Pow cot Mul 4 cosh Add x0 0.648054273663885 x0 
Mul Pow cot Mul 4 cosh Add x0 0.648054273663885 Add x0 -1 Add Mul x0 Mul Mul -1 Pow csc Mul 4 cosh Add x0 0.648054273663885 2 Mul 4 sinh Add x0 0.648054273663885 Mul cot Mul 4 cosh Add x0 0.648054273663885 log cot Mul 4 cosh Add x0 0.648054273663885 