Question: Prove both directions Let L1, L2 C E* be arbitrary languages. Prove that L, C L o L, if and only if e ( L]

Prove both directions

Prove both directions Let L1, L2 C E* be arbitrary languages. Prove

Let L1, L2 C E* be arbitrary languages. Prove that L, C L o L, if and only if e ( L] or Ly = ()

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