tanh Pow Pow pi 0.00160000000000000 Mul 4 sqrt x0 
Mul Pow sech Pow Pow pi 0.00160000000000000 Mul 4 sqrt x0 2 Mul Pow Pow pi 0.00160000000000000 Add Mul 4 sqrt x0 -1 Mul Mul Pow pi 0.00160000000000000 log Pow pi 0.00160000000000000 Mul 4 Pow Mul 2 sqrt x0 -1 