1 2*asin(t)*sin(t) ------------------- + ---------------- ________ 3 / 2 2 cos (t) \/ 1 - t *cos (t)
/ 2 \ t | 3*sin (t)| 4*sin(t) ----------- + 2*|1 + ---------|*asin(t) + ------------------ 3/2 | 2 | ________ / 2\ \ cos (t) / / 2 \1 - t / \/ 1 - t *cos(t) ------------------------------------------------------------ 2 cos (t)
2 / 2 \ / 2 \ 3*t | 3*sin (t)| | 3*sin (t)| -1 + ------- 6*|1 + ---------| 8*|2 + ---------|*asin(t)*sin(t) 2 | 2 | | 2 | -1 + t \ cos (t) / 6*t*sin(t) \ cos (t) / - ------------ + ----------------- + ------------------ + -------------------------------- 3/2 ________ 3/2 cos(t) / 2\ / 2 / 2\ \1 - t / \/ 1 - t \1 - t / *cos(t) ------------------------------------------------------------------------------------------ 2 cos (t)