acot Add Add acsc Mul x0 -0.785398163397448 -4 -1 
Mul -1 Mul Mul -1 Mul -0.785398163397448 Pow Mul Mul sqrt Add 1 Mul -1 Pow Mul Mul x0 -0.785398163397448 Mul x0 -0.785398163397448 -1 Mul x0 -0.785398163397448 Mul x0 -0.785398163397448 -1 Pow Add 1 Mul Add Add acsc Mul x0 -0.785398163397448 -4 -1 Add Add acsc Mul x0 -0.785398163397448 -4 -1 -1 