Homework Solution: Write a BNF context-free grammar for the language of strings consisting of a seque…

    Write a BNF context-free grammar for the language of strings consisting of a sequence of zero or more occurrences of the letter "a" followed by the same number of occurrences of the letter " b ". Only use Backus Nor Form, EBNF is not allowed for this question.

    Expert Answer

     
    Backus Naur form is one of notation techniq

    Write a BNF context-free phraseology control the conversation of strings consisting of a sequence of naught or over occurrences of the message “a” followed by the similar estimate of occurrences of the message ” b “. Only interpretation Backus Nor Controlm, EBNF is not attributable attributable attributable recognized control this inquiry.

    Expert Tally

     

    Backus Naur controlm is single of not attributable attributableation technique control context-free grammer.

    given that

    conversation L contains={epsilon,ab,aabb,aaabbb,………….}

    BNF context-free grammer is

    <program> ::= <expr>

    <expr> ::= <A> <expr> <B> | epsilon

    <A> ::= a

    <B> ::= b