Add Add atan Mul Mul pi Pow 3.15852901519210 x0 Add 1 Mul pi x0 x0 x0 
Add Add Mul Add Mul Add 1 Mul pi x0 Mul pi Mul Pow 3.15852901519210 Add x0 -1 4.30863543288997 Mul Mul pi Pow 3.15852901519210 x0 pi Pow Add 1 Mul Mul Mul pi Pow 3.15852901519210 x0 Add 1 Mul pi x0 Mul Mul pi Pow 3.15852901519210 x0 Add 1 Mul pi x0 -1 1 1 