For functions sin^m(x), cos^m(x), and cos^m(x) * sin^m(x), where m is positive integer, such as sin(x) and sin^2(x), reduction formulas {Wallis's formula} {Wallis formula} can evaluate definite integrals from x = 0 to x = pi/2.
Mathematical Sciences>Calculus>Integration>Methods
3-Calculus-Integration-Methods
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Date Modified: 2022.0224