(a) L = {all words with exactly one b}. (b) L = {all words with at least one a}. (c) L = {all words with no more than three b's}.

Q: Find CFGs that for these regular languages over the alphabet Σ = {a, b}. Draw a Finite Automata…

A: In this question we have to design Finite Automata for the given language then find the CFGs for all…

Q: Consider a set of symbols = {abc}. (1) Find all strings in E* shorter than 3. (2) Let L = {1, b,…

A: set of symbols = {a,b,c}

Q: For each of the languages below, determine whether the language is regular or not. If the language…

A: Here is the solution:-

Q: This exercise is to generate a language and a finite automata to process the language. The language…

A: This exercise is to generate a language and a finite automata to process the language. The language…

Q: G= ({S, A, B, C}, {a,b,c}, S, P) where P S → AB A AB|CB| a BAB b CAC C

A: NPDA stands for non-deterministic pushdown automaton. It is basically a type of computational model…

Q: the first b. 3.The last symbol of the string is d. 4.Each a is immediately fo

A: Let L be the language over {a, b,c,d} accepting all strings so that: 1.All c’s occur before the…

Q: Let G = ({S,A,B,C,D,E,Z},(0,1),R,S), where R = {S → E | Z; E → A | C; A → 01B | 0A | ; B → 1B |…

A: Introduction: Here we are required to to perform the asked questions on given set G =…

Q: Let E = {a, b, #} and L = {w |w can be written as t#s#t with s, t e {a, b}*}. Show that L is not…

A: The answer is

Q: Construct a DFA that recognizes the language over the alphabet {0, 1} of all strings where the…

A: The given language's DFA is below: DFA , that acknowledge the language over the alphabet {0, 1} of…

Q: Formalize the following sentence in english: Vx. (person(x ) A ay. (like(x,y) A food(y) A…

A: The given expression is formed of formal logic symbols and expressions so we can convert it into an…

Q: Regular Expression and Languages: (a) Given the language A = {”a”, ”bb”} and B = {”d”}, what is the…

A: First lets understand how concatenation and or works on languages: AB : language B is concatenated…

Q: Consider the language L of strings over the alphabet Σ = {a, b} which contain an equal number of a’s…

A: CFG is a formal grammar which is used to generate the all possible strings in given formal…

Q: (k) L= {w: na (w) ≤n₂ (w)}. Construct npda that accepts the following language on

A: Given language is, L= {w : na(w)<nb(w)} Set of input alphabets= {a, b} The language accepts the…

Q: Consider the language L of strings over the alphabet Σ = {a, b} which contain an equal number of a's…

A: By establishing a context-free grammar (CFG), it is possible to demonstrate the context-freeness of…

Q: Give dfa's for the languages

A: Here ; we are given a language whose dfa we have to create: First we will see that our w belongs to…

Q: Given the domains m € MOVIES and c e CH ARACTERS and the following predicates: • SW(m): m is a Star…

A:

Q: Fill the blank with correct number: If A= {a,b,c} and B = {c,d}, then the set AN B has partitions,…

A: According to the information given:- We have to fill the blank space with its correct partitions on…

Q: For the language, draw the corresponding DPDA. L ={x ∈ {a, b}* | na (x) < nb (x)}.

A: The DPDA for the given language

Q: Find CFGs that for these regular languages over the alphabet Σ = {a, b}. Draw a Finite Automatafirst…

A: Let's tackle each of these languages one by one.(a) Language of all words containing the substring…

Q: Build a TM to accept the language of all words of a's and b's that contain at least one aa or one…

A: Here is a Turing Machine that accepts the language of all words of a's and b's that contain at least…

Q: Let L1, L2, and L3 be languages over some alphabet. In each case below, two languages are given. Say…

A: 1. Both are not always equal.