Optimal. Leaf size=113 \[ -\frac {\text {Si}\left (2 \tan ^{-1}(a x)\right )}{2 a^2 c^3}-\frac {\text {Si}\left (4 \tan ^{-1}(a x)\right )}{a^2 c^3}-\frac {x}{2 a c^3 \left (a^2 x^2+1\right )^2 \tan ^{-1}(a x)^2}+\frac {3}{2 a^2 c^3 \left (a^2 x^2+1\right ) \tan ^{-1}(a x)}-\frac {2}{a^2 c^3 \left (a^2 x^2+1\right )^2 \tan ^{-1}(a x)} \]
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Rubi [A] time = 0.45, antiderivative size = 113, normalized size of antiderivative = 1.00, number of steps used = 19, number of rules used = 7, integrand size = 20, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.350, Rules used = {4968, 4964, 4902, 4970, 4406, 12, 3299} \[ -\frac {\text {Si}\left (2 \tan ^{-1}(a x)\right )}{2 a^2 c^3}-\frac {\text {Si}\left (4 \tan ^{-1}(a x)\right )}{a^2 c^3}-\frac {x}{2 a c^3 \left (a^2 x^2+1\right )^2 \tan ^{-1}(a x)^2}+\frac {3}{2 a^2 c^3 \left (a^2 x^2+1\right ) \tan ^{-1}(a x)}-\frac {2}{a^2 c^3 \left (a^2 x^2+1\right )^2 \tan ^{-1}(a x)} \]
Antiderivative was successfully verified.
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Rule 12
Rule 3299
Rule 4406
Rule 4902
Rule 4964
Rule 4968
Rule 4970
Rubi steps
\begin {align*} \int \frac {x}{\left (c+a^2 c x^2\right )^3 \tan ^{-1}(a x)^3} \, dx &=-\frac {x}{2 a c^3 \left (1+a^2 x^2\right )^2 \tan ^{-1}(a x)^2}+\frac {\int \frac {1}{\left (c+a^2 c x^2\right )^3 \tan ^{-1}(a x)^2} \, dx}{2 a}-\frac {1}{2} (3 a) \int \frac {x^2}{\left (c+a^2 c x^2\right )^3 \tan ^{-1}(a x)^2} \, dx\\ &=-\frac {x}{2 a c^3 \left (1+a^2 x^2\right )^2 \tan ^{-1}(a x)^2}-\frac {1}{2 a^2 c^3 \left (1+a^2 x^2\right )^2 \tan ^{-1}(a x)}-2 \int \frac {x}{\left (c+a^2 c x^2\right )^3 \tan ^{-1}(a x)} \, dx+\frac {3 \int \frac {1}{\left (c+a^2 c x^2\right )^3 \tan ^{-1}(a x)^2} \, dx}{2 a}-\frac {3 \int \frac {1}{\left (c+a^2 c x^2\right )^2 \tan ^{-1}(a x)^2} \, dx}{2 a c}\\ &=-\frac {x}{2 a c^3 \left (1+a^2 x^2\right )^2 \tan ^{-1}(a x)^2}-\frac {2}{a^2 c^3 \left (1+a^2 x^2\right )^2 \tan ^{-1}(a x)}+\frac {3}{2 a^2 c^3 \left (1+a^2 x^2\right ) \tan ^{-1}(a x)}-6 \int \frac {x}{\left (c+a^2 c x^2\right )^3 \tan ^{-1}(a x)} \, dx-\frac {2 \operatorname {Subst}\left (\int \frac {\cos ^3(x) \sin (x)}{x} \, dx,x,\tan ^{-1}(a x)\right )}{a^2 c^3}+\frac {3 \int \frac {x}{\left (c+a^2 c x^2\right )^2 \tan ^{-1}(a x)} \, dx}{c}\\ &=-\frac {x}{2 a c^3 \left (1+a^2 x^2\right )^2 \tan ^{-1}(a x)^2}-\frac {2}{a^2 c^3 \left (1+a^2 x^2\right )^2 \tan ^{-1}(a x)}+\frac {3}{2 a^2 c^3 \left (1+a^2 x^2\right ) \tan ^{-1}(a x)}-\frac {2 \operatorname {Subst}\left (\int \left (\frac {\sin (2 x)}{4 x}+\frac {\sin (4 x)}{8 x}\right ) \, dx,x,\tan ^{-1}(a x)\right )}{a^2 c^3}+\frac {3 \operatorname {Subst}\left (\int \frac {\cos (x) \sin (x)}{x} \, dx,x,\tan ^{-1}(a x)\right )}{a^2 c^3}-\frac {6 \operatorname {Subst}\left (\int \frac {\cos ^3(x) \sin (x)}{x} \, dx,x,\tan ^{-1}(a x)\right )}{a^2 c^3}\\ &=-\frac {x}{2 a c^3 \left (1+a^2 x^2\right )^2 \tan ^{-1}(a x)^2}-\frac {2}{a^2 c^3 \left (1+a^2 x^2\right )^2 \tan ^{-1}(a x)}+\frac {3}{2 a^2 c^3 \left (1+a^2 x^2\right ) \tan ^{-1}(a x)}-\frac {\operatorname {Subst}\left (\int \frac {\sin (4 x)}{x} \, dx,x,\tan ^{-1}(a x)\right )}{4 a^2 c^3}-\frac {\operatorname {Subst}\left (\int \frac {\sin (2 x)}{x} \, dx,x,\tan ^{-1}(a x)\right )}{2 a^2 c^3}+\frac {3 \operatorname {Subst}\left (\int \frac {\sin (2 x)}{2 x} \, dx,x,\tan ^{-1}(a x)\right )}{a^2 c^3}-\frac {6 \operatorname {Subst}\left (\int \left (\frac {\sin (2 x)}{4 x}+\frac {\sin (4 x)}{8 x}\right ) \, dx,x,\tan ^{-1}(a x)\right )}{a^2 c^3}\\ &=-\frac {x}{2 a c^3 \left (1+a^2 x^2\right )^2 \tan ^{-1}(a x)^2}-\frac {2}{a^2 c^3 \left (1+a^2 x^2\right )^2 \tan ^{-1}(a x)}+\frac {3}{2 a^2 c^3 \left (1+a^2 x^2\right ) \tan ^{-1}(a x)}-\frac {\text {Si}\left (2 \tan ^{-1}(a x)\right )}{2 a^2 c^3}-\frac {\text {Si}\left (4 \tan ^{-1}(a x)\right )}{4 a^2 c^3}-\frac {3 \operatorname {Subst}\left (\int \frac {\sin (4 x)}{x} \, dx,x,\tan ^{-1}(a x)\right )}{4 a^2 c^3}\\ &=-\frac {x}{2 a c^3 \left (1+a^2 x^2\right )^2 \tan ^{-1}(a x)^2}-\frac {2}{a^2 c^3 \left (1+a^2 x^2\right )^2 \tan ^{-1}(a x)}+\frac {3}{2 a^2 c^3 \left (1+a^2 x^2\right ) \tan ^{-1}(a x)}-\frac {\text {Si}\left (2 \tan ^{-1}(a x)\right )}{2 a^2 c^3}-\frac {\text {Si}\left (4 \tan ^{-1}(a x)\right )}{a^2 c^3}\\ \end {align*}
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Mathematica [A] time = 0.19, size = 98, normalized size = 0.87 \[ -\frac {\left (a^2 x^2+1\right )^2 \tan ^{-1}(a x)^2 \text {Si}\left (2 \tan ^{-1}(a x)\right )+2 \left (a^2 x^2+1\right )^2 \tan ^{-1}(a x)^2 \text {Si}\left (4 \tan ^{-1}(a x)\right )-3 a^2 x^2 \tan ^{-1}(a x)+a x+\tan ^{-1}(a x)}{2 a^2 c^3 \left (a^2 x^2+1\right )^2 \tan ^{-1}(a x)^2} \]
Antiderivative was successfully verified.
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fricas [C] time = 0.43, size = 314, normalized size = 2.78 \[ \frac {{\left (-2 i \, a^{4} x^{4} - 4 i \, a^{2} x^{2} - 2 i\right )} \arctan \left (a x\right )^{2} \operatorname {log\_integral}\left (\frac {a^{4} x^{4} + 4 i \, a^{3} x^{3} - 6 \, a^{2} x^{2} - 4 i \, a x + 1}{a^{4} x^{4} + 2 \, a^{2} x^{2} + 1}\right ) + {\left (2 i \, a^{4} x^{4} + 4 i \, a^{2} x^{2} + 2 i\right )} \arctan \left (a x\right )^{2} \operatorname {log\_integral}\left (\frac {a^{4} x^{4} - 4 i \, a^{3} x^{3} - 6 \, a^{2} x^{2} + 4 i \, a x + 1}{a^{4} x^{4} + 2 \, a^{2} x^{2} + 1}\right ) + {\left (-i \, a^{4} x^{4} - 2 i \, a^{2} x^{2} - i\right )} \arctan \left (a x\right )^{2} \operatorname {log\_integral}\left (-\frac {a^{2} x^{2} + 2 i \, a x - 1}{a^{2} x^{2} + 1}\right ) + {\left (i \, a^{4} x^{4} + 2 i \, a^{2} x^{2} + i\right )} \arctan \left (a x\right )^{2} \operatorname {log\_integral}\left (-\frac {a^{2} x^{2} - 2 i \, a x - 1}{a^{2} x^{2} + 1}\right ) - 2 \, a x + 2 \, {\left (3 \, a^{2} x^{2} - 1\right )} \arctan \left (a x\right )}{4 \, {\left (a^{6} c^{3} x^{4} + 2 \, a^{4} c^{3} x^{2} + a^{2} c^{3}\right )} \arctan \left (a x\right )^{2}} \]
Verification of antiderivative is not currently implemented for this CAS.
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giac [F(-1)] time = 0.00, size = 0, normalized size = 0.00 \[ \text {Timed out} \]
Verification of antiderivative is not currently implemented for this CAS.
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maple [A] time = 0.25, size = 88, normalized size = 0.78 \[ -\frac {8 \Si \left (2 \arctan \left (a x \right )\right ) \arctan \left (a x \right )^{2}+16 \Si \left (4 \arctan \left (a x \right )\right ) \arctan \left (a x \right )^{2}+4 \cos \left (2 \arctan \left (a x \right )\right ) \arctan \left (a x \right )+4 \cos \left (4 \arctan \left (a x \right )\right ) \arctan \left (a x \right )+2 \sin \left (2 \arctan \left (a x \right )\right )+\sin \left (4 \arctan \left (a x \right )\right )}{16 a^{2} c^{3} \arctan \left (a x \right )^{2}} \]
Verification of antiderivative is not currently implemented for this CAS.
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maxima [F] time = 0.00, size = 0, normalized size = 0.00 \[ \frac {2 \, {\left (a^{6} c^{3} x^{4} + 2 \, a^{4} c^{3} x^{2} + a^{2} c^{3}\right )} \mathit {sage}_{0} x \arctan \left (a x\right )^{2} - a x + {\left (3 \, a^{2} x^{2} - 1\right )} \arctan \left (a x\right )}{2 \, {\left (a^{6} c^{3} x^{4} + 2 \, a^{4} c^{3} x^{2} + a^{2} c^{3}\right )} \arctan \left (a x\right )^{2}} \]
Verification of antiderivative is not currently implemented for this CAS.
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mupad [F] time = 0.00, size = -1, normalized size = -0.01 \[ \int \frac {x}{{\mathrm {atan}\left (a\,x\right )}^3\,{\left (c\,a^2\,x^2+c\right )}^3} \,d x \]
Verification of antiderivative is not currently implemented for this CAS.
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sympy [F] time = 0.00, size = 0, normalized size = 0.00 \[ \frac {\int \frac {x}{a^{6} x^{6} \operatorname {atan}^{3}{\left (a x \right )} + 3 a^{4} x^{4} \operatorname {atan}^{3}{\left (a x \right )} + 3 a^{2} x^{2} \operatorname {atan}^{3}{\left (a x \right )} + \operatorname {atan}^{3}{\left (a x \right )}}\, dx}{c^{3}} \]
Verification of antiderivative is not currently implemented for this CAS.
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