Pow acosh x0 Pow x0 -0.0156250000000000 
Mul Pow acosh x0 Add Pow x0 -0.0156250000000000 -1 Add Mul Pow x0 -0.0156250000000000 Pow Mul sqrt Add x0 -1 sqrt Add 1 x0 -1 Mul Mul acosh x0 log acosh x0 Mul Pow x0 -1.01562500000000 -0.0156250000000000 