Mul Pow Add acsc asin Mul pi 0.193462031981259 asec x0 asin x0 -1 
Mul -1 Mul Pow Add acsc asin Mul pi 0.193462031981259 asec x0 Add asin x0 -1 Add Mul asin x0 Pow Mul Mul sqrt Add 1 Mul -1 Pow Mul x0 x0 -1 x0 x0 -1 Mul Mul Add acsc asin Mul pi 0.193462031981259 asec x0 log Add acsc asin Mul pi 0.193462031981259 asec x0 Pow sqrt Add 1 Mul -1 Mul x0 x0 -1 