acoth Add x0 Pow 1.60943791243410 Add sec Mul x7 x0 x1 
Mul Add 1 Mul Pow 1.60943791243410 Add Add sec Mul x7 x0 x1 -1 Mul 2.08532290776121 Mul Mul tan Mul x7 x0 sec Mul x7 x0 x7 Pow Add 1 Mul -1 Mul Add x0 Pow 1.60943791243410 Add sec Mul x7 x0 x1 Add x0 Pow 1.60943791243410 Add sec Mul x7 x0 x1 -1 