/pi acos(3)\ sin|-- + -------| \2 7 /
/acos(3)\ cos|-------| \ 7 /
1.03187482359459 - 2.42570912473461e-23*i
/7*pi \ |---- + acos(3)| | 2 | sin|--------------| \ 7 /
/2*acos(3) + 7*pi\ sin|----------------| \ 14 /