/3 ___\ x*asin\\/ x /
3 ___ \/ x /3 ___\ --------------- + asin\\/ x / __________ / 2/3 3*\/ 1 - x
1 4 -------- + ---- 2/3 2/3 1 - x x --------------- __________ / 2/3 9*\/ 1 - x
8 3 4 - ---- + ----------------- + ------------ 5/3 2 / 2/3\ x 3 ___ / 2/3\ x*\1 - x / \/ x *\1 - x / ----------------------------------------- __________ / 2/3 27*\/ 1 - x