Question: Let L be a language. Two strings Xi and X; are prefix-equivalent with respect to L (denoted X1 ~x2) if (V u **)(x;U E L

Let L be a language. Two strings Xi and X; are

Let L be a language. Two strings Xi and X; are prefix-equivalent with respect to L (denoted X1 ~x2) if (V u **)(x;U E L if and only if xju L) 12. (10 points) Prove that the relation ~1 is an equivalence relation

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