Question

Eliminate all useless productions from the grammar

S → aS|AB|λ,

A → bA,

B → AA.

What language does this grammar generate?

Expert Answer

Want to see the step-by-step answer?

Check out a sample Q&A here.

Want to see this answer and more?

Experts are waiting 24/7 to provide step-by-step solutions in as fast as 30 minutes!*

*Response times may vary by subject and question complexity. Median response time is 34 minutes for paid subscribers and may be longer for promotional offers.
Tagged in
Engineering
Computer Science

Related Computer Science Q&A

Find answers to questions asked by students like you.

Q: Write a PL/SQL block to retrieve and display the students enrolled in a course.

A: Click to see the answer

Q: Create a PL/SQL block to calculate factorial of a number entered from the screen by the user. If the...

A: The PL/SQL block to calculate factorial of a number entered from the screen by the user is given bel...

Q: Draw a full-adder using only NAND gates.

A: The full adder circuit with NAND gates is shown below.  It is a simple 1 bit adder.

Q: what are some of the technical advanteges that a firm can benenfit from selling their products on Am...

A: Technical advantages of selling the product in amazon rather than in own e-commerce website:The mark...

Q: I need help with creating a main.css, I already have the HTML.the details are in the pic and I will ...

A: You can use following code in your main.css file to format your HTML document.Note: Make use of <...

Q: What is a program

A: A program is a set of instructions that a computer performs. A program contains a sequence of instru...

Q: 12 4x)x,is an another form of representation of fuzzy set. A, (x) /x, is an another form of represen...

A: A fuzzy set is a pair X, m(A)) where X is a Universal set and mA) is a membership function or degree...

Q: How do I convert a number to octal without using modulus, multiplication, and division. Also, I can'...

A: To convert an integer number to octal without using multiplication, division and modulus or any inbu...

Q: Typically, a hospital patient receives medication that have been ordered by a particular doctor. Bec...

A: Lets write the business logic first. The business rules between PATIENT and ORDER will be.• A patien...

Q: Develop pseudocode for the problem of reading in the radius of a circle (r), calculate the area of t...

A: The program will have the following steps:Receive the input as a parameter passed to the function wh...

Q: Write a python code of a function that takes in four points in a counterclockwise order, a, b, c, d ...

A: Program Instructions:Create a function isConvex() and pass the four points as arguments.Save the par...

Q: Visual Basic. Given two variables, isEmpty of type boolean, indicating whether a class roster is emp...

A: We will have two check the below conditions:-1) class roster is not empty2) the class is one or thre...

Q: Convert the nfa defined by δ(q0,a)={q0,q1}δ(q1,b)={q1,q2}δ(q2,a)={q2}

A: The state table and the NFA of the given conditions are given below. The initial state is q0 and the...

Q: how to implement a KMS system at any firm where employees can use it but not depend on it

A: Knowledge management system:Knowledge management system deals with storing and managing data or info...

Q: Find a regular grammar that generates the language L (aa∗ (ab + a)∗).

A: Solution: Given input,L(aa*(ab+a)*)Determine the regular grammar for L(aa*(ab+a)*):

Q: l Sprint LTE 09:28 9 morgan.blackboard.com Bb Courses Course Material Assignment 3 1. Use the variab...

A: Hey, since there are multiple questions posted, I answer first three questions. If you want any spec...

Q: Help.

A: The given program is defining the function swapints with two integer values. The swapints function i...

Q: (a) Find an nfa with three states that accepts the language L = {an : n ≥ 1} ∪ {bmak : m ≥ 0, k ≥ 0}

A: Graphical representation of NFA:The starting state is denoted by an empty incoming arc, the vertices...

Q: write a program in c++. You work for a box company, and have been asked to write a program to compar...

A: Solution:The C++ program has the following algorithm:Declare and initialize the required variables.D...

Q: Develop the ‘Shape’ application such that: ‘Rectangle’, ‘Ellipse’, and ‘Triangle’ classes inherit f...

A: Program plan:Define a class named “Shape”.Define a default constructor to print constructor invoked ...

Q: SQL (Oracle) How do I create a unique constraint to find a specific price range? i.e. between 30 - 1...

A: Query to create tabale:Let us assume the table name as "Product". CREATE TABLE PRODUCT(ORDER_ID INT,...

Q: Write a program in eclipse called ListEvenNumbers which prints the even numbers from 20 to 30 (inclu...

A: Writing a program to prints the even numbers from 20 to 30 (including 30). 

Q: You are not required to execute the queries. However, your syntax must by accurate.You must give at ...

A: 8.SELECT MOVIE_TITLE, MOVIE_YEAR, PRICE, PRICE_RENTAL_FEE FROM MOVIES WHERE MOVIE_CATEGORY = 'FAMILY...

Q: Example Execution Trace You must exactly match the below layout. Melcome to a fun word replacement g...

A: Create a java class named FunWordGame as shown below:-public class FunWordGame {}

Q: The nor of two languages is nor (L1, L2) = {w : w ∉ L1 and w ∉ L2}. Show that the family of regular ...

A: Click to see the answer

Q: Show a derivation tree for w = aaabbaaa using the grammar in Example 5.1. EXAMPLE 5.1 The grammar G ...

A: Solution:Given that,w = aaabbaaa

Q: (The Fan class) Design a class named Fan to represent a fan. The class contains:■ Three constants na...

A: Java program to create Fan class is as follows:

Q: Transform the grammar with productions S → baAB, A → bAB|λ, B → BAa |A| λ into Chomsky normal form.

A: A context free grammar is in Chomsky normal form if its productions are in the formA → a or A → BC o...

Q: Do you think technologies like Big Data and Predictive Analytics in Marketing would have worked 10-1...

A: The technologies like Big Data would not have worked 10-15 years back as due to lack of large datase...

Q: I am stuck trying to create a program in PYTHON that calculates the coins needed to make change for ...

A: We know penny=1 cent, nickel=5 cents, dime=10 cents and quarter=25 cents.Now for example if we have ...

Q: For problem 10RQ for Business Informaiton Systems book by Paige Baltzan, the question asked what is ...

A: The terms Collective intelligence, Knowledge management and Crowdsourcing are related to each other ...

Q: Write a program called LoopMinMax that reads in 4 values from the user and prints the lowest and hig...

A: You didn’t mention which language should be used for the given program. Here, I have used JAVA langu...

Q: I am trying to write a program to convert a number from an integer to an octal. How do I do this wit...

A: As there is no particular programming language mentioned, we are doing this conversion of integer nu...

Q: In a computer instruction format, the instruction length is 11 bits and the size of an address field...

A: Given:Instruction length = 11 bits = 211 = 2048 bitsAddress register size = 4 bits

Q: Hi, please do you help with questions of Python? If so, I need help with the following: Write a prog...

A: Program Instructions:Use range() to print from 1 to 25.Use end in print() function to print the valu...

Q: Assume that a firm has already implemented a KMS system, as a manager, how do you ensure that learni...

A: Protecting knowledge of the organization is a typically an IP protection problem.The ways the organi...

Q: How would I write a C program to find the length of the longest substring of a given string without ...

A: The given program is to find the maximum length of the substring without repeating character. This i...

Q: health informatics

A:  I think the student wants to know what health informatics is, so we will be providing a brief intro...

Q: This code is for Python

A: Note: The below program has been complied and executed in "repl.it" online complierThe screenshot an...

Q: Construct the XOR operator using only AND, OR, and NOT gates.

A: XOR gate:An XOR gate is referred to an Exclusive OR gate. The output of an XOR gate is “1” only when...

Q: In PL/SQL, Create a recursive store function called add_numbers to calculate the total of all consec...

A: Program plan:Declare the required variables.The “add_numbers” function returns the value. Otherwise,...

Q: The following print code is to find out the ASCII code, character for the decimal codes,and comparis...

A: The algorithm would involve converting the input integer to character using casting operator as show...

Q: do big data could replace the artistic vision of a creative director? and why?

A: Justification:“Yes”, big data replace the artistic vision of a creative director.

Q: Develop the ‘Shape’ application such that: Implement an array of objects of various types (all SIX ...

A:  Program to develop a ‘Shape’ application, by implementing an array of objects of the given six clas...

Q: Given that an array of int named a has been declared, and that the integer variable n contains the n...

A: Algorithm: Declare the variable “n”.Declare the array of integer elements named “a”.Assign “-1” to t...

Q: Use eclipse for these methods

A: Solution:Given data,The java code to display the output for method calls using the method overloadin...

Q: How can I check if a binary number is an even number. So, the binary has a 0 remainder when divided ...

A: Approach: Result = (((n >> 1) << 1) == n). First we shift the 1 bit right then we shift ...

Q: // java // book is starting out with java //chapter 12  (5)Theater RevenueA movie theater only keeps...

A: Program plan:Import required packages.Define a class named “TheatreGUI”.Declare the required variabl...

Q: This is for Python code.

A: Solution:#Define functiondef twoscomp(n):       #Declare empty variable    comp = ""       #Loop exe...

Q: I am trying to read in a text file called "lines.txt" that holds an entire dictionary of words with ...

A: First you need to use the ifstream class object to read from file.