Integrand size = 17, antiderivative size = 37 \[ \int x \left (\cos ^3\left (x^2\right )-\sin ^3\left (x^2\right )\right ) \, dx=\frac {\cos \left (x^2\right )}{2}-\frac {1}{6} \cos ^3\left (x^2\right )+\frac {\sin \left (x^2\right )}{2}-\frac {1}{6} \sin ^3\left (x^2\right ) \]
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Time = 0.04 (sec) , antiderivative size = 37, normalized size of antiderivative = 1.00, number of steps used = 8, number of rules used = 4, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.235, Rules used = {14, 3461, 2713, 3460} \[ \int x \left (\cos ^3\left (x^2\right )-\sin ^3\left (x^2\right )\right ) \, dx=-\frac {1}{6} \sin ^3\left (x^2\right )+\frac {\sin \left (x^2\right )}{2}-\frac {1}{6} \cos ^3\left (x^2\right )+\frac {\cos \left (x^2\right )}{2} \]
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Rule 14
Rule 2713
Rule 3460
Rule 3461
Rubi steps \begin{align*} \text {integral}& = \int \left (x \cos ^3\left (x^2\right )-x \sin ^3\left (x^2\right )\right ) \, dx \\ & = \int x \cos ^3\left (x^2\right ) \, dx-\int x \sin ^3\left (x^2\right ) \, dx \\ & = \frac {1}{2} \text {Subst}\left (\int \cos ^3(x) \, dx,x,x^2\right )-\frac {1}{2} \text {Subst}\left (\int \sin ^3(x) \, dx,x,x^2\right ) \\ & = \frac {1}{2} \text {Subst}\left (\int \left (1-x^2\right ) \, dx,x,\cos \left (x^2\right )\right )-\frac {1}{2} \text {Subst}\left (\int \left (1-x^2\right ) \, dx,x,-\sin \left (x^2\right )\right ) \\ & = \frac {\cos \left (x^2\right )}{2}-\frac {1}{6} \cos ^3\left (x^2\right )+\frac {\sin \left (x^2\right )}{2}-\frac {1}{6} \sin ^3\left (x^2\right ) \\ \end{align*}
Time = 0.05 (sec) , antiderivative size = 37, normalized size of antiderivative = 1.00 \[ \int x \left (\cos ^3\left (x^2\right )-\sin ^3\left (x^2\right )\right ) \, dx=\frac {3 \cos \left (x^2\right )}{8}-\frac {1}{24} \cos \left (3 x^2\right )+\frac {\sin \left (x^2\right )}{2}-\frac {1}{6} \sin ^3\left (x^2\right ) \]
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Time = 2.11 (sec) , antiderivative size = 30, normalized size of antiderivative = 0.81
method | result | size |
derivativedivides | \(\frac {\left (2+\cos \left (x^{2}\right )^{2}\right ) \sin \left (x^{2}\right )}{6}+\frac {\left (2+\sin \left (x^{2}\right )^{2}\right ) \cos \left (x^{2}\right )}{6}\) | \(30\) |
default | \(\frac {\left (2+\cos \left (x^{2}\right )^{2}\right ) \sin \left (x^{2}\right )}{6}+\frac {\left (2+\sin \left (x^{2}\right )^{2}\right ) \cos \left (x^{2}\right )}{6}\) | \(30\) |
risch | \(\frac {3 \cos \left (x^{2}\right )}{8}+\frac {3 \sin \left (x^{2}\right )}{8}-\frac {\cos \left (3 x^{2}\right )}{24}+\frac {\sin \left (3 x^{2}\right )}{24}\) | \(30\) |
parts | \(\frac {\left (2+\cos \left (x^{2}\right )^{2}\right ) \sin \left (x^{2}\right )}{6}+\frac {\left (2+\sin \left (x^{2}\right )^{2}\right ) \cos \left (x^{2}\right )}{6}\) | \(30\) |
norman | \(\frac {\tan \left (\frac {x^{2}}{2}\right )^{5}+2 \tan \left (\frac {x^{2}}{2}\right )^{2}+\frac {2 \tan \left (\frac {x^{2}}{2}\right )^{3}}{3}+\frac {2}{3}+\tan \left (\frac {x^{2}}{2}\right )}{{\left (1+\tan \left (\frac {x^{2}}{2}\right )^{2}\right )}^{3}}\) | \(50\) |
parallelrisch | \(\frac {2+3 \tan \left (\frac {x^{2}}{2}\right )^{5}+2 \tan \left (\frac {x^{2}}{2}\right )^{3}+6 \tan \left (\frac {x^{2}}{2}\right )^{2}+3 \tan \left (\frac {x^{2}}{2}\right )}{3 {\left (1+\tan \left (\frac {x^{2}}{2}\right )^{2}\right )}^{3}}\) | \(55\) |
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Time = 0.26 (sec) , antiderivative size = 29, normalized size of antiderivative = 0.78 \[ \int x \left (\cos ^3\left (x^2\right )-\sin ^3\left (x^2\right )\right ) \, dx=-\frac {1}{6} \, \cos \left (x^{2}\right )^{3} + \frac {1}{6} \, {\left (\cos \left (x^{2}\right )^{2} + 2\right )} \sin \left (x^{2}\right ) + \frac {1}{2} \, \cos \left (x^{2}\right ) \]
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Time = 0.13 (sec) , antiderivative size = 42, normalized size of antiderivative = 1.14 \[ \int x \left (\cos ^3\left (x^2\right )-\sin ^3\left (x^2\right )\right ) \, dx=\frac {\sin ^{3}{\left (x^{2} \right )}}{3} + \frac {\sin ^{2}{\left (x^{2} \right )} \cos {\left (x^{2} \right )}}{2} + \frac {\sin {\left (x^{2} \right )} \cos ^{2}{\left (x^{2} \right )}}{2} + \frac {\cos ^{3}{\left (x^{2} \right )}}{3} \]
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Time = 0.20 (sec) , antiderivative size = 29, normalized size of antiderivative = 0.78 \[ \int x \left (\cos ^3\left (x^2\right )-\sin ^3\left (x^2\right )\right ) \, dx=-\frac {1}{24} \, \cos \left (3 \, x^{2}\right ) + \frac {3}{8} \, \cos \left (x^{2}\right ) + \frac {1}{24} \, \sin \left (3 \, x^{2}\right ) + \frac {3}{8} \, \sin \left (x^{2}\right ) \]
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Time = 0.27 (sec) , antiderivative size = 29, normalized size of antiderivative = 0.78 \[ \int x \left (\cos ^3\left (x^2\right )-\sin ^3\left (x^2\right )\right ) \, dx=-\frac {1}{6} \, \cos \left (x^{2}\right )^{3} - \frac {1}{6} \, \sin \left (x^{2}\right )^{3} + \frac {1}{2} \, \cos \left (x^{2}\right ) + \frac {1}{2} \, \sin \left (x^{2}\right ) \]
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Time = 26.43 (sec) , antiderivative size = 33, normalized size of antiderivative = 0.89 \[ \int x \left (\cos ^3\left (x^2\right )-\sin ^3\left (x^2\right )\right ) \, dx=-\frac {{\cos \left (x^2\right )}^3}{6}+\frac {\sin \left (x^2\right )\,{\cos \left (x^2\right )}^2}{6}+\frac {\cos \left (x^2\right )}{2}+\frac {\sin \left (x^2\right )}{3} \]
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