atanh Pow Add sec Mul x0 x0 0.995054753686730 x0 
Mul Mul Pow Add sec Mul x0 x0 0.995054753686730 Add x0 -1 Add Mul x0 Mul Mul tan Mul x0 x0 sec Mul x0 x0 Add x0 x0 Mul Add sec Mul x0 x0 0.995054753686730 log Add sec Mul x0 x0 0.995054753686730 Pow Add 1 Mul -1 Mul Pow Add sec Mul x0 x0 0.995054753686730 x0 Pow Add sec Mul x0 x0 0.995054753686730 x0 -1 