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Mul Pow sech atan Add Mul coth acos x7 x0 Add x0 x3 Add x3 -1 Mul x3 Mul Mul tanh atan Add Mul coth acos x7 x0 Add x0 x3 Mul -1 sech atan Add Mul coth acos x7 x0 Add x0 x3 Mul Add coth acos x7 1 Pow Add 1 Mul Add Mul coth acos x7 x0 Add x0 x3 Add Mul coth acos x7 x0 Add x0 x3 -1 