Mul sec Add Pow Mul x0 x3 x4 pi Pow 0.0183156388887342 Pow acoth x2 x7 
Mul Pow 0.0183156388887342 Pow acoth x2 x7 Mul Mul tan Add Pow Mul x0 x3 x4 pi sec Add Pow Mul x0 x3 x4 pi Mul Pow Mul x0 x3 Add x4 -1 Mul x4 x3 