Mul Pow Add acot tanh atan Mul tan exp Add x7 x6 x5 -5 x0 4 
Mul 4 Mul Pow Add acot tanh atan Mul tan exp Add x7 x6 x5 -5 Add x0 -1 Mul Add acot tanh atan Mul tan exp Add x7 x6 x5 -5 log Add acot tanh atan Mul tan exp Add x7 x6 x5 -5 