Show that the language A in Exercise 2.9 is inherently ambiguous. Exercise 2.9 Give a context-free grammar

Question:

Show that the language A in Exercise 2.9 is inherently ambiguous.

Exercise 2.9

Give a context-free grammar that generates the language

A = {aⁱb^jc^k| i = j or j = k where i, j, k ≥ 0}.

Is your grammar ambiguous? Why or why not?

Fantastic news! We've Found the answer you've been seeking!

Step by Step Answer:

Related Book For book-img-for-question

Introduction to the theory of computation

ISBN: 978-0470530658

3rd edition

Authors: Michael Sipser

See More Books

Question Posted: Sep 02, 2020 04:22 AM

See More Questions

Give an informal description of a pushdown automaton that recognizes the language A in Exercise 2.9. Exercise 2.9. Give a context-free grammar that generates the language A = {a i b j c k | i = j or...
Give a context-free grammar that generates the language A = {a i b j c k | i = j or j = k where i, j, k 0}. Is your grammar ambiguous? Why or why not?
What sequence of assembly-language instructions corresponds to the machine language instruction set you wrote in Exercise 14.9? Refer to Exercise 14.9, What sequence of machine-language instructions...
Do firms follow the same steps for impairment testing of finite- and indefinite- life intangible assets ? Explain.
Sale prices in a department store are obtained by marking down the retail price by 15%. That is, sale price is obtained by subtracting 15% of the retail price from the retail price. (A) What is the...
What is the price paid to borrow debt capital called? AppendixLO1
Cross-cultural meetings often have periods of inactivity where nothing seems to be achieved, or where important decisions are made without proper discussion. One reason is that participants from...
(a) Plot the above data on a graph. Do you observe any trend, cycles, or random variations? (b) Starting in year 4 and going to year 12, forecast demand using a 3-year moving average. Plot your...
The payroll sheet for Mahogany Company for the month of July is presented. The company is allowed a 1% unemployment compensation rate by the state; the federal unemployment tax rate is 0.8% and the...
Manisah and her brother, Salleh have been in partnership business in selling women accessories since 2015. Based on the partnership agreement, the partnership profit sharing ratio for Manisah and...
Give unambiguous CFGs for the following languages. a. {w| in every prefix of w the number of as is at least the number of bs} b. {w| the number of as and the number of bs in w are equal} c. {w| the...
Use the pumping lemma to show that the following languages are not context free. a. {0 n 1 n 0 n 1 n | n 0} Ab. {0 n #02 n #03 n | n 0} Ac. {w#t| w is a substring of t, where w, t {a, b} * } d. {t...
Why has management's right to subcontract work been the subject of many grievances?
Consider a piston with an orifice in a cylinder filled with a fluid of viscosity $\mu$ as shown in Fig. 1.106. As the piston moves in the cylinder, the fluid flows through the orifice, giving rise...
Add a function to SmallWorld that computes the global clustering coefficient of a graph. The global clustering coefficient is the conditional probability that two random vertices that are neighbors...
Show that the generators of the algebra (33.8) are related by parity. For a Dirac wavefunction the action of parity is $P \psi(\boldsymbol{x}, t) P^{-1}=\gamma_{0} \psi(-\boldsymbol{x}, t)$, up to a...
Extend the algorithm you designed for Exercise 6.2 so that it can evaluate positions that are nonterminalin other words, positions where the game has not yet finished. Your score should be positive...
In addition to tanh, another s-shaped smooth function, the logistic sigmoid function y=1 / (1+exp(x)), is commonly used as an activation function in neural networks. A common way to implement them in...
Draw a flowchart corresponding to the pseudocode in Exercise 35. Data from Exercise 35 Write pseudocode that will average a list of numbers input by the user. Use the following variables: Number As...
What are some of the various ways to implement an awareness program?
We can represent a path from the root to a given node of a binary tree by means of a binary string, where 0 means go to the left child and 1 means go to the right child. For example, the path from...
Assume that we are using a linked representation of a complete binary tree T, and an extra reference to the last node of that tree. Show how to update the reference to the last node after operations...
Show how to implement the FIFO queue ADT using only a priority queue and one additional integer instance variable.
What is the Macaulay duration of a bond with a coupon of 6.6 percent, seven years to maturity, and a current price of $1,069.40? What is the modified duration? (Do not round intermediate...
"Tell me something you know today that you did not know yesterday" about 3D Animation Justify by citing 2 or more resources from this course.
Warrants exercisable at $20 each to obtain 50,000 shares of common stock were outstanding during a period when the average market price of the common stock was $25. Application of the treasury stock...

Show that the language A in Exercise 2.9 is inherently ambiguous. Exercise 2.9 Give a context-free grammar

Question:

Step by Step Answer:

Given that A a i b j c k i j or j k where i j k 0 we can divide A into two categories 1...View the full answer

Introduction to the theory of computation

Students also viewed these Computer science questions