___ / ___ \ ___ \/ 3 *atan\\/ 3 *cos(1)/ pi*\/ 3 - ------------------------ + -------- 3 9
=
___ / ___ \ ___ \/ 3 *atan\\/ 3 *cos(1)/ pi*\/ 3 - ------------------------ + -------- 3 9
0.170280956944744
/ | ___ / ___ \ | sin(x) \/ 3 *atan\\/ 3 *cos(x)/ | ------------- dx = C - ------------------------ | 2 3 | 3*cos (x) + 1 | /