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Prakhar Swarnkar

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[?] Replace product of unknown variables with a single variable? Can you provide a specific example? Maybe this? Hold[(L^4)(lm^4) + 3 ((L^4)(lm^4)) + ((L^4)(lm^4))^2] /. ((L^4)(lm^4)) -> B // ReleaseHold (* 4 B + B^2 *) The `Hold` is required to prevent the expression from being simplified... AUTHOR: Prakhar Swarnkar 1501VIEWS 1REPLIES BY: Rohit Namjoshi 6 years ago