Integral sin^3
Indefinite integral integral sin^3(x) dx = 1/12 (cos(3 x) – 9 cos(x)) + constant Expanded form of the integral 1/12 cos(3 x) – (3 cos(x))/4 + constant Series expansion of the integral at x=0 -2/3 + x^4/4 + O(x^6) (Taylor series) Definite integral over a half-period integral_0^pi sin^3(x) dx = 4/3~~1.33333 Definite integral mean square integral_0^(2 pi) (sin^6(x))/(2 pi) dx = 5/16 = 0.3125