9, add parentheses to emphasize the order of...Ch. 12.1 - In 7—9, add parentheses to emphasize the order of...Ch. 12.1 - In 7—9, add parentheses to emphasize the order of...Ch. 12.1 - In 10—12, use the rules about order of precedence...Ch. 12.1 - In 10—12, use the rules about order of precedence...Ch. 12.1 - In 10—12, use the rules about order of precedence...Ch. 12.1 - In 13—15, use set notation to derive the language...Ch. 12.1 - In 13—15, use set notation to derive the language...Ch. 12.1 - In 13—15, use set notation to derive the language...Ch. 12.1 - In 16—18, write five strings that belong to the...Ch. 12.1 - In 16—18, write five strings that belong to the...Ch. 12.1 - In 16—18, write five strings that belong to the...Ch. 12.1 - In 19—21, use words to describe the language...Ch. 12.1 - In 19—21, use words to describe the language...Ch. 12.1 - In 19—21, use words to describe the language...Ch. 12.1 - In 22—24, indicate whether the given strings...Ch. 12.1 - In 22—24, indicate whether the given strings...Ch. 12.1 - In 22—24, indicate whether the given strings...Ch. 12.1 - In 25—27, find a regular expression that defines...Ch. 12.1 - In 25—27, find a regular expression that defines...Ch. 12.1 - In 25—27, find a regular expression that defines...Ch. 12.1 - Let r, s, and t be regular expressions over...Ch. 12.1 - Let r, s, and t be regular expressions over...Ch. 12.1 - Let r, s, and t be regular expressions over...Ch. 12.1 - In 31—39, write a regular expression to define the...Ch. 12.1 - In 31—39, write a regular expression to define the...Ch. 12.1 - In 31—39, write a regular expression to define the...Ch. 12.1 - In 31—39, write a regular expression to define the...Ch. 12.1 - In 31—39, write a regular expression to define the...Ch. 12.1 - In 31—39, write a regular expression to define the...Ch. 12.1 - In 31—39, write a regular expression to define the...Ch. 12.1 - In 31—39, write a regular expression to define the...Ch. 12.1 - In 31—39, write a regular expression to define the...Ch. 12.1 - Write a regular expression to perform a complete...Ch. 12.1 - Write a regular expression to define the set of...Ch. 12.2 - The five objects that make up a finite-state...Ch. 12.2 - The next-state table for an automaton shows the...Ch. 12.2 - In the annotated next-state table, the initial...Ch. 12.2 - A string w consisting of input symbols is accepted...Ch. 12.2 - The language accepted by a finite-state automaton...Ch. 12.2 - If N is the next-stale function for a finite-state...Ch. 12.2 - One part of Kleene’s theorem says that given any...Ch. 12.2 - The second part of Kleene’s theorem says that...Ch. 12.2 - A regular language is .__________Ch. 12.2 - Given the language consisting of all strings of...Ch. 12.2 - Find the state of the vending machine in Example...Ch. 12.2 - In 2—7, a finite-state automaton is given by a...Ch. 12.2 - In 2—7, a finite-state automaton is given by a...Ch. 12.2 - In 2—7, a finite-state automaton is given by a...Ch. 12.2 - In 2—7, a finite-state automaton is given by a...Ch. 12.2 - In 2—7, a finite-state automaton is given by a...Ch. 12.2 - In 2—7, a finite-state automaton is given by a...Ch. 12.2 - In 8 and 9, a finite-state automaton is given by...Ch. 12.2 - In 8 and 9, a finite-state automaton is given by...Ch. 12.2 - A finite-state automaton A given by the transition...Ch. 12.2 - A finite-state automaton A given by the transition...Ch. 12.2 - Consider again the finite-state automaton of...Ch. 12.2 - Consider again the finite-state automaton of...Ch. 12.2 - In each of 14—19, (a) find the language accepted...Ch. 12.2 - In each of 14—19, (a) find the language accepted...Ch. 12.2 - In each of 14—19, (a) find the language accepted...Ch. 12.2 - In each of 14—19, (a) find the language accepted...Ch. 12.2 - In each of 14—19, (a) find the language accepted...Ch. 12.2 - In each of 14—19, (a) find the language accepted...Ch. 12.2 - In each of 20—28, (a) design an automaton with the...Ch. 12.2 - In each of 20—28, (a) design an automaton with the...Ch. 12.2 - In each of 20—28, (a) design an automaton with the...Ch. 12.2 - In each of 20—28, (a) design an automaton with the...Ch. 12.2 - In each of 20—28, (a) design an automaton with the...Ch. 12.2 - In each of 20—28, (a) design an automaton with the...Ch. 12.2 - In each of 20—28, (a) design an automaton with the...Ch. 12.2 - In each of 20—28, (a) design an automaton with the...Ch. 12.2 - In each of 20—28, (a) design an automaton with the...Ch. 12.2 - In 29—47, design a finite-state automaton to...Ch. 12.2 - In 29—47, design a finite-state automaton to...Ch. 12.2 - In 29—47, design a finite-state automaton to...Ch. 12.2 - In 29—47, design a finite-state automaton to...Ch. 12.2 - In 29—47, design a finite-state automaton to...Ch. 12.2 - In 29—47, design a finite-state automaton to...Ch. 12.2 - In 29—47, design a finite-state automaton to...Ch. 12.2 - In 29—47, design a finite-state automaton to...Ch. 12.2 - In 29—47, design a finite-state automaton to...Ch. 12.2 - In 29—47, design a finite-state automaton to...Ch. 12.2 - In 29—47, design a finite-state automaton to...Ch. 12.2 - In 29—47, design a finite-state automaton to...Ch. 12.2 - In 29—47, design a finite-state automaton to...Ch. 12.2 - In 29—47, design a finite-state automaton to...Ch. 12.2 - In 29—47, design a finite-state automaton to...Ch. 12.2 - In 29—47, design a finite-state automaton to...Ch. 12.2 - In 29—47, design a finite-state automaton to...Ch. 12.2 - In 29—47, design a finite-state automaton to...Ch. 12.2 - In 29—47, design a finite-state automaton to...Ch. 12.2 - A simplified telephone switching system allows the...Ch. 12.2 - Write a computer algorithm that simulates the...Ch. 12.2 - Write a computer algorithm that simulates the act...Ch. 12.2 - Let L be the language consisting of all strings of...Ch. 12.2 - Let L be the language consisting of all strings of...Ch. 12.2 - Let L be the language consisting of all strings of...Ch. 12.2 - a. Let A be a finite-state automaton with input...Ch. 12.3 - Given a finite-state automaton A with...Ch. 12.3 - Given a finite-state automaton A with...Ch. 12.3 - Given states s and t in a finite-state automaton...Ch. 12.3 - If A is a finite-state automaton, then for some...Ch. 12.3 - Given a finite-state automaton A, the set of...Ch. 12.3 - Consider the finite-state automaton A given by the...Ch. 12.3 - Consider the finite-state automaton A given by the...Ch. 12.3 - Consider the finite-state automaon A discussed in...Ch. 12.3 - Consider the finite-state automaton given by the...Ch. 12.3 - Consider the finite-state automaton given by the...Ch. 12.3 - Consider the finite-state automaton given by the...Ch. 12.3 - Are the automata A and A’ shown below equivalent?Ch. 12.3 - Are the automata A and A’ shown below equivalent?Ch. 12.3 - Are the automata A and A’ shown below equivalent?Ch. 12.3 - Are the automata A and A’ shown below equivalent?Ch. 12.3 - Prove property (12.3.1).Ch. 12.3 - How should the proof of property (12.3.1) be...Ch. 12.3 - Prove property (12.3.3).Ch. 12.3 - Prove property (12.3.4).Ch. 12.3 - Prove property (12.3.5).Ch. 12.3 - Prove property (12.3.6).Ch. 12.3 - Prove that if two states of a finite-state...Ch. 12.3 - Write a complete proof of property (12.3.7).

Find more solutions based on key concepts

Show solutions For Exercises 7 through 22, compute angles to nearer minute or hundredth degree. In each of Exercises 7 through...

Mathematics For Machine Technology

In Exercise 27-28, write an expression describing the shaded portions of the Venn diagram. a. b. c. d.

Finite Mathematics for the Managerial, Life, and Social Sciences

Find a. the precision and b. the greatest possible error of each measurement: 13.0 ft

Elementary Technical Mathematics

Find the vertex of the graph of the equation. y=x22x

Mathematical Excursions (MindTap Course List)

In Exercises 3148, (a) factor the given expression, and (b) set the expression equal to zero and solve for the ...

Finite Mathematics

In problems 5-8, write the following sets in a second way.
8.

Mathematical Applications for the Management, Life, and Social Sciences

In Exercises 13-20, do the following a. Use Eulers Theorem to determine whether the graph has an Euler trail or...

Mathematics: A Practical Odyssey

A phase trajectory is shown for populations of rabbits (R) and foxes (F). (a) Describe how each population chan...

Single Variable Calculus

Using Newtons Method In Exercises 89-92, use Newtons Method to approximate the zero(s) of the function. Continu...

Calculus of a Single Variable

Let X denote the number of flaws along a 100-m reel of magnetic tape (an integer-valued variable). Suppose X ha...

Probability and Statistics for Engineering and the Sciences

To prove a theorem of the form "If P, then Q" by the indirect method, the first line of the proof should read: ...

Elementary Geometry for College Students

In exercise 18 the data on price () and the overall score for six stereo headphones tested by Consumer Reports ...

STATISTICS F/BUSINESS+ECONOMICS-TEXT

A researcher wants to describe how fine motor skills change as a group of infants age from 18 to 24 months. Des...

Research Methods for the Behavioral Sciences (MindTap Course List)

In Exercises 11 to 16, the drawing shows trapezoid ABCD with ABDC ; also, M and N are midpoints of AD and BC , ...

Elementary Geometry For College Students, 7e

A recent article reported that there are approximately 11 minutes of actual playing time in a typical National ...

Statistics for Business & Economics, Revised (MindTap Course List)

Finding a Vector In Exercises 49-52, find the component form of * given its magnitude and the angle it makes wi...

Calculus: Early Transcendental Functions

Finding an Indefinite Integral In Exercises 3-22, find the indefinite integral. cscxcotx25csc2xdx

Calculus (MindTap Course List)

Find an equation for the conic that satisfies the given conditions. 31. Parabola, vertex (0, 0), focus (1, 0)

Multivariable Calculus

In Exercises 75-98, perform the indicated operations and/or simplify each expression. 92. (3x + 2)(2 3x)

Applied Calculus for the Managerial, Life, and Social Sciences: A Brief Approach

Find the mean, median, and mode for the distribution of stores in the following frequency distribution table. X...

Essentials of Statistics for The Behavioral Sciences (MindTap Course List)

17. A rectangular page will contain 36 square inches of print. The margins at the top and bottom and on each si...

Calculus: An Applied Approach (MindTap Course List)

The area of the region that lies to the right of the y-axis and to the left of the parabola x = 2y y2 (the sha...

Single Variable Calculus: Early Transcendentals, Volume I

Evaluate without using a calculator. cos(sin134)

Trigonometry (MindTap Course List)

Nonlinear Inequalities Solve the nonlinear inequality. Express the solution using interval notation and graph t...

Precalculus: Mathematics for Calculus (Standalone Book)

Describe the basic problem with a split-half correlation that the K-R 20 and Cronbachs alpha are designed to co...

Research Methods for the Behavioral Sciences (MindTap Course List)

The following data were obtained from a repeated- measures study comparing two treatment conditions. Use a repe...

Statistics for The Behavioral Sciences (MindTap Course List)

Verify that the function satisfies the three hypotheses of Rolles Theorem on the given interval. Then find all ...

Single Variable Calculus: Early Transcendentals

Reminder Round all answer to two decimal places unless otherwise indicated. Calculating Rates of Change Find th...

Functions and Change: A Modeling Approach to College Algebra (MindTap Course List)

Explain, in terms of linear approximations or differentials, why the approximation is reasonable. 29. sec 0.08 ...

Calculus: Early Transcendentals

310 Find the mass and center of mass of the lamina that occupies the region D and has the given density functio...

Calculus (MindTap Course List)

Calculate each expression in Exercises 124, giving the answer as a whole number or a fraction in lowest terms. ...

Applied Calculus

Evaluating a Triple Iterated Integral In Exercises 3-10, evaluate the triple iterated integral. 030201(x+y+z)dx...

Calculus: Early Transcendental Functions (MindTap Course List)

Projectile Motion In Exercises 41 and 42, use the model for projectile motion, assuming there is no air resista...

Multivariable Calculus

Expand each expression in Exercises 122. (x32x2+4)(3x2x+2)

Finite Mathematics and Applied Calculus (MindTap Course List)

True or False:
is a convergent series.

Study Guide for Stewart's Single Variable Calculus: Early Transcendentals, 8th

Both a gravimetric and a spectrophotometric method are under consideration for determining phosphate content of...

Introduction To Statistics And Data Analysis

Basic Computation: Testing p1p2 For one binomial experiment, 200 binomial trials produced 60 successes. For a s...

Understanding Basic Statistics

Blackjack, or twenty-one as it is frequently called, is a popular gambling game played inLas Vegas casinos. A p...

Essentials Of Statistics For Business & Economics

In Exercise 14-35, prove each statement.
27.

Elements Of Modern Algebra

Self Check If the empty truck and driver in Example 4 weigh 3800 pounds, how many bushels can the truck legally...

College Algebra (MindTap Course List)

For Problems 5-54, perform the following operations with real numbers. Objectives 3-6 17.3+12.5

Intermediate Algebra

Buck and Meghan Calder had combined income of $97,320 last year. For tax purposes, the Calders claim four exemp...

Contemporary Mathematics for Business & Consumers

The sphere graphed at the right has equation:
(x − 2)2 + (y − 3)2 + (z − 4)2 = 1
(x − 2)2 + (y − 4)2 + (z − 4)2...

Study Guide for Stewart's Multivariable Calculus, 8th

SW One of your goals as the new chief administrator of a large social service bureau is to equalize workloads w...

Essentials Of Statistics

In the following exercises, use the graph of function y=f(x) shown here to find the value, if possible. Estimat...

Calculus Volume 1

If f is 1-periodic and 01f(t)dt=A , is it necessarily true that a1+af(t)dt=A for all A?

Calculus Volume 2

In Problems 718 find two power series solutions of the given differential equation about the ordinary point x =...

A First Course in Differential Equations with Modeling Applications (MindTap Course List)

20. Junior Achievement USA and the Allstate Foundation surveyed teenagers aged 14 to 18 and asked at what age t...

Modern Business Statistics with Microsoft Office Excel (with XLSTAT Education Edition Printed Access Card) (MindTap Course List)