Question: Define an exact version of the division operator , where the result only contains tuples from r that exactly match the contents of s. (e.g.
Define an exact version of the division operator
, where the result only contains tuples from r that exactly match the contents of s. (e.g. monkey_likes E monkey_foods should simply produce {(Jojo)}, since Guenter also likes a food that doesnt appear within monkey_foods.) To obtain full credit, you must also explain how your definition works.
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