Integrand size = 23, antiderivative size = 210 \[ \int \frac {\text {arcsinh}(a x)^3}{x^3 \sqrt {1+a^2 x^2}} \, dx=-\frac {3 a \text {arcsinh}(a x)^2}{2 x}-\frac {\sqrt {1+a^2 x^2} \text {arcsinh}(a x)^3}{2 x^2}-6 a^2 \text {arcsinh}(a x) \text {arctanh}\left (e^{\text {arcsinh}(a x)}\right )+a^2 \text {arcsinh}(a x)^3 \text {arctanh}\left (e^{\text {arcsinh}(a x)}\right )-3 a^2 \operatorname {PolyLog}\left (2,-e^{\text {arcsinh}(a x)}\right )+\frac {3}{2} a^2 \text {arcsinh}(a x)^2 \operatorname {PolyLog}\left (2,-e^{\text {arcsinh}(a x)}\right )+3 a^2 \operatorname {PolyLog}\left (2,e^{\text {arcsinh}(a x)}\right )-\frac {3}{2} a^2 \text {arcsinh}(a x)^2 \operatorname {PolyLog}\left (2,e^{\text {arcsinh}(a x)}\right )-3 a^2 \text {arcsinh}(a x) \operatorname {PolyLog}\left (3,-e^{\text {arcsinh}(a x)}\right )+3 a^2 \text {arcsinh}(a x) \operatorname {PolyLog}\left (3,e^{\text {arcsinh}(a x)}\right )+3 a^2 \operatorname {PolyLog}\left (4,-e^{\text {arcsinh}(a x)}\right )-3 a^2 \operatorname {PolyLog}\left (4,e^{\text {arcsinh}(a x)}\right ) \]
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Time = 0.26 (sec) , antiderivative size = 210, normalized size of antiderivative = 1.00, number of steps used = 18, number of rules used = 10, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.435, Rules used = {5809, 5816, 4267, 2611, 6744, 2320, 6724, 5776, 2317, 2438} \[ \int \frac {\text {arcsinh}(a x)^3}{x^3 \sqrt {1+a^2 x^2}} \, dx=a^2 \text {arcsinh}(a x)^3 \text {arctanh}\left (e^{\text {arcsinh}(a x)}\right )-6 a^2 \text {arcsinh}(a x) \text {arctanh}\left (e^{\text {arcsinh}(a x)}\right )+\frac {3}{2} a^2 \text {arcsinh}(a x)^2 \operatorname {PolyLog}\left (2,-e^{\text {arcsinh}(a x)}\right )-\frac {3}{2} a^2 \text {arcsinh}(a x)^2 \operatorname {PolyLog}\left (2,e^{\text {arcsinh}(a x)}\right )-3 a^2 \text {arcsinh}(a x) \operatorname {PolyLog}\left (3,-e^{\text {arcsinh}(a x)}\right )+3 a^2 \text {arcsinh}(a x) \operatorname {PolyLog}\left (3,e^{\text {arcsinh}(a x)}\right )-3 a^2 \operatorname {PolyLog}\left (2,-e^{\text {arcsinh}(a x)}\right )+3 a^2 \operatorname {PolyLog}\left (2,e^{\text {arcsinh}(a x)}\right )+3 a^2 \operatorname {PolyLog}\left (4,-e^{\text {arcsinh}(a x)}\right )-3 a^2 \operatorname {PolyLog}\left (4,e^{\text {arcsinh}(a x)}\right )-\frac {\sqrt {a^2 x^2+1} \text {arcsinh}(a x)^3}{2 x^2}-\frac {3 a \text {arcsinh}(a x)^2}{2 x} \]
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Rule 2317
Rule 2320
Rule 2438
Rule 2611
Rule 4267
Rule 5776
Rule 5809
Rule 5816
Rule 6724
Rule 6744
Rubi steps \begin{align*} \text {integral}& = -\frac {\sqrt {1+a^2 x^2} \text {arcsinh}(a x)^3}{2 x^2}+\frac {1}{2} (3 a) \int \frac {\text {arcsinh}(a x)^2}{x^2} \, dx-\frac {1}{2} a^2 \int \frac {\text {arcsinh}(a x)^3}{x \sqrt {1+a^2 x^2}} \, dx \\ & = -\frac {3 a \text {arcsinh}(a x)^2}{2 x}-\frac {\sqrt {1+a^2 x^2} \text {arcsinh}(a x)^3}{2 x^2}-\frac {1}{2} a^2 \text {Subst}\left (\int x^3 \text {csch}(x) \, dx,x,\text {arcsinh}(a x)\right )+\left (3 a^2\right ) \int \frac {\text {arcsinh}(a x)}{x \sqrt {1+a^2 x^2}} \, dx \\ & = -\frac {3 a \text {arcsinh}(a x)^2}{2 x}-\frac {\sqrt {1+a^2 x^2} \text {arcsinh}(a x)^3}{2 x^2}+a^2 \text {arcsinh}(a x)^3 \text {arctanh}\left (e^{\text {arcsinh}(a x)}\right )+\frac {1}{2} \left (3 a^2\right ) \text {Subst}\left (\int x^2 \log \left (1-e^x\right ) \, dx,x,\text {arcsinh}(a x)\right )-\frac {1}{2} \left (3 a^2\right ) \text {Subst}\left (\int x^2 \log \left (1+e^x\right ) \, dx,x,\text {arcsinh}(a x)\right )+\left (3 a^2\right ) \text {Subst}(\int x \text {csch}(x) \, dx,x,\text {arcsinh}(a x)) \\ & = -\frac {3 a \text {arcsinh}(a x)^2}{2 x}-\frac {\sqrt {1+a^2 x^2} \text {arcsinh}(a x)^3}{2 x^2}-6 a^2 \text {arcsinh}(a x) \text {arctanh}\left (e^{\text {arcsinh}(a x)}\right )+a^2 \text {arcsinh}(a x)^3 \text {arctanh}\left (e^{\text {arcsinh}(a x)}\right )+\frac {3}{2} a^2 \text {arcsinh}(a x)^2 \operatorname {PolyLog}\left (2,-e^{\text {arcsinh}(a x)}\right )-\frac {3}{2} a^2 \text {arcsinh}(a x)^2 \operatorname {PolyLog}\left (2,e^{\text {arcsinh}(a x)}\right )-\left (3 a^2\right ) \text {Subst}\left (\int \log \left (1-e^x\right ) \, dx,x,\text {arcsinh}(a x)\right )+\left (3 a^2\right ) \text {Subst}\left (\int \log \left (1+e^x\right ) \, dx,x,\text {arcsinh}(a x)\right )-\left (3 a^2\right ) \text {Subst}\left (\int x \operatorname {PolyLog}\left (2,-e^x\right ) \, dx,x,\text {arcsinh}(a x)\right )+\left (3 a^2\right ) \text {Subst}\left (\int x \operatorname {PolyLog}\left (2,e^x\right ) \, dx,x,\text {arcsinh}(a x)\right ) \\ & = -\frac {3 a \text {arcsinh}(a x)^2}{2 x}-\frac {\sqrt {1+a^2 x^2} \text {arcsinh}(a x)^3}{2 x^2}-6 a^2 \text {arcsinh}(a x) \text {arctanh}\left (e^{\text {arcsinh}(a x)}\right )+a^2 \text {arcsinh}(a x)^3 \text {arctanh}\left (e^{\text {arcsinh}(a x)}\right )+\frac {3}{2} a^2 \text {arcsinh}(a x)^2 \operatorname {PolyLog}\left (2,-e^{\text {arcsinh}(a x)}\right )-\frac {3}{2} a^2 \text {arcsinh}(a x)^2 \operatorname {PolyLog}\left (2,e^{\text {arcsinh}(a x)}\right )-3 a^2 \text {arcsinh}(a x) \operatorname {PolyLog}\left (3,-e^{\text {arcsinh}(a x)}\right )+3 a^2 \text {arcsinh}(a x) \operatorname {PolyLog}\left (3,e^{\text {arcsinh}(a x)}\right )-\left (3 a^2\right ) \text {Subst}\left (\int \frac {\log (1-x)}{x} \, dx,x,e^{\text {arcsinh}(a x)}\right )+\left (3 a^2\right ) \text {Subst}\left (\int \frac {\log (1+x)}{x} \, dx,x,e^{\text {arcsinh}(a x)}\right )+\left (3 a^2\right ) \text {Subst}\left (\int \operatorname {PolyLog}\left (3,-e^x\right ) \, dx,x,\text {arcsinh}(a x)\right )-\left (3 a^2\right ) \text {Subst}\left (\int \operatorname {PolyLog}\left (3,e^x\right ) \, dx,x,\text {arcsinh}(a x)\right ) \\ & = -\frac {3 a \text {arcsinh}(a x)^2}{2 x}-\frac {\sqrt {1+a^2 x^2} \text {arcsinh}(a x)^3}{2 x^2}-6 a^2 \text {arcsinh}(a x) \text {arctanh}\left (e^{\text {arcsinh}(a x)}\right )+a^2 \text {arcsinh}(a x)^3 \text {arctanh}\left (e^{\text {arcsinh}(a x)}\right )-3 a^2 \operatorname {PolyLog}\left (2,-e^{\text {arcsinh}(a x)}\right )+\frac {3}{2} a^2 \text {arcsinh}(a x)^2 \operatorname {PolyLog}\left (2,-e^{\text {arcsinh}(a x)}\right )+3 a^2 \operatorname {PolyLog}\left (2,e^{\text {arcsinh}(a x)}\right )-\frac {3}{2} a^2 \text {arcsinh}(a x)^2 \operatorname {PolyLog}\left (2,e^{\text {arcsinh}(a x)}\right )-3 a^2 \text {arcsinh}(a x) \operatorname {PolyLog}\left (3,-e^{\text {arcsinh}(a x)}\right )+3 a^2 \text {arcsinh}(a x) \operatorname {PolyLog}\left (3,e^{\text {arcsinh}(a x)}\right )+\left (3 a^2\right ) \text {Subst}\left (\int \frac {\operatorname {PolyLog}(3,-x)}{x} \, dx,x,e^{\text {arcsinh}(a x)}\right )-\left (3 a^2\right ) \text {Subst}\left (\int \frac {\operatorname {PolyLog}(3,x)}{x} \, dx,x,e^{\text {arcsinh}(a x)}\right ) \\ & = -\frac {3 a \text {arcsinh}(a x)^2}{2 x}-\frac {\sqrt {1+a^2 x^2} \text {arcsinh}(a x)^3}{2 x^2}-6 a^2 \text {arcsinh}(a x) \text {arctanh}\left (e^{\text {arcsinh}(a x)}\right )+a^2 \text {arcsinh}(a x)^3 \text {arctanh}\left (e^{\text {arcsinh}(a x)}\right )-3 a^2 \operatorname {PolyLog}\left (2,-e^{\text {arcsinh}(a x)}\right )+\frac {3}{2} a^2 \text {arcsinh}(a x)^2 \operatorname {PolyLog}\left (2,-e^{\text {arcsinh}(a x)}\right )+3 a^2 \operatorname {PolyLog}\left (2,e^{\text {arcsinh}(a x)}\right )-\frac {3}{2} a^2 \text {arcsinh}(a x)^2 \operatorname {PolyLog}\left (2,e^{\text {arcsinh}(a x)}\right )-3 a^2 \text {arcsinh}(a x) \operatorname {PolyLog}\left (3,-e^{\text {arcsinh}(a x)}\right )+3 a^2 \text {arcsinh}(a x) \operatorname {PolyLog}\left (3,e^{\text {arcsinh}(a x)}\right )+3 a^2 \operatorname {PolyLog}\left (4,-e^{\text {arcsinh}(a x)}\right )-3 a^2 \operatorname {PolyLog}\left (4,e^{\text {arcsinh}(a x)}\right ) \\ \end{align*}
Time = 3.27 (sec) , antiderivative size = 304, normalized size of antiderivative = 1.45 \[ \int \frac {\text {arcsinh}(a x)^3}{x^3 \sqrt {1+a^2 x^2}} \, dx=\frac {a \left (-a \pi ^4 x+2 a x \text {arcsinh}(a x)^4-12 a x \text {arcsinh}(a x)^2 \coth \left (\frac {1}{2} \text {arcsinh}(a x)\right )-2 a x \text {arcsinh}(a x)^3 \text {csch}^2\left (\frac {1}{2} \text {arcsinh}(a x)\right )+48 a x \text {arcsinh}(a x) \log \left (1-e^{-\text {arcsinh}(a x)}\right )-48 a x \text {arcsinh}(a x) \log \left (1+e^{-\text {arcsinh}(a x)}\right )+8 a x \text {arcsinh}(a x)^3 \log \left (1+e^{-\text {arcsinh}(a x)}\right )-8 a x \text {arcsinh}(a x)^3 \log \left (1-e^{\text {arcsinh}(a x)}\right )-24 a x \left (-2+\text {arcsinh}(a x)^2\right ) \operatorname {PolyLog}\left (2,-e^{-\text {arcsinh}(a x)}\right )-48 a x \operatorname {PolyLog}\left (2,e^{-\text {arcsinh}(a x)}\right )-24 a x \text {arcsinh}(a x)^2 \operatorname {PolyLog}\left (2,e^{\text {arcsinh}(a x)}\right )-48 a x \text {arcsinh}(a x) \operatorname {PolyLog}\left (3,-e^{-\text {arcsinh}(a x)}\right )+48 a x \text {arcsinh}(a x) \operatorname {PolyLog}\left (3,e^{\text {arcsinh}(a x)}\right )-48 a x \operatorname {PolyLog}\left (4,-e^{-\text {arcsinh}(a x)}\right )-48 a x \operatorname {PolyLog}\left (4,e^{\text {arcsinh}(a x)}\right )+12 a x \text {arcsinh}(a x)^2 \tanh \left (\frac {1}{2} \text {arcsinh}(a x)\right )-4 \text {arcsinh}(a x)^3 \tanh \left (\frac {1}{2} \text {arcsinh}(a x)\right )\right )}{16 x} \]
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Time = 0.24 (sec) , antiderivative size = 377, normalized size of antiderivative = 1.80
method | result | size |
default | \(-\frac {\operatorname {arcsinh}\left (a x \right )^{2} \left (a^{2} x^{2} \operatorname {arcsinh}\left (a x \right )+3 a x \sqrt {a^{2} x^{2}+1}+\operatorname {arcsinh}\left (a x \right )\right )}{2 \sqrt {a^{2} x^{2}+1}\, x^{2}}+\frac {a^{2} \operatorname {arcsinh}\left (a x \right )^{3} \ln \left (1+a x +\sqrt {a^{2} x^{2}+1}\right )}{2}+\frac {3 a^{2} \operatorname {arcsinh}\left (a x \right )^{2} \operatorname {polylog}\left (2, -a x -\sqrt {a^{2} x^{2}+1}\right )}{2}-3 a^{2} \operatorname {arcsinh}\left (a x \right ) \operatorname {polylog}\left (3, -a x -\sqrt {a^{2} x^{2}+1}\right )+3 a^{2} \operatorname {polylog}\left (4, -a x -\sqrt {a^{2} x^{2}+1}\right )-\frac {a^{2} \operatorname {arcsinh}\left (a x \right )^{3} \ln \left (1-a x -\sqrt {a^{2} x^{2}+1}\right )}{2}-\frac {3 a^{2} \operatorname {arcsinh}\left (a x \right )^{2} \operatorname {polylog}\left (2, a x +\sqrt {a^{2} x^{2}+1}\right )}{2}+3 a^{2} \operatorname {arcsinh}\left (a x \right ) \operatorname {polylog}\left (3, a x +\sqrt {a^{2} x^{2}+1}\right )-3 a^{2} \operatorname {polylog}\left (4, a x +\sqrt {a^{2} x^{2}+1}\right )-3 a^{2} \operatorname {arcsinh}\left (a x \right ) \ln \left (1+a x +\sqrt {a^{2} x^{2}+1}\right )-3 a^{2} \operatorname {polylog}\left (2, -a x -\sqrt {a^{2} x^{2}+1}\right )+3 a^{2} \operatorname {arcsinh}\left (a x \right ) \ln \left (1-a x -\sqrt {a^{2} x^{2}+1}\right )+3 a^{2} \operatorname {polylog}\left (2, a x +\sqrt {a^{2} x^{2}+1}\right )\) | \(377\) |
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\[ \int \frac {\text {arcsinh}(a x)^3}{x^3 \sqrt {1+a^2 x^2}} \, dx=\int { \frac {\operatorname {arsinh}\left (a x\right )^{3}}{\sqrt {a^{2} x^{2} + 1} x^{3}} \,d x } \]
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\[ \int \frac {\text {arcsinh}(a x)^3}{x^3 \sqrt {1+a^2 x^2}} \, dx=\int \frac {\operatorname {asinh}^{3}{\left (a x \right )}}{x^{3} \sqrt {a^{2} x^{2} + 1}}\, dx \]
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\[ \int \frac {\text {arcsinh}(a x)^3}{x^3 \sqrt {1+a^2 x^2}} \, dx=\int { \frac {\operatorname {arsinh}\left (a x\right )^{3}}{\sqrt {a^{2} x^{2} + 1} x^{3}} \,d x } \]
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\[ \int \frac {\text {arcsinh}(a x)^3}{x^3 \sqrt {1+a^2 x^2}} \, dx=\int { \frac {\operatorname {arsinh}\left (a x\right )^{3}}{\sqrt {a^{2} x^{2} + 1} x^{3}} \,d x } \]
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Timed out. \[ \int \frac {\text {arcsinh}(a x)^3}{x^3 \sqrt {1+a^2 x^2}} \, dx=\int \frac {{\mathrm {asinh}\left (a\,x\right )}^3}{x^3\,\sqrt {a^2\,x^2+1}} \,d x \]
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