asinh sech Mul Add x0 0.999909204262595 x3 
Mul Mul Mul tanh Mul Add x0 0.999909204262595 x3 Mul -1 sech Mul Add x0 0.999909204262595 x3 x3 Pow sqrt Add 1 Mul sech Mul Add x0 0.999909204262595 x3 sech Mul Add x0 0.999909204262595 x3 -1 