Optimal. Leaf size=131 \[ \frac {\text {Int}\left (\frac {1}{x^2 \sqrt {a^2 c x^2+c} \tan ^{-1}(a x)^3},x\right )}{c}+\frac {a \sqrt {a^2 x^2+1} \text {Ci}\left (\tan ^{-1}(a x)\right )}{2 c \sqrt {a^2 c x^2+c}}-\frac {a^2 x}{2 c \sqrt {a^2 c x^2+c} \tan ^{-1}(a x)}+\frac {a}{2 c \sqrt {a^2 c x^2+c} \tan ^{-1}(a x)^2} \]
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Rubi [A] time = 0.46, antiderivative size = 0, normalized size of antiderivative = 0.00, number of steps used = 0, number of rules used = 0, integrand size = 0, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.000, Rules used = {} \[ \int \frac {1}{x^2 \left (c+a^2 c x^2\right )^{3/2} \tan ^{-1}(a x)^3} \, dx \]
Verification is Not applicable to the result.
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Rubi steps
\begin {align*} \int \frac {1}{x^2 \left (c+a^2 c x^2\right )^{3/2} \tan ^{-1}(a x)^3} \, dx &=-\left (a^2 \int \frac {1}{\left (c+a^2 c x^2\right )^{3/2} \tan ^{-1}(a x)^3} \, dx\right )+\frac {\int \frac {1}{x^2 \sqrt {c+a^2 c x^2} \tan ^{-1}(a x)^3} \, dx}{c}\\ &=\frac {a}{2 c \sqrt {c+a^2 c x^2} \tan ^{-1}(a x)^2}+\frac {1}{2} a^3 \int \frac {x}{\left (c+a^2 c x^2\right )^{3/2} \tan ^{-1}(a x)^2} \, dx+\frac {\int \frac {1}{x^2 \sqrt {c+a^2 c x^2} \tan ^{-1}(a x)^3} \, dx}{c}\\ &=\frac {a}{2 c \sqrt {c+a^2 c x^2} \tan ^{-1}(a x)^2}-\frac {a^2 x}{2 c \sqrt {c+a^2 c x^2} \tan ^{-1}(a x)}+\frac {1}{2} a^2 \int \frac {1}{\left (c+a^2 c x^2\right )^{3/2} \tan ^{-1}(a x)} \, dx+\frac {\int \frac {1}{x^2 \sqrt {c+a^2 c x^2} \tan ^{-1}(a x)^3} \, dx}{c}\\ &=\frac {a}{2 c \sqrt {c+a^2 c x^2} \tan ^{-1}(a x)^2}-\frac {a^2 x}{2 c \sqrt {c+a^2 c x^2} \tan ^{-1}(a x)}+\frac {\int \frac {1}{x^2 \sqrt {c+a^2 c x^2} \tan ^{-1}(a x)^3} \, dx}{c}+\frac {\left (a^2 \sqrt {1+a^2 x^2}\right ) \int \frac {1}{\left (1+a^2 x^2\right )^{3/2} \tan ^{-1}(a x)} \, dx}{2 c \sqrt {c+a^2 c x^2}}\\ &=\frac {a}{2 c \sqrt {c+a^2 c x^2} \tan ^{-1}(a x)^2}-\frac {a^2 x}{2 c \sqrt {c+a^2 c x^2} \tan ^{-1}(a x)}+\frac {\int \frac {1}{x^2 \sqrt {c+a^2 c x^2} \tan ^{-1}(a x)^3} \, dx}{c}+\frac {\left (a \sqrt {1+a^2 x^2}\right ) \operatorname {Subst}\left (\int \frac {\cos (x)}{x} \, dx,x,\tan ^{-1}(a x)\right )}{2 c \sqrt {c+a^2 c x^2}}\\ &=\frac {a}{2 c \sqrt {c+a^2 c x^2} \tan ^{-1}(a x)^2}-\frac {a^2 x}{2 c \sqrt {c+a^2 c x^2} \tan ^{-1}(a x)}+\frac {a \sqrt {1+a^2 x^2} \text {Ci}\left (\tan ^{-1}(a x)\right )}{2 c \sqrt {c+a^2 c x^2}}+\frac {\int \frac {1}{x^2 \sqrt {c+a^2 c x^2} \tan ^{-1}(a x)^3} \, dx}{c}\\ \end {align*}
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Mathematica [A] time = 2.60, size = 0, normalized size = 0.00 \[ \int \frac {1}{x^2 \left (c+a^2 c x^2\right )^{3/2} \tan ^{-1}(a x)^3} \, dx \]
Verification is Not applicable to the result.
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fricas [A] time = 0.52, size = 0, normalized size = 0.00 \[ {\rm integral}\left (\frac {\sqrt {a^{2} c x^{2} + c}}{{\left (a^{4} c^{2} x^{6} + 2 \, a^{2} c^{2} x^{4} + c^{2} x^{2}\right )} \arctan \left (a x\right )^{3}}, x\right ) \]
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 = 1.18, size = 0, normalized size = 0.00 \[ \int \frac {1}{x^{2} \left (a^{2} c \,x^{2}+c \right )^{\frac {3}{2}} \arctan \left (a x \right )^{3}}\, dx \]
Verification of antiderivative is not currently implemented for this CAS.
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maxima [A] time = 0.00, size = 0, normalized size = 0.00 \[ \int \frac {1}{{\left (a^{2} c x^{2} + c\right )}^{\frac {3}{2}} x^{2} \arctan \left (a x\right )^{3}}\,{d x} \]
Verification of antiderivative is not currently implemented for this CAS.
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mupad [A] time = 0.00, size = -1, normalized size = -0.01 \[ \int \frac {1}{x^2\,{\mathrm {atan}\left (a\,x\right )}^3\,{\left (c\,a^2\,x^2+c\right )}^{3/2}} \,d x \]
Verification of antiderivative is not currently implemented for this CAS.
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sympy [A] time = 0.00, size = 0, normalized size = 0.00 \[ \int \frac {1}{x^{2} \left (c \left (a^{2} x^{2} + 1\right )\right )^{\frac {3}{2}} \operatorname {atan}^{3}{\left (a x \right )}}\, dx \]
Verification of antiderivative is not currently implemented for this CAS.
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