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Ever feel like you're watching the same shows over and over again? Blame TV Math. The suits at the networks want a sure thing, so they take part of one successful show, add a bit of another, subtract a plot point, divide by a character, and voila! All new television that isn't new at all!
Take a look at the equations that result in this season's crop of shows ... and place your bets on which ones will flunk out of class before the semester is even over.