Integrand size = 28, antiderivative size = 17 \[ \int \frac {-3+2 x \log \left (4 \log ^2(5)\right )}{2 x \log \left (4 \log ^2(5)\right )} \, dx=x-\frac {3 \log (x)}{2 \log \left (4 \log ^2(5)\right )} \]
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Leaf count is larger than twice the leaf count of optimal. \(38\) vs. \(2(17)=34\).
Time = 0.01 (sec) , antiderivative size = 38, normalized size of antiderivative = 2.24, number of steps used = 3, number of rules used = 2, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.071, Rules used = {12, 45} \[ \int \frac {-3+2 x \log \left (4 \log ^2(5)\right )}{2 x \log \left (4 \log ^2(5)\right )} \, dx=\frac {x (\log (16)+4 \log (\log (5)))}{2 \log \left (4 \log ^2(5)\right )}-\frac {3 \log (x)}{2 \log \left (4 \log ^2(5)\right )} \]
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Rule 12
Rule 45
Rubi steps \begin{align*} \text {integral}& = \frac {\int \frac {-3+2 x \log \left (4 \log ^2(5)\right )}{x} \, dx}{2 \log \left (4 \log ^2(5)\right )} \\ & = \frac {\int \left (-\frac {3}{x}+\log (16)+4 \log (\log (5))\right ) \, dx}{2 \log \left (4 \log ^2(5)\right )} \\ & = -\frac {3 \log (x)}{2 \log \left (4 \log ^2(5)\right )}+\frac {x (\log (16)+4 \log (\log (5)))}{2 \log \left (4 \log ^2(5)\right )} \\ \end{align*}
Time = 0.02 (sec) , antiderivative size = 26, normalized size of antiderivative = 1.53 \[ \int \frac {-3+2 x \log \left (4 \log ^2(5)\right )}{2 x \log \left (4 \log ^2(5)\right )} \, dx=x-\frac {3 \log (x \log (16)+4 x \log (\log (5)))}{\log (16)+4 \log (\log (5))} \]
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Time = 0.08 (sec) , antiderivative size = 15, normalized size of antiderivative = 0.88
method | result | size |
norman | \(x -\frac {3 \ln \left (x \right )}{4 \left (\ln \left (2\right )+\ln \left (\ln \left (5\right )\right )\right )}\) | \(15\) |
default | \(\frac {2 x \ln \left (4 \ln \left (5\right )^{2}\right )-3 \ln \left (x \right )}{2 \ln \left (4 \ln \left (5\right )^{2}\right )}\) | \(27\) |
parallelrisch | \(\frac {2 x \ln \left (4 \ln \left (5\right )^{2}\right )-3 \ln \left (x \right )}{2 \ln \left (4 \ln \left (5\right )^{2}\right )}\) | \(27\) |
risch | \(\frac {2 x \ln \left (2\right )}{2 \ln \left (2\right )+2 \ln \left (\ln \left (5\right )\right )}+\frac {2 x \ln \left (\ln \left (5\right )\right )}{2 \ln \left (2\right )+2 \ln \left (\ln \left (5\right )\right )}-\frac {3 \ln \left (x \right )}{2 \left (2 \ln \left (2\right )+2 \ln \left (\ln \left (5\right )\right )\right )}\) | \(53\) |
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Time = 0.25 (sec) , antiderivative size = 26, normalized size of antiderivative = 1.53 \[ \int \frac {-3+2 x \log \left (4 \log ^2(5)\right )}{2 x \log \left (4 \log ^2(5)\right )} \, dx=\frac {2 \, x \log \left (4 \, \log \left (5\right )^{2}\right ) - 3 \, \log \left (x\right )}{2 \, \log \left (4 \, \log \left (5\right )^{2}\right )} \]
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Time = 0.05 (sec) , antiderivative size = 29, normalized size of antiderivative = 1.71 \[ \int \frac {-3+2 x \log \left (4 \log ^2(5)\right )}{2 x \log \left (4 \log ^2(5)\right )} \, dx=\frac {x \left (4 \log {\left (\log {\left (5 \right )} \right )} + 4 \log {\left (2 \right )}\right ) - 3 \log {\left (x \right )}}{4 \log {\left (\log {\left (5 \right )} \right )} + 4 \log {\left (2 \right )}} \]
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Time = 0.20 (sec) , antiderivative size = 26, normalized size of antiderivative = 1.53 \[ \int \frac {-3+2 x \log \left (4 \log ^2(5)\right )}{2 x \log \left (4 \log ^2(5)\right )} \, dx=\frac {2 \, x \log \left (4 \, \log \left (5\right )^{2}\right ) - 3 \, \log \left (x\right )}{2 \, \log \left (4 \, \log \left (5\right )^{2}\right )} \]
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Time = 0.25 (sec) , antiderivative size = 27, normalized size of antiderivative = 1.59 \[ \int \frac {-3+2 x \log \left (4 \log ^2(5)\right )}{2 x \log \left (4 \log ^2(5)\right )} \, dx=\frac {2 \, x \log \left (4 \, \log \left (5\right )^{2}\right ) - 3 \, \log \left ({\left | x \right |}\right )}{2 \, \log \left (4 \, \log \left (5\right )^{2}\right )} \]
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Time = 0.06 (sec) , antiderivative size = 15, normalized size of antiderivative = 0.88 \[ \int \frac {-3+2 x \log \left (4 \log ^2(5)\right )}{2 x \log \left (4 \log ^2(5)\right )} \, dx=x-\frac {3\,\ln \left (x\right )}{2\,\ln \left (4\,{\ln \left (5\right )}^2\right )} \]
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