csc sec Mul x0 -0.247466461547263 
Mul Mul Mul -1 cot sec Mul x0 -0.247466461547263 csc sec Mul x0 -0.247466461547263 Mul Mul tan Mul x0 -0.247466461547263 sec Mul x0 -0.247466461547263 -0.247466461547263 