acos Mul Add x0 0.881373587019543 1.58740105196820 
Mul -1 Mul 1.58740105196820 Pow sqrt Add 1 Mul -1 Mul Mul Add x0 0.881373587019543 1.58740105196820 Mul Add x0 0.881373587019543 1.58740105196820 -1 