mathmari
Gold Member
MHB
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Hey! 
Let $L=\{k |km \in K \text{ for some } m \in M\}$.
How can we show that if $K$ is regular and $M$ is any language, then $L$ is regular?? (Wondering)

Let $L=\{k |km \in K \text{ for some } m \in M\}$.
How can we show that if $K$ is regular and $M$ is any language, then $L$ is regular?? (Wondering)