Optimal. Leaf size=37 \[ -\frac{1}{6} \sin ^3\left (x^2\right )+\frac{\sin \left (x^2\right )}{2}-\frac{1}{6} \cos ^3\left (x^2\right )+\frac{\cos \left (x^2\right )}{2} \]
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Rubi [A] time = 0.0335579, antiderivative size = 37, normalized size of antiderivative = 1., number of steps used = 8, number of rules used = 4, integrand size = 17, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.235, Rules used = {14, 3380, 2633, 3379} \[ -\frac{1}{6} \sin ^3\left (x^2\right )+\frac{\sin \left (x^2\right )}{2}-\frac{1}{6} \cos ^3\left (x^2\right )+\frac{\cos \left (x^2\right )}{2} \]
Antiderivative was successfully verified.
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Rule 14
Rule 3380
Rule 2633
Rule 3379
Rubi steps
\begin{align*} \int x \left (\cos ^3\left (x^2\right )-\sin ^3\left (x^2\right )\right ) \, dx &=\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} \operatorname{Subst}\left (\int \cos ^3(x) \, dx,x,x^2\right )-\frac{1}{2} \operatorname{Subst}\left (\int \sin ^3(x) \, dx,x,x^2\right )\\ &=\frac{1}{2} \operatorname{Subst}\left (\int \left (1-x^2\right ) \, dx,x,\cos \left (x^2\right )\right )-\frac{1}{2} \operatorname{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*}
Mathematica [A] time = 0.0230532, size = 37, normalized size = 1. \[ -\frac{1}{6} \sin ^3\left (x^2\right )+\frac{\sin \left (x^2\right )}{2}+\frac{3 \cos \left (x^2\right )}{8}-\frac{1}{24} \cos \left (3 x^2\right ) \]
Antiderivative was successfully verified.
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Maple [A] time = 0.024, size = 30, normalized size = 0.8 \begin{align*}{\frac{ \left ( 2+ \left ( \cos \left ({x}^{2} \right ) \right ) ^{2} \right ) \sin \left ({x}^{2} \right ) }{6}}+{\frac{ \left ( 2+ \left ( \sin \left ({x}^{2} \right ) \right ) ^{2} \right ) \cos \left ({x}^{2} \right ) }{6}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A] time = 0.968764, size = 39, normalized size = 1.05 \begin{align*} -\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 ) \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A] time = 2.08791, size = 86, normalized size = 2.32 \begin{align*} -\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 ) \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [A] time = 0.609055, size = 42, normalized size = 1.14 \begin{align*} \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} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A] time = 1.07506, size = 39, normalized size = 1.05 \begin{align*} -\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 ) \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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