cosh Mul asech Add x0 0.990124533179941 4 
Mul sinh Mul asech Add x0 0.990124533179941 4 Mul 4 Pow Mul Mul Add x0 0.990124533179941 Add x0 0.990124533179941 sqrt Add 1 Mul -1 Pow Mul Add x0 0.990124533179941 Add x0 0.990124533179941 -1 -1 