cot Mul asech x0 Pow 1.05705196187637 x0 
Mul Mul -1 Pow csc Mul asech x0 Pow 1.05705196187637 x0 2 Add Mul Pow 1.05705196187637 x0 Pow Mul Mul x0 x0 sqrt Add 1 Mul -1 Pow Mul x0 x0 -1 -1 Mul asech x0 Mul Pow 1.05705196187637 Add x0 -1 1.11253582732567 