请问我这个linq还可以怎样写

Question

感觉写的很麻烦var a = from g in ResultPointsGroupselect ((from gg in gselect gg.OutputValue + slope * (gg.SetValue - gg.InputValue)).Max() - (from gg in gselect gg.OutputValue + slope * (gg.SetValue - gg.InputValue)).Min());