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Is the family of recursive languages closed under concatenation$?$
in Computer Networks by Boss (11.6k points) | 24 views

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Recursive language is closed under concatenation .


Concatenation: If L1 and If L2 are two recursive languages, their concatenation L1.L2 will also be recursive. For Example:

    L1= {a^nb^nc^n|n>=0} 

    L2= {d^me^mf^m|m>=0}

    L3= L1.L2

    = {a^nb^nc^nd^m e^mf^m|m>=0 and n>=0}

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