How many strings of length less than 4 contains the language described by the regular expression (x+y)*y(a+ab)*?
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Consider the production of the grammar S->AA A->aa A->bb Describe the language specified by the production grammar.
Give a production grammar that specified language L = {ai b2i >= 1}
Which of the following String can be obtained by the language L = {ai b2i / i >=1}
Give a production grammar for the language L = {x/x ∈ (a,b)*, the number of a’s in x is multiple of 3}.
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26 videos|66 docs|30 tests
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