x /x\ ------------ - asin|-| _________ \a/ / 2 2 \/ a - x
x/sqrt(a^2 - x^2) - asin(x/a)
2 1 x 1 ------------ + ------------ - ---------------- _________ 3/2 ________ / 2 2 / 2 2\ / 2 \/ a - x \a - x / / x a* / 1 - -- / 2 \/ a
/ 2 \ | 3 1 3*x | x*|------------ - -------------- + ------------| | 3/2 3/2 5/2| |/ 2 2\ / 2\ / 2 2\ | |\a - x / 3 | x | \a - x / | | a *|1 - --| | | | 2| | \ \ a / /
4 2 2 3 1 15*x 18*x 3*x ------------ - -------------- + ------------ + ------------ - -------------- 3/2 3/2 7/2 5/2 5/2 / 2 2\ / 2\ / 2 2\ / 2 2\ / 2\ \a - x / 3 | x | \a - x / \a - x / 5 | x | a *|1 - --| a *|1 - --| | 2| | 2| \ a / \ a /