Pow Mul sech x4 Pow Pow Pow -0.238405844044235 x7 pi x0 atan pi 
Mul Pow Mul sech x4 Pow Pow Pow -0.238405844044235 x7 pi x0 Add atan pi -1 Mul atan pi Mul sech x4 Mul Pow Pow Pow -0.238405844044235 x7 pi Add x0 -1 Mul Pow Pow -0.238405844044235 x7 pi log Pow Pow -0.238405844044235 x7 pi 