Find regular expressions for the languages accepted by the following automata.

Q: Show the table for finding the longest common sub- sequence using dynamic programming, for the fol-…

A: Introduction: The longest common subsequence problem is the problem of finding the longest…

Q: 1.20 For each of the following languages, give two strings that are members and two strings that are…

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Q: Part B Let L(r) = {all strings of even length starting and ending with same letter} E-(0,1)…

A: iii. Construct CFG of the language The strings which can be accepted by the language are L = { aa,…

Q: Design NFA accepting string with a^ prime s and b's such that string containing two consecutive a's…

A: The Answer is in Below Steps

Q: synchronized

A: ANSWER: Synchronization in Java:

Q: Let L be the set of capital letters {A, B, ...) Z} and D be the set of digits {0,...,8}. How many…

A: let's say, A={a,b} and B={0,1}. then A.B is similar to the cross product of A,B. Therefore,…

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Q: Please provide your responses on the following questions about the Java grammar: Find the…

A: "Synchronized statement" with the smallest possible length: The smallest possible "synchronized…

Q: the alphabet (a, b, c), construct FSM's that accepts strings: Given a) that contain an odd number of…

A: FSM stands for Finite State Machine that can be in exactly one of a finite number of states. An FSM…

Q: Given the following DFA (M) for  = {a,b,c,d}. Obtain the regular expression that describes the…

A: Given DFA contains, Set of states= {q1, q2} Set of input alphabets= {a, b, c, d} Initial state= q1…

Q: Illustrate with example each of the following: a. A context free grammar for the strings that…

A: Answer -  1. A context-free grammar for the strings that consist of an equal number of a’s followed…

Q: I. L= {abPc*d° | n, p2 0} is CFL

A: Introduction :Given , we have given a statement which have a language we have asked for whether it…

Q: 1. Build a FA that accepts the language of strings, over alphabet {a, b}, that start with a followed…

A: Given the first question 1 , we have to draw FA that accept alphabet {a,b} that start with a…

Q: Which of the following languages are equivalent? L1 = {Λ, a, b} L2 = {Λ, b, a, a} L3 = {Λ ,aa, b}…

A: The question has been answered in step2

Q: d) Write CFG for the language expressed by (a*bba*ca*) * over alphabets a, b and c.

A: Below I have provided the hand written solution of the given question

Q: Analyze the concept of operator precedence in regular expressions. How can it affect the matching…

A: When working with expressions, operator precedence refers to the rules that dictate the order in…

Q: Consider below DFA. What is the language accepted by this DFA? 8. every a in w is followed by…

A: DFA is a finite state machine that accepts or rejects strings of characters by parsing them through…

Q: Over the alphabet S = {a,b}, use regular expressions to generate the following languages: {wIw…

A: below we draw a regular expression:…

Q: EX5:1- The language EVEN-ODD, of strings with even number of a's and odd number of b's, defined over…

A: We have write the DFA of a language EVEN-ODD, ODD-EVEN , ODD-ODD.   We have used DFA to answer this…

Q: Write regular expressions representing the following languages over the alphabet {0,1}. a.) Language…

A: A Regular expression is defined as a pattern that can attempt to match input text as it is composed…

Q: Anastasia wants to prints the consonant  string obtained from the given string.Now your task to help…

A: Required:- Anastasia wants to prints the consonant string obtained from the given string. Now your…

Q: 3. Give regular expressions for each of the following languages over Σ = = {0,1}. (a) All strings…

A: Answer 3. a)For strings begin with 1 and end with 00Representing it with the regular expression…

Q: print all the permuatation of a string in above language

A: Question :- print all the permutation of a string in above language Solution :- Oak is other named…

Q: Ʃ = {a, b} Give the regular expression for all strings in which any b’s that occur are in groups of…

A: Automata theory is the process of studying the abstract of machines and computational problems. The…

Q: Please provide your responses on the following questions about the Java grammar. Find the…

A: Java is a well-liked programming language that is used frequently in a variety of fields, such as…

Q: Over the alphabet S = {a,b}, use regular expressions to generate the following languages: {wlw…

A: Given language contains all the strings having abba as substring So, there can be any character any…

Q: Write 4 strings to describe the language defined by the regular expression (a/b)a(cd)*b.

A: Given regular expression : (a|b)a(c|d)*b lets understand the given regular expression: (a|b)a(c|d)*b…

Q: Given alphabet s={a, b} d) Find the regular expression that doesn't contain the word 'ba'?

A: Given :

Q: What language does this DFA recognize? - X,y - Y X - Y Y y N

A: EXPLANATION: a) The given DFA does not have strings that end with substring x or xy. So, option A is…

Q: For the following pairs of expressions, find a unifier for each pair if a unifier exists. If a…

A: For the following pairs of expressions, find a unifier for each pair if a unifier exists. If a…

Q: Q3) Give regular expressions for the following languages, where the alphabet is S = {0, 1}.…

A: A sequence of symbols and characters expressing a string or pattern to be searched for within a…

Q: What is the best way to establish that a language is regular?

A: Introduction: Regular Expressions: A regular language is one that may be represented by a regular…

Q: Design an NFA

A:

Q: am so sorry but the answer is wrong. the question is "follow the same BNF as the photo but  Data…

A: Description  The required attribute grammar is given in the next step.

Q: Write the R.E (Regular Expression) for the language 'L'. i. all words that contains the substring of…

A: Required : REGULAR EXPRESSION

Q: We want to construct a regular expression for the language accepted by the following DFA: b а,b a ´a…

A:

Q: DFA for the language which accepts the strings accepts aababb as substring.

A: DFA (Deterministic finite automata) is a set of states which defined the transitions for each input…