Integrand size = 10, antiderivative size = 28 \[ \int \frac {\coth ^{-1}\left (a x^5\right )}{x} \, dx=\frac {1}{10} \operatorname {PolyLog}\left (2,-\frac {1}{a x^5}\right )-\frac {1}{10} \operatorname {PolyLog}\left (2,\frac {1}{a x^5}\right ) \]
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Time = 0.02 (sec) , antiderivative size = 28, normalized size of antiderivative = 1.00, number of steps used = 2, number of rules used = 2, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.200, Rules used = {6036, 6032} \[ \int \frac {\coth ^{-1}\left (a x^5\right )}{x} \, dx=\frac {1}{10} \operatorname {PolyLog}\left (2,-\frac {1}{a x^5}\right )-\frac {1}{10} \operatorname {PolyLog}\left (2,\frac {1}{a x^5}\right ) \]
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Rule 6032
Rule 6036
Rubi steps \begin{align*} \text {integral}& = \frac {1}{5} \text {Subst}\left (\int \frac {\coth ^{-1}(a x)}{x} \, dx,x,x^5\right ) \\ & = \frac {1}{10} \operatorname {PolyLog}\left (2,-\frac {1}{a x^5}\right )-\frac {1}{10} \operatorname {PolyLog}\left (2,\frac {1}{a x^5}\right ) \\ \end{align*}
Time = 0.01 (sec) , antiderivative size = 26, normalized size of antiderivative = 0.93 \[ \int \frac {\coth ^{-1}\left (a x^5\right )}{x} \, dx=\frac {1}{10} \left (\operatorname {PolyLog}\left (2,-\frac {1}{a x^5}\right )-\operatorname {PolyLog}\left (2,\frac {1}{a x^5}\right )\right ) \]
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Result contains higher order function than in optimal. Order 9 vs. order 4.
Time = 0.18 (sec) , antiderivative size = 95, normalized size of antiderivative = 3.39
method | result | size |
default | \(\ln \left (x \right ) \operatorname {arccoth}\left (a \,x^{5}\right )+5 a \left (-\frac {\munderset {\textit {\_R1} =\operatorname {RootOf}\left (a \,\textit {\_Z}^{5}+1\right )}{\sum }\left (\ln \left (x \right ) \ln \left (\frac {\textit {\_R1} -x}{\textit {\_R1}}\right )+\operatorname {dilog}\left (\frac {\textit {\_R1} -x}{\textit {\_R1}}\right )\right )}{10 a}+\frac {\munderset {\textit {\_R1} =\operatorname {RootOf}\left (a \,\textit {\_Z}^{5}-1\right )}{\sum }\left (\ln \left (x \right ) \ln \left (\frac {\textit {\_R1} -x}{\textit {\_R1}}\right )+\operatorname {dilog}\left (\frac {\textit {\_R1} -x}{\textit {\_R1}}\right )\right )}{10 a}\right )\) | \(95\) |
parts | \(\ln \left (x \right ) \operatorname {arccoth}\left (a \,x^{5}\right )+5 a \left (-\frac {\munderset {\textit {\_R1} =\operatorname {RootOf}\left (a \,\textit {\_Z}^{5}+1\right )}{\sum }\left (\ln \left (x \right ) \ln \left (\frac {\textit {\_R1} -x}{\textit {\_R1}}\right )+\operatorname {dilog}\left (\frac {\textit {\_R1} -x}{\textit {\_R1}}\right )\right )}{10 a}+\frac {\munderset {\textit {\_R1} =\operatorname {RootOf}\left (a \,\textit {\_Z}^{5}-1\right )}{\sum }\left (\ln \left (x \right ) \ln \left (\frac {\textit {\_R1} -x}{\textit {\_R1}}\right )+\operatorname {dilog}\left (\frac {\textit {\_R1} -x}{\textit {\_R1}}\right )\right )}{10 a}\right )\) | \(95\) |
risch | \(\frac {\ln \left (x \right ) \ln \left (a \,x^{5}+1\right )}{2}-\frac {\left (\munderset {\textit {\_R1} =\operatorname {RootOf}\left (a \,\textit {\_Z}^{5}+1\right )}{\sum }\left (\ln \left (x \right ) \ln \left (\frac {\textit {\_R1} -x}{\textit {\_R1}}\right )+\operatorname {dilog}\left (\frac {\textit {\_R1} -x}{\textit {\_R1}}\right )\right )\right )}{2}-\frac {\ln \left (x \right ) \ln \left (a \,x^{5}-1\right )}{2}+\frac {\left (\munderset {\textit {\_R1} =\operatorname {RootOf}\left (a \,\textit {\_Z}^{5}-1\right )}{\sum }\left (\ln \left (x \right ) \ln \left (\frac {\textit {\_R1} -x}{\textit {\_R1}}\right )+\operatorname {dilog}\left (\frac {\textit {\_R1} -x}{\textit {\_R1}}\right )\right )\right )}{2}\) | \(100\) |
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\[ \int \frac {\coth ^{-1}\left (a x^5\right )}{x} \, dx=\int { \frac {\operatorname {arcoth}\left (a x^{5}\right )}{x} \,d x } \]
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\[ \int \frac {\coth ^{-1}\left (a x^5\right )}{x} \, dx=\int \frac {\operatorname {acoth}{\left (a x^{5} \right )}}{x}\, dx \]
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Leaf count of result is larger than twice the leaf count of optimal. 104 vs. \(2 (22) = 44\).
Time = 0.22 (sec) , antiderivative size = 104, normalized size of antiderivative = 3.71 \[ \int \frac {\coth ^{-1}\left (a x^5\right )}{x} \, dx=-\frac {1}{2} \, a {\left (\frac {\log \left (a x^{5} + 1\right )}{a} - \frac {\log \left (a x^{5} - 1\right )}{a}\right )} \log \left (x\right ) - \frac {1}{10} \, a {\left (\frac {\log \left (a x^{5} - 1\right ) \log \left (a x^{5}\right ) + {\rm Li}_2\left (-a x^{5} + 1\right )}{a} - \frac {\log \left (a x^{5} + 1\right ) \log \left (-a x^{5}\right ) + {\rm Li}_2\left (a x^{5} + 1\right )}{a}\right )} + \operatorname {arcoth}\left (a x^{5}\right ) \log \left (x\right ) \]
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\[ \int \frac {\coth ^{-1}\left (a x^5\right )}{x} \, dx=\int { \frac {\operatorname {arcoth}\left (a x^{5}\right )}{x} \,d x } \]
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Timed out. \[ \int \frac {\coth ^{-1}\left (a x^5\right )}{x} \, dx=\int \frac {\mathrm {acoth}\left (a\,x^5\right )}{x} \,d x \]
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