Optimal. Leaf size=493 \[ \frac{6 i a \sqrt{a^2 x^2+1} \tan ^{-1}(a x) \text{PolyLog}\left (2,-e^{i \tan ^{-1}(a x)}\right )}{c^2 \sqrt{a^2 c x^2+c}}-\frac{6 i a \sqrt{a^2 x^2+1} \tan ^{-1}(a x) \text{PolyLog}\left (2,e^{i \tan ^{-1}(a x)}\right )}{c^2 \sqrt{a^2 c x^2+c}}-\frac{6 a \sqrt{a^2 x^2+1} \text{PolyLog}\left (3,-e^{i \tan ^{-1}(a x)}\right )}{c^2 \sqrt{a^2 c x^2+c}}+\frac{6 a \sqrt{a^2 x^2+1} \text{PolyLog}\left (3,e^{i \tan ^{-1}(a x)}\right )}{c^2 \sqrt{a^2 c x^2+c}}+\frac{94 a}{9 c^2 \sqrt{a^2 c x^2+c}}-\frac{\sqrt{a^2 c x^2+c} \tan ^{-1}(a x)^3}{c^3 x}-\frac{5 a^2 x \tan ^{-1}(a x)^3}{3 c^2 \sqrt{a^2 c x^2+c}}-\frac{5 a \tan ^{-1}(a x)^2}{c^2 \sqrt{a^2 c x^2+c}}+\frac{94 a^2 x \tan ^{-1}(a x)}{9 c^2 \sqrt{a^2 c x^2+c}}-\frac{6 a \sqrt{a^2 x^2+1} \tan ^{-1}(a x)^2 \tanh ^{-1}\left (e^{i \tan ^{-1}(a x)}\right )}{c^2 \sqrt{a^2 c x^2+c}}+\frac{2 a}{27 c \left (a^2 c x^2+c\right )^{3/2}}-\frac{a^2 x \tan ^{-1}(a x)^3}{3 c \left (a^2 c x^2+c\right )^{3/2}}-\frac{a \tan ^{-1}(a x)^2}{3 c \left (a^2 c x^2+c\right )^{3/2}}+\frac{2 a^2 x \tan ^{-1}(a x)}{9 c \left (a^2 c x^2+c\right )^{3/2}} \]
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Rubi [A] time = 0.951968, antiderivative size = 493, normalized size of antiderivative = 1., number of steps used = 19, number of rules used = 12, integrand size = 24, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.5, Rules used = {4966, 4944, 4958, 4956, 4183, 2531, 2282, 6589, 4898, 4894, 4900, 4896} \[ \frac{6 i a \sqrt{a^2 x^2+1} \tan ^{-1}(a x) \text{PolyLog}\left (2,-e^{i \tan ^{-1}(a x)}\right )}{c^2 \sqrt{a^2 c x^2+c}}-\frac{6 i a \sqrt{a^2 x^2+1} \tan ^{-1}(a x) \text{PolyLog}\left (2,e^{i \tan ^{-1}(a x)}\right )}{c^2 \sqrt{a^2 c x^2+c}}-\frac{6 a \sqrt{a^2 x^2+1} \text{PolyLog}\left (3,-e^{i \tan ^{-1}(a x)}\right )}{c^2 \sqrt{a^2 c x^2+c}}+\frac{6 a \sqrt{a^2 x^2+1} \text{PolyLog}\left (3,e^{i \tan ^{-1}(a x)}\right )}{c^2 \sqrt{a^2 c x^2+c}}+\frac{94 a}{9 c^2 \sqrt{a^2 c x^2+c}}-\frac{\sqrt{a^2 c x^2+c} \tan ^{-1}(a x)^3}{c^3 x}-\frac{5 a^2 x \tan ^{-1}(a x)^3}{3 c^2 \sqrt{a^2 c x^2+c}}-\frac{5 a \tan ^{-1}(a x)^2}{c^2 \sqrt{a^2 c x^2+c}}+\frac{94 a^2 x \tan ^{-1}(a x)}{9 c^2 \sqrt{a^2 c x^2+c}}-\frac{6 a \sqrt{a^2 x^2+1} \tan ^{-1}(a x)^2 \tanh ^{-1}\left (e^{i \tan ^{-1}(a x)}\right )}{c^2 \sqrt{a^2 c x^2+c}}+\frac{2 a}{27 c \left (a^2 c x^2+c\right )^{3/2}}-\frac{a^2 x \tan ^{-1}(a x)^3}{3 c \left (a^2 c x^2+c\right )^{3/2}}-\frac{a \tan ^{-1}(a x)^2}{3 c \left (a^2 c x^2+c\right )^{3/2}}+\frac{2 a^2 x \tan ^{-1}(a x)}{9 c \left (a^2 c x^2+c\right )^{3/2}} \]
Antiderivative was successfully verified.
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Rule 4966
Rule 4944
Rule 4958
Rule 4956
Rule 4183
Rule 2531
Rule 2282
Rule 6589
Rule 4898
Rule 4894
Rule 4900
Rule 4896
Rubi steps
\begin{align*} \int \frac{\tan ^{-1}(a x)^3}{x^2 \left (c+a^2 c x^2\right )^{5/2}} \, dx &=-\left (a^2 \int \frac{\tan ^{-1}(a x)^3}{\left (c+a^2 c x^2\right )^{5/2}} \, dx\right )+\frac{\int \frac{\tan ^{-1}(a x)^3}{x^2 \left (c+a^2 c x^2\right )^{3/2}} \, dx}{c}\\ &=-\frac{a \tan ^{-1}(a x)^2}{3 c \left (c+a^2 c x^2\right )^{3/2}}-\frac{a^2 x \tan ^{-1}(a x)^3}{3 c \left (c+a^2 c x^2\right )^{3/2}}+\frac{1}{3} \left (2 a^2\right ) \int \frac{\tan ^{-1}(a x)}{\left (c+a^2 c x^2\right )^{5/2}} \, dx+\frac{\int \frac{\tan ^{-1}(a x)^3}{x^2 \sqrt{c+a^2 c x^2}} \, dx}{c^2}-\frac{\left (2 a^2\right ) \int \frac{\tan ^{-1}(a x)^3}{\left (c+a^2 c x^2\right )^{3/2}} \, dx}{3 c}-\frac{a^2 \int \frac{\tan ^{-1}(a x)^3}{\left (c+a^2 c x^2\right )^{3/2}} \, dx}{c}\\ &=\frac{2 a}{27 c \left (c+a^2 c x^2\right )^{3/2}}+\frac{2 a^2 x \tan ^{-1}(a x)}{9 c \left (c+a^2 c x^2\right )^{3/2}}-\frac{a \tan ^{-1}(a x)^2}{3 c \left (c+a^2 c x^2\right )^{3/2}}-\frac{5 a \tan ^{-1}(a x)^2}{c^2 \sqrt{c+a^2 c x^2}}-\frac{a^2 x \tan ^{-1}(a x)^3}{3 c \left (c+a^2 c x^2\right )^{3/2}}-\frac{5 a^2 x \tan ^{-1}(a x)^3}{3 c^2 \sqrt{c+a^2 c x^2}}-\frac{\sqrt{c+a^2 c x^2} \tan ^{-1}(a x)^3}{c^3 x}+\frac{(3 a) \int \frac{\tan ^{-1}(a x)^2}{x \sqrt{c+a^2 c x^2}} \, dx}{c^2}+\frac{\left (4 a^2\right ) \int \frac{\tan ^{-1}(a x)}{\left (c+a^2 c x^2\right )^{3/2}} \, dx}{9 c}+\frac{\left (4 a^2\right ) \int \frac{\tan ^{-1}(a x)}{\left (c+a^2 c x^2\right )^{3/2}} \, dx}{c}+\frac{\left (6 a^2\right ) \int \frac{\tan ^{-1}(a x)}{\left (c+a^2 c x^2\right )^{3/2}} \, dx}{c}\\ &=\frac{2 a}{27 c \left (c+a^2 c x^2\right )^{3/2}}+\frac{94 a}{9 c^2 \sqrt{c+a^2 c x^2}}+\frac{2 a^2 x \tan ^{-1}(a x)}{9 c \left (c+a^2 c x^2\right )^{3/2}}+\frac{94 a^2 x \tan ^{-1}(a x)}{9 c^2 \sqrt{c+a^2 c x^2}}-\frac{a \tan ^{-1}(a x)^2}{3 c \left (c+a^2 c x^2\right )^{3/2}}-\frac{5 a \tan ^{-1}(a x)^2}{c^2 \sqrt{c+a^2 c x^2}}-\frac{a^2 x \tan ^{-1}(a x)^3}{3 c \left (c+a^2 c x^2\right )^{3/2}}-\frac{5 a^2 x \tan ^{-1}(a x)^3}{3 c^2 \sqrt{c+a^2 c x^2}}-\frac{\sqrt{c+a^2 c x^2} \tan ^{-1}(a x)^3}{c^3 x}+\frac{\left (3 a \sqrt{1+a^2 x^2}\right ) \int \frac{\tan ^{-1}(a x)^2}{x \sqrt{1+a^2 x^2}} \, dx}{c^2 \sqrt{c+a^2 c x^2}}\\ &=\frac{2 a}{27 c \left (c+a^2 c x^2\right )^{3/2}}+\frac{94 a}{9 c^2 \sqrt{c+a^2 c x^2}}+\frac{2 a^2 x \tan ^{-1}(a x)}{9 c \left (c+a^2 c x^2\right )^{3/2}}+\frac{94 a^2 x \tan ^{-1}(a x)}{9 c^2 \sqrt{c+a^2 c x^2}}-\frac{a \tan ^{-1}(a x)^2}{3 c \left (c+a^2 c x^2\right )^{3/2}}-\frac{5 a \tan ^{-1}(a x)^2}{c^2 \sqrt{c+a^2 c x^2}}-\frac{a^2 x \tan ^{-1}(a x)^3}{3 c \left (c+a^2 c x^2\right )^{3/2}}-\frac{5 a^2 x \tan ^{-1}(a x)^3}{3 c^2 \sqrt{c+a^2 c x^2}}-\frac{\sqrt{c+a^2 c x^2} \tan ^{-1}(a x)^3}{c^3 x}+\frac{\left (3 a \sqrt{1+a^2 x^2}\right ) \operatorname{Subst}\left (\int x^2 \csc (x) \, dx,x,\tan ^{-1}(a x)\right )}{c^2 \sqrt{c+a^2 c x^2}}\\ &=\frac{2 a}{27 c \left (c+a^2 c x^2\right )^{3/2}}+\frac{94 a}{9 c^2 \sqrt{c+a^2 c x^2}}+\frac{2 a^2 x \tan ^{-1}(a x)}{9 c \left (c+a^2 c x^2\right )^{3/2}}+\frac{94 a^2 x \tan ^{-1}(a x)}{9 c^2 \sqrt{c+a^2 c x^2}}-\frac{a \tan ^{-1}(a x)^2}{3 c \left (c+a^2 c x^2\right )^{3/2}}-\frac{5 a \tan ^{-1}(a x)^2}{c^2 \sqrt{c+a^2 c x^2}}-\frac{a^2 x \tan ^{-1}(a x)^3}{3 c \left (c+a^2 c x^2\right )^{3/2}}-\frac{5 a^2 x \tan ^{-1}(a x)^3}{3 c^2 \sqrt{c+a^2 c x^2}}-\frac{\sqrt{c+a^2 c x^2} \tan ^{-1}(a x)^3}{c^3 x}-\frac{6 a \sqrt{1+a^2 x^2} \tan ^{-1}(a x)^2 \tanh ^{-1}\left (e^{i \tan ^{-1}(a x)}\right )}{c^2 \sqrt{c+a^2 c x^2}}-\frac{\left (6 a \sqrt{1+a^2 x^2}\right ) \operatorname{Subst}\left (\int x \log \left (1-e^{i x}\right ) \, dx,x,\tan ^{-1}(a x)\right )}{c^2 \sqrt{c+a^2 c x^2}}+\frac{\left (6 a \sqrt{1+a^2 x^2}\right ) \operatorname{Subst}\left (\int x \log \left (1+e^{i x}\right ) \, dx,x,\tan ^{-1}(a x)\right )}{c^2 \sqrt{c+a^2 c x^2}}\\ &=\frac{2 a}{27 c \left (c+a^2 c x^2\right )^{3/2}}+\frac{94 a}{9 c^2 \sqrt{c+a^2 c x^2}}+\frac{2 a^2 x \tan ^{-1}(a x)}{9 c \left (c+a^2 c x^2\right )^{3/2}}+\frac{94 a^2 x \tan ^{-1}(a x)}{9 c^2 \sqrt{c+a^2 c x^2}}-\frac{a \tan ^{-1}(a x)^2}{3 c \left (c+a^2 c x^2\right )^{3/2}}-\frac{5 a \tan ^{-1}(a x)^2}{c^2 \sqrt{c+a^2 c x^2}}-\frac{a^2 x \tan ^{-1}(a x)^3}{3 c \left (c+a^2 c x^2\right )^{3/2}}-\frac{5 a^2 x \tan ^{-1}(a x)^3}{3 c^2 \sqrt{c+a^2 c x^2}}-\frac{\sqrt{c+a^2 c x^2} \tan ^{-1}(a x)^3}{c^3 x}-\frac{6 a \sqrt{1+a^2 x^2} \tan ^{-1}(a x)^2 \tanh ^{-1}\left (e^{i \tan ^{-1}(a x)}\right )}{c^2 \sqrt{c+a^2 c x^2}}+\frac{6 i a \sqrt{1+a^2 x^2} \tan ^{-1}(a x) \text{Li}_2\left (-e^{i \tan ^{-1}(a x)}\right )}{c^2 \sqrt{c+a^2 c x^2}}-\frac{6 i a \sqrt{1+a^2 x^2} \tan ^{-1}(a x) \text{Li}_2\left (e^{i \tan ^{-1}(a x)}\right )}{c^2 \sqrt{c+a^2 c x^2}}-\frac{\left (6 i a \sqrt{1+a^2 x^2}\right ) \operatorname{Subst}\left (\int \text{Li}_2\left (-e^{i x}\right ) \, dx,x,\tan ^{-1}(a x)\right )}{c^2 \sqrt{c+a^2 c x^2}}+\frac{\left (6 i a \sqrt{1+a^2 x^2}\right ) \operatorname{Subst}\left (\int \text{Li}_2\left (e^{i x}\right ) \, dx,x,\tan ^{-1}(a x)\right )}{c^2 \sqrt{c+a^2 c x^2}}\\ &=\frac{2 a}{27 c \left (c+a^2 c x^2\right )^{3/2}}+\frac{94 a}{9 c^2 \sqrt{c+a^2 c x^2}}+\frac{2 a^2 x \tan ^{-1}(a x)}{9 c \left (c+a^2 c x^2\right )^{3/2}}+\frac{94 a^2 x \tan ^{-1}(a x)}{9 c^2 \sqrt{c+a^2 c x^2}}-\frac{a \tan ^{-1}(a x)^2}{3 c \left (c+a^2 c x^2\right )^{3/2}}-\frac{5 a \tan ^{-1}(a x)^2}{c^2 \sqrt{c+a^2 c x^2}}-\frac{a^2 x \tan ^{-1}(a x)^3}{3 c \left (c+a^2 c x^2\right )^{3/2}}-\frac{5 a^2 x \tan ^{-1}(a x)^3}{3 c^2 \sqrt{c+a^2 c x^2}}-\frac{\sqrt{c+a^2 c x^2} \tan ^{-1}(a x)^3}{c^3 x}-\frac{6 a \sqrt{1+a^2 x^2} \tan ^{-1}(a x)^2 \tanh ^{-1}\left (e^{i \tan ^{-1}(a x)}\right )}{c^2 \sqrt{c+a^2 c x^2}}+\frac{6 i a \sqrt{1+a^2 x^2} \tan ^{-1}(a x) \text{Li}_2\left (-e^{i \tan ^{-1}(a x)}\right )}{c^2 \sqrt{c+a^2 c x^2}}-\frac{6 i a \sqrt{1+a^2 x^2} \tan ^{-1}(a x) \text{Li}_2\left (e^{i \tan ^{-1}(a x)}\right )}{c^2 \sqrt{c+a^2 c x^2}}-\frac{\left (6 a \sqrt{1+a^2 x^2}\right ) \operatorname{Subst}\left (\int \frac{\text{Li}_2(-x)}{x} \, dx,x,e^{i \tan ^{-1}(a x)}\right )}{c^2 \sqrt{c+a^2 c x^2}}+\frac{\left (6 a \sqrt{1+a^2 x^2}\right ) \operatorname{Subst}\left (\int \frac{\text{Li}_2(x)}{x} \, dx,x,e^{i \tan ^{-1}(a x)}\right )}{c^2 \sqrt{c+a^2 c x^2}}\\ &=\frac{2 a}{27 c \left (c+a^2 c x^2\right )^{3/2}}+\frac{94 a}{9 c^2 \sqrt{c+a^2 c x^2}}+\frac{2 a^2 x \tan ^{-1}(a x)}{9 c \left (c+a^2 c x^2\right )^{3/2}}+\frac{94 a^2 x \tan ^{-1}(a x)}{9 c^2 \sqrt{c+a^2 c x^2}}-\frac{a \tan ^{-1}(a x)^2}{3 c \left (c+a^2 c x^2\right )^{3/2}}-\frac{5 a \tan ^{-1}(a x)^2}{c^2 \sqrt{c+a^2 c x^2}}-\frac{a^2 x \tan ^{-1}(a x)^3}{3 c \left (c+a^2 c x^2\right )^{3/2}}-\frac{5 a^2 x \tan ^{-1}(a x)^3}{3 c^2 \sqrt{c+a^2 c x^2}}-\frac{\sqrt{c+a^2 c x^2} \tan ^{-1}(a x)^3}{c^3 x}-\frac{6 a \sqrt{1+a^2 x^2} \tan ^{-1}(a x)^2 \tanh ^{-1}\left (e^{i \tan ^{-1}(a x)}\right )}{c^2 \sqrt{c+a^2 c x^2}}+\frac{6 i a \sqrt{1+a^2 x^2} \tan ^{-1}(a x) \text{Li}_2\left (-e^{i \tan ^{-1}(a x)}\right )}{c^2 \sqrt{c+a^2 c x^2}}-\frac{6 i a \sqrt{1+a^2 x^2} \tan ^{-1}(a x) \text{Li}_2\left (e^{i \tan ^{-1}(a x)}\right )}{c^2 \sqrt{c+a^2 c x^2}}-\frac{6 a \sqrt{1+a^2 x^2} \text{Li}_3\left (-e^{i \tan ^{-1}(a x)}\right )}{c^2 \sqrt{c+a^2 c x^2}}+\frac{6 a \sqrt{1+a^2 x^2} \text{Li}_3\left (e^{i \tan ^{-1}(a x)}\right )}{c^2 \sqrt{c+a^2 c x^2}}\\ \end{align*}
Mathematica [A] time = 2.32763, size = 399, normalized size = 0.81 \[ -\frac{a \left (-648 i \sqrt{a^2 x^2+1} \tan ^{-1}(a x) \text{PolyLog}\left (2,-e^{i \tan ^{-1}(a x)}\right )+648 i \sqrt{a^2 x^2+1} \tan ^{-1}(a x) \text{PolyLog}\left (2,e^{i \tan ^{-1}(a x)}\right )+648 \sqrt{a^2 x^2+1} \text{PolyLog}\left (3,-e^{i \tan ^{-1}(a x)}\right )-648 \sqrt{a^2 x^2+1} \text{PolyLog}\left (3,e^{i \tan ^{-1}(a x)}\right )+54 \sqrt{a^2 x^2+1} \tan \left (\frac{1}{2} \tan ^{-1}(a x)\right ) \tan ^{-1}(a x)^3-324 \sqrt{a^2 x^2+1} \tan ^{-1}(a x)^2 \log \left (1-e^{i \tan ^{-1}(a x)}\right )+324 \sqrt{a^2 x^2+1} \tan ^{-1}(a x)^2 \log \left (1+e^{i \tan ^{-1}(a x)}\right )+9 \sqrt{a^2 x^2+1} \tan ^{-1}(a x)^3 \sin \left (3 \tan ^{-1}(a x)\right )-6 \sqrt{a^2 x^2+1} \tan ^{-1}(a x) \sin \left (3 \tan ^{-1}(a x)\right )+9 \sqrt{a^2 x^2+1} \tan ^{-1}(a x)^2 \cos \left (3 \tan ^{-1}(a x)\right )-2 \sqrt{a^2 x^2+1} \cos \left (3 \tan ^{-1}(a x)\right )+189 a x \tan ^{-1}(a x)^3+567 \tan ^{-1}(a x)^2-1134 a x \tan ^{-1}(a x)+27 a x \tan ^{-1}(a x)^3 \csc ^2\left (\frac{1}{2} \tan ^{-1}(a x)\right )-1134\right )}{108 c^2 \sqrt{a^2 c x^2+c}} \]
Warning: Unable to verify antiderivative.
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Maple [A] time = 0.362, size = 528, normalized size = 1.1 \begin{align*} \text{result too large to display} \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: ValueError} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [F] time = 0., size = 0, normalized size = 0. \begin{align*}{\rm integral}\left (\frac{\sqrt{a^{2} c x^{2} + c} \arctan \left (a x\right )^{3}}{a^{6} c^{3} x^{8} + 3 \, a^{4} c^{3} x^{6} + 3 \, a^{2} c^{3} x^{4} + c^{3} x^{2}}, x\right ) \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*} \int \frac{\operatorname{atan}^{3}{\left (a x \right )}}{x^{2} \left (c \left (a^{2} x^{2} + 1\right )\right )^{\frac{5}{2}}}\, dx \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [F(-2)] time = 0., size = 0, normalized size = 0. \begin{align*} \text{Exception raised: TypeError} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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