2. Define CFGs for the following languages:  a. Language L(r) defined over the alphabet {0,1} where r = 01(0 + 01* (0 + 00)). b. The language defined over the alphabet {a,b} where each string is of the form XY; The regular expression defining the X part is (a + b) (a + b)*; The Y part can be expressed as 1 n where n = |X|.

Q: Design a TM that accepts the following language L={w ∈ {a, b}* | na(w)=nb (w)} , where na(w)…

A: Given language is,  L={w ∈ {a, b}* | na(w)=nb (w)} , where na(w) indicates the number of symbol a’s…

Q: For each of the following languages, give two strings that are members and two strings that are not…

A: In all the parts we are given what is known as regular expressions. Here a star (*) after any symbol…

Q: Automata subject? Q 1:  Create R.E for a language where no substring should end with “ab” defined…

A: Regular expression for language:   In case regular expression are equal if and only if than…

Q: Design DPDA to accept language L= {xe [a, b]* N (x) > N, (x)). N(x) > N, (x) means number of a's are…

A: Solution: In DPDA, there is always just one move to make. A DPDA is not as strong as an NPDA. A DPDA…

Q: Consider the following languages. Which of them is/are irregular? I) L = {a"b" | m = n} II) L = {All…

A: Language :- Collection of string is called language. Irregular language:- A language that can not be…

Q: Q.No.5. Make a CFG for the language having EVEN number of a's and EVEN number of b's and starts with…

A: Context-free grammar(CFG) are used to generate the strings in all possible way from the given formal…

Q: Design a PDA for the language L = {we {a,b}:na(w)=nb where n a (w) = the number of a's that appear…

A: Below i have handwritten solutions of the problem.

Q: Give CFGS for the following languages: L. = {0"1™2k | n>m+k; m, k > 0} ,

A: Context Free Grammar: A grammar contain a context free grammar then it must be a context free…

Q: 2- Write CFG for the following languages a) L= {anb²n, n>0} b) L= {a²b", n≥0} c) L= {ww}, w={a,b}*…

A: As per the Bartleby guidelines we have to answer only first 3 questions so repost remaining…

Q: Give CFG for the following Language  • L= {12m0n such that m, n >= 0}.

A: L= {1 2m 0 n such that m, n >= 0}.

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: Provide R.E of a language where every string starts and ends with dissimilar letters over {8 , 9}

A: Regular expression for language: In case regular expression are equal if and only if than correspond…

Q: Q#01: Construct the DFA over Σ = (a, b) for the following questions: a. for language which starts…

A: DFA:An automata is said to be deterministic finite automata if on particular input it goes to a…

Q: Construct the DFA that accepts the language defined by the regular expression over the…

A: From the regular expression : R = {aaba,abba,aabaa,.........} DFA :

Q: Write regular expressions for the following languages, then construct DFAs for each of the…

A: DFA (Deterministic finite automata): DFAs, also known as deterministic finite automata, are finite…

Q: 1.   Convert the given Ɛ-NFA to NFA

A: “Since you have asked multiple question, we will solve the first question for you. If you want any…

Q: Find the regular expressions describing the following languages defined over the alphabet Σ =…

A: Please give positive ratings for my efforts. Thanks.   ANSWER   Given, Σ = {0,1} L3 = {pqp : p,q ∈…

Q: Give CFG for the following Language • L= {12m0n such that m, n >= 0}.

A: The context free grammar for given language: S→ABA→A11|εB→B0|ε

Q: Q 1.  Write R.E for the language having strings ax, bx, cx, aax, bbx, ccx, aaax, bbbx, cccx …….

A: Answer: (a+x)+(b+x)+(c+x)