Integrand size = 22, antiderivative size = 71 \[ \int \frac {e^{4 \coth ^{-1}(a x)}}{\left (c-\frac {c}{a^2 x^2}\right )^2} \, dx=\frac {x}{c^2}+\frac {1}{3 a c^2 (1-a x)^3}-\frac {2}{a c^2 (1-a x)^2}+\frac {6}{a c^2 (1-a x)}+\frac {4 \log (1-a x)}{a c^2} \]
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Time = 0.13 (sec) , antiderivative size = 71, normalized size of antiderivative = 1.00, number of steps used = 5, number of rules used = 4, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.182, Rules used = {6302, 6292, 6285, 45} \[ \int \frac {e^{4 \coth ^{-1}(a x)}}{\left (c-\frac {c}{a^2 x^2}\right )^2} \, dx=\frac {6}{a c^2 (1-a x)}-\frac {2}{a c^2 (1-a x)^2}+\frac {1}{3 a c^2 (1-a x)^3}+\frac {4 \log (1-a x)}{a c^2}+\frac {x}{c^2} \]
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Rule 45
Rule 6285
Rule 6292
Rule 6302
Rubi steps \begin{align*} \text {integral}& = \int \frac {e^{4 \text {arctanh}(a x)}}{\left (c-\frac {c}{a^2 x^2}\right )^2} \, dx \\ & = \frac {a^4 \int \frac {e^{4 \text {arctanh}(a x)} x^4}{\left (1-a^2 x^2\right )^2} \, dx}{c^2} \\ & = \frac {a^4 \int \frac {x^4}{(1-a x)^4} \, dx}{c^2} \\ & = \frac {a^4 \int \left (\frac {1}{a^4}+\frac {1}{a^4 (-1+a x)^4}+\frac {4}{a^4 (-1+a x)^3}+\frac {6}{a^4 (-1+a x)^2}+\frac {4}{a^4 (-1+a x)}\right ) \, dx}{c^2} \\ & = \frac {x}{c^2}+\frac {1}{3 a c^2 (1-a x)^3}-\frac {2}{a c^2 (1-a x)^2}+\frac {6}{a c^2 (1-a x)}+\frac {4 \log (1-a x)}{a c^2} \\ \end{align*}
Time = 0.05 (sec) , antiderivative size = 63, normalized size of antiderivative = 0.89 \[ \int \frac {e^{4 \coth ^{-1}(a x)}}{\left (c-\frac {c}{a^2 x^2}\right )^2} \, dx=\frac {-13+27 a x-9 a^2 x^2-9 a^3 x^3+3 a^4 x^4+12 (-1+a x)^3 \log (1-a x)}{3 a c^2 (-1+a x)^3} \]
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Time = 0.60 (sec) , antiderivative size = 56, normalized size of antiderivative = 0.79
method | result | size |
risch | \(\frac {x}{c^{2}}+\frac {-6 a \,c^{2} x^{2}+10 c^{2} x -\frac {13 c^{2}}{3 a}}{c^{4} \left (a x -1\right )^{3}}+\frac {4 \ln \left (a x -1\right )}{a \,c^{2}}\) | \(56\) |
default | \(\frac {a^{4} \left (\frac {x}{a^{4}}-\frac {1}{3 a^{5} \left (a x -1\right )^{3}}-\frac {2}{a^{5} \left (a x -1\right )^{2}}-\frac {6}{a^{5} \left (a x -1\right )}+\frac {4 \ln \left (a x -1\right )}{a^{5}}\right )}{c^{2}}\) | \(61\) |
norman | \(\frac {\frac {a^{4} x^{5}}{c}+\frac {6 a \,x^{2}}{c}-\frac {4 x}{c}+\frac {8 a^{2} x^{3}}{3 c}-\frac {19 a^{3} x^{4}}{3 c}}{\left (a x -1\right )^{3} c \left (a x +1\right )}+\frac {4 \ln \left (a x -1\right )}{a \,c^{2}}\) | \(82\) |
parallelrisch | \(\frac {3 a^{4} x^{4}+12 a^{3} \ln \left (a x -1\right ) x^{3}-22 a^{3} x^{3}-36 a^{2} \ln \left (a x -1\right ) x^{2}+30 a^{2} x^{2}+36 a \ln \left (a x -1\right ) x -12 a x -12 \ln \left (a x -1\right )}{3 \left (a x -1\right )^{3} c^{2} a}\) | \(91\) |
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Time = 0.25 (sec) , antiderivative size = 100, normalized size of antiderivative = 1.41 \[ \int \frac {e^{4 \coth ^{-1}(a x)}}{\left (c-\frac {c}{a^2 x^2}\right )^2} \, dx=\frac {3 \, a^{4} x^{4} - 9 \, a^{3} x^{3} - 9 \, a^{2} x^{2} + 27 \, a x + 12 \, {\left (a^{3} x^{3} - 3 \, a^{2} x^{2} + 3 \, a x - 1\right )} \log \left (a x - 1\right ) - 13}{3 \, {\left (a^{4} c^{2} x^{3} - 3 \, a^{3} c^{2} x^{2} + 3 \, a^{2} c^{2} x - a c^{2}\right )}} \]
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Time = 0.17 (sec) , antiderivative size = 83, normalized size of antiderivative = 1.17 \[ \int \frac {e^{4 \coth ^{-1}(a x)}}{\left (c-\frac {c}{a^2 x^2}\right )^2} \, dx=a^{4} \left (\frac {- 18 a^{2} x^{2} + 30 a x - 13}{3 a^{8} c^{2} x^{3} - 9 a^{7} c^{2} x^{2} + 9 a^{6} c^{2} x - 3 a^{5} c^{2}} + \frac {x}{a^{4} c^{2}} + \frac {4 \log {\left (a x - 1 \right )}}{a^{5} c^{2}}\right ) \]
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Time = 0.19 (sec) , antiderivative size = 75, normalized size of antiderivative = 1.06 \[ \int \frac {e^{4 \coth ^{-1}(a x)}}{\left (c-\frac {c}{a^2 x^2}\right )^2} \, dx=-\frac {18 \, a^{2} x^{2} - 30 \, a x + 13}{3 \, {\left (a^{4} c^{2} x^{3} - 3 \, a^{3} c^{2} x^{2} + 3 \, a^{2} c^{2} x - a c^{2}\right )}} + \frac {x}{c^{2}} + \frac {4 \, \log \left (a x - 1\right )}{a c^{2}} \]
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Time = 0.27 (sec) , antiderivative size = 93, normalized size of antiderivative = 1.31 \[ \int \frac {e^{4 \coth ^{-1}(a x)}}{\left (c-\frac {c}{a^2 x^2}\right )^2} \, dx=\frac {a x - 1}{a c^{2}} - \frac {4 \, \log \left (\frac {{\left | a x - 1 \right |}}{{\left (a x - 1\right )}^{2} {\left | a \right |}}\right )}{a c^{2}} - \frac {\frac {18 \, a^{5} c^{4}}{a x - 1} + \frac {6 \, a^{5} c^{4}}{{\left (a x - 1\right )}^{2}} + \frac {a^{5} c^{4}}{{\left (a x - 1\right )}^{3}}}{3 \, a^{6} c^{6}} \]
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Time = 3.92 (sec) , antiderivative size = 71, normalized size of antiderivative = 1.00 \[ \int \frac {e^{4 \coth ^{-1}(a x)}}{\left (c-\frac {c}{a^2 x^2}\right )^2} \, dx=\frac {6\,a\,x^2-10\,x+\frac {13}{3\,a}}{-a^3\,c^2\,x^3+3\,a^2\,c^2\,x^2-3\,a\,c^2\,x+c^2}+\frac {x}{c^2}+\frac {4\,\ln \left (a\,x-1\right )}{a\,c^2} \]
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