Optimal. Leaf size=219 \[ \frac{3 x \tan ^{-1}(a x)^{3/2}}{8 c^3 \left (a^2 x^2+1\right )}+\frac{x \tan ^{-1}(a x)^{3/2}}{4 c^3 \left (a^2 x^2+1\right )^2}+\frac{9 \sqrt{\tan ^{-1}(a x)}}{32 a c^3 \left (a^2 x^2+1\right )}+\frac{3 \sqrt{\tan ^{-1}(a x)}}{32 a c^3 \left (a^2 x^2+1\right )^2}-\frac{3 \sqrt{\frac{\pi }{2}} \text{FresnelC}\left (2 \sqrt{\frac{2}{\pi }} \sqrt{\tan ^{-1}(a x)}\right )}{512 a c^3}-\frac{3 \sqrt{\pi } \text{FresnelC}\left (\frac{2 \sqrt{\tan ^{-1}(a x)}}{\sqrt{\pi }}\right )}{32 a c^3}+\frac{3 \tan ^{-1}(a x)^{5/2}}{20 a c^3}-\frac{45 \sqrt{\tan ^{-1}(a x)}}{256 a c^3} \]
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Rubi [A] time = 0.290959, antiderivative size = 219, normalized size of antiderivative = 1., number of steps used = 15, number of rules used = 7, integrand size = 21, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.333, Rules used = {4900, 4892, 4930, 4904, 3312, 3304, 3352} \[ \frac{3 x \tan ^{-1}(a x)^{3/2}}{8 c^3 \left (a^2 x^2+1\right )}+\frac{x \tan ^{-1}(a x)^{3/2}}{4 c^3 \left (a^2 x^2+1\right )^2}+\frac{9 \sqrt{\tan ^{-1}(a x)}}{32 a c^3 \left (a^2 x^2+1\right )}+\frac{3 \sqrt{\tan ^{-1}(a x)}}{32 a c^3 \left (a^2 x^2+1\right )^2}-\frac{3 \sqrt{\frac{\pi }{2}} \text{FresnelC}\left (2 \sqrt{\frac{2}{\pi }} \sqrt{\tan ^{-1}(a x)}\right )}{512 a c^3}-\frac{3 \sqrt{\pi } \text{FresnelC}\left (\frac{2 \sqrt{\tan ^{-1}(a x)}}{\sqrt{\pi }}\right )}{32 a c^3}+\frac{3 \tan ^{-1}(a x)^{5/2}}{20 a c^3}-\frac{45 \sqrt{\tan ^{-1}(a x)}}{256 a c^3} \]
Antiderivative was successfully verified.
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Rule 4900
Rule 4892
Rule 4930
Rule 4904
Rule 3312
Rule 3304
Rule 3352
Rubi steps
\begin{align*} \int \frac{\tan ^{-1}(a x)^{3/2}}{\left (c+a^2 c x^2\right )^3} \, dx &=\frac{3 \sqrt{\tan ^{-1}(a x)}}{32 a c^3 \left (1+a^2 x^2\right )^2}+\frac{x \tan ^{-1}(a x)^{3/2}}{4 c^3 \left (1+a^2 x^2\right )^2}-\frac{3}{64} \int \frac{1}{\left (c+a^2 c x^2\right )^3 \sqrt{\tan ^{-1}(a x)}} \, dx+\frac{3 \int \frac{\tan ^{-1}(a x)^{3/2}}{\left (c+a^2 c x^2\right )^2} \, dx}{4 c}\\ &=\frac{3 \sqrt{\tan ^{-1}(a x)}}{32 a c^3 \left (1+a^2 x^2\right )^2}+\frac{x \tan ^{-1}(a x)^{3/2}}{4 c^3 \left (1+a^2 x^2\right )^2}+\frac{3 x \tan ^{-1}(a x)^{3/2}}{8 c^3 \left (1+a^2 x^2\right )}+\frac{3 \tan ^{-1}(a x)^{5/2}}{20 a c^3}-\frac{3 \operatorname{Subst}\left (\int \frac{\cos ^4(x)}{\sqrt{x}} \, dx,x,\tan ^{-1}(a x)\right )}{64 a c^3}-\frac{(9 a) \int \frac{x \sqrt{\tan ^{-1}(a x)}}{\left (c+a^2 c x^2\right )^2} \, dx}{16 c}\\ &=\frac{3 \sqrt{\tan ^{-1}(a x)}}{32 a c^3 \left (1+a^2 x^2\right )^2}+\frac{9 \sqrt{\tan ^{-1}(a x)}}{32 a c^3 \left (1+a^2 x^2\right )}+\frac{x \tan ^{-1}(a x)^{3/2}}{4 c^3 \left (1+a^2 x^2\right )^2}+\frac{3 x \tan ^{-1}(a x)^{3/2}}{8 c^3 \left (1+a^2 x^2\right )}+\frac{3 \tan ^{-1}(a x)^{5/2}}{20 a c^3}-\frac{3 \operatorname{Subst}\left (\int \left (\frac{3}{8 \sqrt{x}}+\frac{\cos (2 x)}{2 \sqrt{x}}+\frac{\cos (4 x)}{8 \sqrt{x}}\right ) \, dx,x,\tan ^{-1}(a x)\right )}{64 a c^3}-\frac{9 \int \frac{1}{\left (c+a^2 c x^2\right )^2 \sqrt{\tan ^{-1}(a x)}} \, dx}{64 c}\\ &=-\frac{9 \sqrt{\tan ^{-1}(a x)}}{256 a c^3}+\frac{3 \sqrt{\tan ^{-1}(a x)}}{32 a c^3 \left (1+a^2 x^2\right )^2}+\frac{9 \sqrt{\tan ^{-1}(a x)}}{32 a c^3 \left (1+a^2 x^2\right )}+\frac{x \tan ^{-1}(a x)^{3/2}}{4 c^3 \left (1+a^2 x^2\right )^2}+\frac{3 x \tan ^{-1}(a x)^{3/2}}{8 c^3 \left (1+a^2 x^2\right )}+\frac{3 \tan ^{-1}(a x)^{5/2}}{20 a c^3}-\frac{3 \operatorname{Subst}\left (\int \frac{\cos (4 x)}{\sqrt{x}} \, dx,x,\tan ^{-1}(a x)\right )}{512 a c^3}-\frac{3 \operatorname{Subst}\left (\int \frac{\cos (2 x)}{\sqrt{x}} \, dx,x,\tan ^{-1}(a x)\right )}{128 a c^3}-\frac{9 \operatorname{Subst}\left (\int \frac{\cos ^2(x)}{\sqrt{x}} \, dx,x,\tan ^{-1}(a x)\right )}{64 a c^3}\\ &=-\frac{9 \sqrt{\tan ^{-1}(a x)}}{256 a c^3}+\frac{3 \sqrt{\tan ^{-1}(a x)}}{32 a c^3 \left (1+a^2 x^2\right )^2}+\frac{9 \sqrt{\tan ^{-1}(a x)}}{32 a c^3 \left (1+a^2 x^2\right )}+\frac{x \tan ^{-1}(a x)^{3/2}}{4 c^3 \left (1+a^2 x^2\right )^2}+\frac{3 x \tan ^{-1}(a x)^{3/2}}{8 c^3 \left (1+a^2 x^2\right )}+\frac{3 \tan ^{-1}(a x)^{5/2}}{20 a c^3}-\frac{3 \operatorname{Subst}\left (\int \cos \left (4 x^2\right ) \, dx,x,\sqrt{\tan ^{-1}(a x)}\right )}{256 a c^3}-\frac{3 \operatorname{Subst}\left (\int \cos \left (2 x^2\right ) \, dx,x,\sqrt{\tan ^{-1}(a x)}\right )}{64 a c^3}-\frac{9 \operatorname{Subst}\left (\int \left (\frac{1}{2 \sqrt{x}}+\frac{\cos (2 x)}{2 \sqrt{x}}\right ) \, dx,x,\tan ^{-1}(a x)\right )}{64 a c^3}\\ &=-\frac{45 \sqrt{\tan ^{-1}(a x)}}{256 a c^3}+\frac{3 \sqrt{\tan ^{-1}(a x)}}{32 a c^3 \left (1+a^2 x^2\right )^2}+\frac{9 \sqrt{\tan ^{-1}(a x)}}{32 a c^3 \left (1+a^2 x^2\right )}+\frac{x \tan ^{-1}(a x)^{3/2}}{4 c^3 \left (1+a^2 x^2\right )^2}+\frac{3 x \tan ^{-1}(a x)^{3/2}}{8 c^3 \left (1+a^2 x^2\right )}+\frac{3 \tan ^{-1}(a x)^{5/2}}{20 a c^3}-\frac{3 \sqrt{\frac{\pi }{2}} C\left (2 \sqrt{\frac{2}{\pi }} \sqrt{\tan ^{-1}(a x)}\right )}{512 a c^3}-\frac{3 \sqrt{\pi } C\left (\frac{2 \sqrt{\tan ^{-1}(a x)}}{\sqrt{\pi }}\right )}{128 a c^3}-\frac{9 \operatorname{Subst}\left (\int \frac{\cos (2 x)}{\sqrt{x}} \, dx,x,\tan ^{-1}(a x)\right )}{128 a c^3}\\ &=-\frac{45 \sqrt{\tan ^{-1}(a x)}}{256 a c^3}+\frac{3 \sqrt{\tan ^{-1}(a x)}}{32 a c^3 \left (1+a^2 x^2\right )^2}+\frac{9 \sqrt{\tan ^{-1}(a x)}}{32 a c^3 \left (1+a^2 x^2\right )}+\frac{x \tan ^{-1}(a x)^{3/2}}{4 c^3 \left (1+a^2 x^2\right )^2}+\frac{3 x \tan ^{-1}(a x)^{3/2}}{8 c^3 \left (1+a^2 x^2\right )}+\frac{3 \tan ^{-1}(a x)^{5/2}}{20 a c^3}-\frac{3 \sqrt{\frac{\pi }{2}} C\left (2 \sqrt{\frac{2}{\pi }} \sqrt{\tan ^{-1}(a x)}\right )}{512 a c^3}-\frac{3 \sqrt{\pi } C\left (\frac{2 \sqrt{\tan ^{-1}(a x)}}{\sqrt{\pi }}\right )}{128 a c^3}-\frac{9 \operatorname{Subst}\left (\int \cos \left (2 x^2\right ) \, dx,x,\sqrt{\tan ^{-1}(a x)}\right )}{64 a c^3}\\ &=-\frac{45 \sqrt{\tan ^{-1}(a x)}}{256 a c^3}+\frac{3 \sqrt{\tan ^{-1}(a x)}}{32 a c^3 \left (1+a^2 x^2\right )^2}+\frac{9 \sqrt{\tan ^{-1}(a x)}}{32 a c^3 \left (1+a^2 x^2\right )}+\frac{x \tan ^{-1}(a x)^{3/2}}{4 c^3 \left (1+a^2 x^2\right )^2}+\frac{3 x \tan ^{-1}(a x)^{3/2}}{8 c^3 \left (1+a^2 x^2\right )}+\frac{3 \tan ^{-1}(a x)^{5/2}}{20 a c^3}-\frac{3 \sqrt{\frac{\pi }{2}} C\left (2 \sqrt{\frac{2}{\pi }} \sqrt{\tan ^{-1}(a x)}\right )}{512 a c^3}-\frac{3 \sqrt{\pi } C\left (\frac{2 \sqrt{\tan ^{-1}(a x)}}{\sqrt{\pi }}\right )}{32 a c^3}\\ \end{align*}
Mathematica [A] time = 0.571426, size = 123, normalized size = 0.56 \[ \frac{-15 \sqrt{2 \pi } \text{FresnelC}\left (2 \sqrt{\frac{2}{\pi }} \sqrt{\tan ^{-1}(a x)}\right )-480 \sqrt{\pi } \text{FresnelC}\left (\frac{2 \sqrt{\tan ^{-1}(a x)}}{\sqrt{\pi }}\right )+4 \sqrt{\tan ^{-1}(a x)} \left (8 \tan ^{-1}(a x) \left (24 \tan ^{-1}(a x)+40 \sin \left (2 \tan ^{-1}(a x)\right )+5 \sin \left (4 \tan ^{-1}(a x)\right )\right )+240 \cos \left (2 \tan ^{-1}(a x)\right )+15 \cos \left (4 \tan ^{-1}(a x)\right )\right )}{5120 a c^3} \]
Antiderivative was successfully verified.
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Maple [A] time = 0.118, size = 132, normalized size = 0.6 \begin{align*}{\frac{1}{5120\,a{c}^{3}} \left ( 768\, \left ( \arctan \left ( ax \right ) \right ) ^{3}+1280\, \left ( \arctan \left ( ax \right ) \right ) ^{2}\sin \left ( 2\,\arctan \left ( ax \right ) \right ) +160\, \left ( \arctan \left ( ax \right ) \right ) ^{2}\sin \left ( 4\,\arctan \left ( ax \right ) \right ) -15\,\sqrt{2}\sqrt{\arctan \left ( ax \right ) }\sqrt{\pi }{\it FresnelC} \left ( 2\,{\frac{\sqrt{2}\sqrt{\arctan \left ( ax \right ) }}{\sqrt{\pi }}} \right ) +60\,\cos \left ( 4\,\arctan \left ( ax \right ) \right ) \arctan \left ( ax \right ) +960\,\cos \left ( 2\,\arctan \left ( ax \right ) \right ) \arctan \left ( ax \right ) -480\,\sqrt{\arctan \left ( ax \right ) }\sqrt{\pi }{\it FresnelC} \left ( 2\,{\frac{\sqrt{\arctan \left ( ax \right ) }}{\sqrt{\pi }}} \right ) \right ){\frac{1}{\sqrt{\arctan \left ( ax \right ) }}}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [F(-2)] time = 0., size = 0, normalized size = 0. \begin{align*} \text{Exception raised: RuntimeError} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [F(-2)] time = 0., size = 0, normalized size = 0. \begin{align*} \text{Exception raised: UnboundLocalError} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [F] time = 0., size = 0, normalized size = 0. \begin{align*} \frac{\int \frac{\operatorname{atan}^{\frac{3}{2}}{\left (a x \right )}}{a^{6} x^{6} + 3 a^{4} x^{4} + 3 a^{2} x^{2} + 1}\, dx}{c^{3}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [F] time = 0., size = 0, normalized size = 0. \begin{align*} \int \frac{\arctan \left (a x\right )^{\frac{3}{2}}}{{\left (a^{2} c x^{2} + c\right )}^{3}}\,{d x} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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