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undefined 1. Let L1, L2, and L be nonempty languages. Prove the following. i) If L, C L2 then min{x]: x Li} > min{y :

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1. Let L1, L2, and L be nonempty languages. Prove the following. i) If L, C L2 then min{\x]: x Li} > min{\y\ : y L2}. ii) LP C L if and only if L = L+

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