Give (without proof) a ratonal expression for ther diethe following languages via (a, b}.1. The language ofall words that ; Geben Sie (ohne Beweis) einen rationalen Ausdruck für diefolgenden Sprachen über {a, b} an:1. Die Sprache aller Wörter, die weder aa noch bb als Teilwort enthalten.2. Die Sprache aller Wörter, deren Länge durch 3 teilbar ist.3. Die Sprache aller Wörter, in denen a genau 4 Mal vorkommt.

Given Regular Languages are, The languages of all words that contain neither aa nor bb as a partial…

Answered: Give (without proof) a ratonal…

Engineering

Computer Science

Give (without proof) a ratonal expression for the the following languages via (a, b: 1. The language of all words that

Database System Concepts

7th Edition

ISBN:9780078022159

Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Chapter1: Introduction

Section: Chapter Questions

Problem 1PE

See similar textbooks

Related questions

Q: Find all the finite languages A (over the alphabet {a, b}) such that C = C ◦ C, and prove that they…

A: Given: Finite languages A where C = C ◦ C prove that they are the only such languages

Q: Using pumping lemma prove that the language A = {yy | y E {0,1}* } is not regular.

A: Given language is, A={yy | y∈{0, 1}* } Pumping Lemma for Regular languages states that, If L be an…

Q: 5. Is the following language A context-free? You either show that A is context-free by giving a…

Q: Let FA, accept the language defined by the regular expression r1, and FA2 accept the language…

A: 1. Find the language accepted by FA1 and FA2. Kleen's theorem says that: For a Regular Expression…

Q: L+Ø, and L2022 L2023 and Lº + L - your answer. hat for every non-empty language L over an alphabet…

Q: 1. Is the following language A regular or non-regular? A = {1" 0m 1" | 0 ≤ m, n ≤ 3 and m=n+2} 2. If…

A: The above language A has following conditions. 0≤m,n≤3 and m=n+2 So one possibility is , n=0 and…

Q: Each case below defines a language over {a, b}. In each case, decide whether the language can be…

A: The answer to the Following Question:-

Q: B = { x = {a,b,c}* | x is a palindrom.}

A: Proof: Suppose for the sake of contradiction that the language is regular and let M be its…

Q: Prove or disprove the following: (a) For any language L, L* must be regular. (b) The union of…

A: Answer: We have prove which language is regular or not so we will see in the more details with the…

Q: 3. Consider the languages L= { ba" a b" | n > 0 } a.) Use the Pumping Lemma for Regular Languages to…

A: According to the Bartelby guidelines we are suppose to answer one question at a time. Kindly repost…

Q: How would you prove that a formal language is not regular?

A: Option 1 is correct i.e Pumping Lemma is used

Q: Prove that the language containing strings of the form 0k where k is multiple of n is a regular…

A: A language is regular language if and only if a DFA/NFA accepts it. Or if and only if a regular…

Q: (1) State the pumping lemma with all its conditions and indicate how you go about proving that a…

A: the pumping lemma with all its conditions and indicate you go about proving that a language is not…

Q: a) A language is a finite set of strings over some finite set of alphabets. A language L can be…

A: As per company guidelines, only 3 sub parts will be answered. So, please repost the remaining agian.…

Q: Please classify the following languages as 1. in P 2. In P but not in NP 3.…

A: Hi there, Please find your solution below, I hope you would find my solution useful and helpful.…

Q: Question 7: Prove the non-regularity of the given language L using pumping lemma. L={a"b?na2n}

A: Pumping lemma: Pumping lemma is used to prove non regularity of the language. The regular language…

Q: Find regular expressions for the following defined languages. over the alphabet Σ = {0, 1}:

A: Given

Q: ) If the languages are regular, give an automaton. Otherwise, show it is not regular by using…

A: To show that L = {b^2 a^n b^m a^3 | m, n ≥ 0} is a regular language, we need to construct a finite…

Q: Prove that the language L = {a"b"c": n>0, m>n} is not regular using pumping lemma for regular…

Q: The alphabet of the language is (a, b, c): Use pumping lemma to prove that the language (abc n>0} is…

A: Given grammar:

Q: ose that L is a language on a

A: Say a group of languages is closed under an operation if the outcome of applying the operation to…

Q: F(L) = {0¹¹ a0¹ |a € A, n >0} Consider the condition that A is the language over {0, 1}. Using the…

A: Given language is, F(L)= {0na0n | a∈ A, n>=0} In this language, set of input alphabets are {0, a}

Q: Using pumping lemma prove that the language A = {yy | y E (0,1}* } is not regular.

A: The Solution is provided below. Please find the attached photos of working hand calculations that…

Q: 3. Are the following languages A and B over the alphabet = {a, b, c, d} regular or nonreg- ular? For…

Q: 3. Prove that all regular languages can be recognized by or be expressed using: A -> aB | a is…

Q: Give a decision procedure for each of the following problems; argue that your procedure is correct:…

A: Below i have analysed both the question and provided answer with reason:

Q: Could you lend a hand with this issue? I'm struggling with it, and it would be immensely helpful if…

A: Explained in the answer only

Q: Li s a regular language , prove that the language L2= {uv ∣ u ∈ LR ,v ∈ L} is also regular.

A: Proof has been given below

Q: Show that the family of context-sensitive language is closed under reversal.

A: Consider that the Language L is a CFL. This means that there is a grammar G={N,?,P,S} that satisfies…

Q: construct an NFA that realizes the language L over the alphabet {a, b, c} that consists of all…

A: Here is the NFA about the string given:

Q: State the pumping lemma with all its conditions and indicate how you go about proving that a…

A: State Рumрing Lemmа is used аs а рrооf fоr irregulаrity оf а lаnguаge. Thus, if а…

Q: Let L be a language. It is clear from the definition that LL". Under what circumstances are they…

Q: mping Lemma to show that the language is not regular.. L = {0i10i | i >= 1}

A: Given : L = {0i10i | i >= 1}

Q: Let L = {ablak | k>n+l}. a. List all strings of length 7. (use power notation: i.e. aabbbbaaaaaaaa…

A: Language is a collection of appropriate string. Pumping Lemma : Given Language L = {a^n b^l a^k…

Q: D = {xcy | x, y = {a,b}* }

A: Conjecture: The language D = {xcy | x, y ∈ {a, b}*} is a regular language.

Q: Assume that we want to use the Pumping Lemma to prove the language L is not a regular language. Here…

A: The objective of the question is to use the Pumping Lemma to prove that a given language L is not a…

Q: Problem 3 . A, B are two regular languages over the alphabet E. Prove the language A_Contain_B = {x…

A: In theoretical computer science and formal language theory, a regular language (also called a…

Question

Give (without proof) a ratonal expression for ther die
the following languages via (a, b}.
1. The language ofall words that <ontain neither aA Nor u AS A Partial word.
2. The language of all words whose length is divisible by 3.
3. The language of all words in which a o<curs exactly 4 timesi

; Geben Sie (ohne Beweis) einen rationalen Ausdruck für die
folgenden Sprachen über {a, b} an:
1. Die Sprache aller Wörter, die weder aa noch bb als Teilwort enthalten.
2. Die Sprache aller Wörter, deren Länge durch 3 teilbar ist.
3. Die Sprache aller Wörter, in denen a genau 4 Mal vorkommt.

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Step by step

Solved in 2 steps

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, computer-science and related others by exploring similar questions and additional content below.

Similar questions

Let A, B, and C be languages over E. Prove or disprove the following. (а) If A
Make a conjecture whether or not it is regular and prove your assertion. When you prove a language is not regular, use the game with demon. Do not apply Pumping Lemma directly.
Make a conjecture whether or not it is regular and prove your assertion. When you prove a language is not regular, use the game with demon. Do not apply Pumping Lemma directly.
1. Is the following language B regular or non-regular? B = {0% 0 | a,b ≥ 0 and a =b} 2. If your answer above is regular, please provide a Regular Expression that recognizes the language. If your answer is non-regular, please prove it by contradiction via Pumping Lemma for Regular Languages. The format and style of the proof using Pumping Lemma are supposed to follow those in the textbook.
Use the pumping lemma and contradictions to prove the language is not regular.
I need help solving 1 and 2
handwritten solution If a language L ⊆ Σ∗ is recognized by a FA, then there is an NFA M = (K,Σ,δ,s0,F) with |F|= 1 such that L = L(M).
Consider the problem of the equivalence of the languages of two DFAs, formulate it as a language, and prove that language is Turing decidable by testing the two DFAs on all strings up to a certain size. Calculate a size will work for it.
. Prove that xn A yn is a non-regular language.Hint: as you know that according to pumping lemma version-I an bn is a non-regular.
Please solve complete
Make a conjecture whether or not it is regular and prove your assertion. When you prove a language is not regular, use the game with demon. Do not apply Pumping Lemma directly.