Optimal. Leaf size=163 \[ i a^2 \sin ^{-1}(a x) \text {Li}_2\left (-e^{i \sin ^{-1}(a x)}\right )-i a^2 \sin ^{-1}(a x) \text {Li}_2\left (e^{i \sin ^{-1}(a x)}\right )-a^2 \text {Li}_3\left (-e^{i \sin ^{-1}(a x)}\right )+a^2 \text {Li}_3\left (e^{i \sin ^{-1}(a x)}\right )-\frac {\sqrt {1-a^2 x^2} \sin ^{-1}(a x)^2}{2 x^2}-a^2 \tanh ^{-1}\left (\sqrt {1-a^2 x^2}\right )+a^2 \left (-\sin ^{-1}(a x)^2\right ) \tanh ^{-1}\left (e^{i \sin ^{-1}(a x)}\right )-\frac {a \sin ^{-1}(a x)}{x} \]
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Rubi [A] time = 0.25, antiderivative size = 163, normalized size of antiderivative = 1.00, number of steps used = 13, number of rules used = 10, integrand size = 24, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.417, Rules used = {4701, 4709, 4183, 2531, 2282, 6589, 4627, 266, 63, 208} \[ i a^2 \sin ^{-1}(a x) \text {PolyLog}\left (2,-e^{i \sin ^{-1}(a x)}\right )-i a^2 \sin ^{-1}(a x) \text {PolyLog}\left (2,e^{i \sin ^{-1}(a x)}\right )-a^2 \text {PolyLog}\left (3,-e^{i \sin ^{-1}(a x)}\right )+a^2 \text {PolyLog}\left (3,e^{i \sin ^{-1}(a x)}\right )-\frac {\sqrt {1-a^2 x^2} \sin ^{-1}(a x)^2}{2 x^2}-a^2 \tanh ^{-1}\left (\sqrt {1-a^2 x^2}\right )+a^2 \left (-\sin ^{-1}(a x)^2\right ) \tanh ^{-1}\left (e^{i \sin ^{-1}(a x)}\right )-\frac {a \sin ^{-1}(a x)}{x} \]
Antiderivative was successfully verified.
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Rule 63
Rule 208
Rule 266
Rule 2282
Rule 2531
Rule 4183
Rule 4627
Rule 4701
Rule 4709
Rule 6589
Rubi steps
\begin {align*} \int \frac {\sin ^{-1}(a x)^2}{x^3 \sqrt {1-a^2 x^2}} \, dx &=-\frac {\sqrt {1-a^2 x^2} \sin ^{-1}(a x)^2}{2 x^2}+a \int \frac {\sin ^{-1}(a x)}{x^2} \, dx+\frac {1}{2} a^2 \int \frac {\sin ^{-1}(a x)^2}{x \sqrt {1-a^2 x^2}} \, dx\\ &=-\frac {a \sin ^{-1}(a x)}{x}-\frac {\sqrt {1-a^2 x^2} \sin ^{-1}(a x)^2}{2 x^2}+\frac {1}{2} a^2 \operatorname {Subst}\left (\int x^2 \csc (x) \, dx,x,\sin ^{-1}(a x)\right )+a^2 \int \frac {1}{x \sqrt {1-a^2 x^2}} \, dx\\ &=-\frac {a \sin ^{-1}(a x)}{x}-\frac {\sqrt {1-a^2 x^2} \sin ^{-1}(a x)^2}{2 x^2}-a^2 \sin ^{-1}(a x)^2 \tanh ^{-1}\left (e^{i \sin ^{-1}(a x)}\right )+\frac {1}{2} a^2 \operatorname {Subst}\left (\int \frac {1}{x \sqrt {1-a^2 x}} \, dx,x,x^2\right )-a^2 \operatorname {Subst}\left (\int x \log \left (1-e^{i x}\right ) \, dx,x,\sin ^{-1}(a x)\right )+a^2 \operatorname {Subst}\left (\int x \log \left (1+e^{i x}\right ) \, dx,x,\sin ^{-1}(a x)\right )\\ &=-\frac {a \sin ^{-1}(a x)}{x}-\frac {\sqrt {1-a^2 x^2} \sin ^{-1}(a x)^2}{2 x^2}-a^2 \sin ^{-1}(a x)^2 \tanh ^{-1}\left (e^{i \sin ^{-1}(a x)}\right )+i a^2 \sin ^{-1}(a x) \text {Li}_2\left (-e^{i \sin ^{-1}(a x)}\right )-i a^2 \sin ^{-1}(a x) \text {Li}_2\left (e^{i \sin ^{-1}(a x)}\right )-\left (i a^2\right ) \operatorname {Subst}\left (\int \text {Li}_2\left (-e^{i x}\right ) \, dx,x,\sin ^{-1}(a x)\right )+\left (i a^2\right ) \operatorname {Subst}\left (\int \text {Li}_2\left (e^{i x}\right ) \, dx,x,\sin ^{-1}(a x)\right )-\operatorname {Subst}\left (\int \frac {1}{\frac {1}{a^2}-\frac {x^2}{a^2}} \, dx,x,\sqrt {1-a^2 x^2}\right )\\ &=-\frac {a \sin ^{-1}(a x)}{x}-\frac {\sqrt {1-a^2 x^2} \sin ^{-1}(a x)^2}{2 x^2}-a^2 \sin ^{-1}(a x)^2 \tanh ^{-1}\left (e^{i \sin ^{-1}(a x)}\right )-a^2 \tanh ^{-1}\left (\sqrt {1-a^2 x^2}\right )+i a^2 \sin ^{-1}(a x) \text {Li}_2\left (-e^{i \sin ^{-1}(a x)}\right )-i a^2 \sin ^{-1}(a x) \text {Li}_2\left (e^{i \sin ^{-1}(a x)}\right )-a^2 \operatorname {Subst}\left (\int \frac {\text {Li}_2(-x)}{x} \, dx,x,e^{i \sin ^{-1}(a x)}\right )+a^2 \operatorname {Subst}\left (\int \frac {\text {Li}_2(x)}{x} \, dx,x,e^{i \sin ^{-1}(a x)}\right )\\ &=-\frac {a \sin ^{-1}(a x)}{x}-\frac {\sqrt {1-a^2 x^2} \sin ^{-1}(a x)^2}{2 x^2}-a^2 \sin ^{-1}(a x)^2 \tanh ^{-1}\left (e^{i \sin ^{-1}(a x)}\right )-a^2 \tanh ^{-1}\left (\sqrt {1-a^2 x^2}\right )+i a^2 \sin ^{-1}(a x) \text {Li}_2\left (-e^{i \sin ^{-1}(a x)}\right )-i a^2 \sin ^{-1}(a x) \text {Li}_2\left (e^{i \sin ^{-1}(a x)}\right )-a^2 \text {Li}_3\left (-e^{i \sin ^{-1}(a x)}\right )+a^2 \text {Li}_3\left (e^{i \sin ^{-1}(a x)}\right )\\ \end {align*}
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Mathematica [A] time = 1.57, size = 194, normalized size = 1.19 \[ \frac {1}{8} a^2 \left (8 i \sin ^{-1}(a x) \left (\text {Li}_2\left (-e^{i \sin ^{-1}(a x)}\right )-\text {Li}_2\left (e^{i \sin ^{-1}(a x)}\right )\right )+8 \left (\text {Li}_3\left (e^{i \sin ^{-1}(a x)}\right )-\text {Li}_3\left (-e^{i \sin ^{-1}(a x)}\right )\right )+4 \sin ^{-1}(a x)^2 \left (\log \left (1-e^{i \sin ^{-1}(a x)}\right )-\log \left (1+e^{i \sin ^{-1}(a x)}\right )\right )-4 \sin ^{-1}(a x) \tan \left (\frac {1}{2} \sin ^{-1}(a x)\right )-4 \sin ^{-1}(a x) \cot \left (\frac {1}{2} \sin ^{-1}(a x)\right )+\sin ^{-1}(a x)^2 \left (-\csc ^2\left (\frac {1}{2} \sin ^{-1}(a x)\right )\right )+\sin ^{-1}(a x)^2 \sec ^2\left (\frac {1}{2} \sin ^{-1}(a x)\right )+8 \log \left (\tan \left (\frac {1}{2} \sin ^{-1}(a x)\right )\right )\right ) \]
Warning: Unable to verify antiderivative.
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fricas [F] time = 0.48, size = 0, normalized size = 0.00 \[ {\rm integral}\left (-\frac {\sqrt {-a^{2} x^{2} + 1} \arcsin \left (a x\right )^{2}}{a^{2} x^{5} - x^{3}}, x\right ) \]
Verification of antiderivative is not currently implemented for this CAS.
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giac [F] time = 0.00, size = 0, normalized size = 0.00 \[ \int \frac {\arcsin \left (a x\right )^{2}}{\sqrt {-a^{2} x^{2} + 1} x^{3}}\,{d x} \]
Verification of antiderivative is not currently implemented for this CAS.
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maple [A] time = 0.33, size = 269, normalized size = 1.65 \[ -\frac {\sqrt {-a^{2} x^{2}+1}\, \arcsin \left (a x \right ) \left (a^{2} x^{2} \arcsin \left (a x \right )-2 a x \sqrt {-a^{2} x^{2}+1}-\arcsin \left (a x \right )\right )}{2 \left (a^{2} x^{2}-1\right ) x^{2}}+\frac {a^{2} \arcsin \left (a x \right )^{2} \ln \left (1-i a x -\sqrt {-a^{2} x^{2}+1}\right )}{2}-i a^{2} \arcsin \left (a x \right ) \polylog \left (2, i a x +\sqrt {-a^{2} x^{2}+1}\right )-\frac {a^{2} \arcsin \left (a x \right )^{2} \ln \left (1+i a x +\sqrt {-a^{2} x^{2}+1}\right )}{2}+i a^{2} \arcsin \left (a x \right ) \polylog \left (2, -i a x -\sqrt {-a^{2} x^{2}+1}\right )+a^{2} \polylog \left (3, i a x +\sqrt {-a^{2} x^{2}+1}\right )-a^{2} \polylog \left (3, -i a x -\sqrt {-a^{2} x^{2}+1}\right )-2 \arctanh \left (i a x +\sqrt {-a^{2} x^{2}+1}\right ) a^{2} \]
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 \[ \int \frac {\arcsin \left (a x\right )^{2}}{\sqrt {-a^{2} x^{2} + 1} x^{3}}\,{d x} \]
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 \[ \int \frac {{\mathrm {asin}\left (a\,x\right )}^2}{x^3\,\sqrt {1-a^2\,x^2}} \,d x \]
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 \[ \int \frac {\operatorname {asin}^{2}{\left (a x \right )}}{x^{3} \sqrt {- \left (a x - 1\right ) \left (a x + 1\right )}}\, dx \]
Verification of antiderivative is not currently implemented for this CAS.
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