Integrand size = 9, antiderivative size = 22 \[ \int \log \left (c \log ^p(d x)\right ) \, dx=x \log \left (c \log ^p(d x)\right )-\frac {p \operatorname {LogIntegral}(d x)}{d} \]
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Time = 0.00 (sec) , antiderivative size = 22, normalized size of antiderivative = 1.00, number of steps used = 2, number of rules used = 2, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.222, Rules used = {2600, 2335} \[ \int \log \left (c \log ^p(d x)\right ) \, dx=x \log \left (c \log ^p(d x)\right )-\frac {p \operatorname {LogIntegral}(d x)}{d} \]
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Rule 2335
Rule 2600
Rubi steps \begin{align*} \text {integral}& = x \log \left (c \log ^p(d x)\right )-p \int \frac {1}{\log (d x)} \, dx \\ & = x \log \left (c \log ^p(d x)\right )-\frac {p \text {li}(d x)}{d} \\ \end{align*}
Time = 0.01 (sec) , antiderivative size = 22, normalized size of antiderivative = 1.00 \[ \int \log \left (c \log ^p(d x)\right ) \, dx=x \log \left (c \log ^p(d x)\right )-\frac {p \operatorname {LogIntegral}(d x)}{d} \]
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Time = 0.40 (sec) , antiderivative size = 26, normalized size of antiderivative = 1.18
method | result | size |
default | \(x \ln \left (c \ln \left (d x \right )^{p}\right )+\frac {p \,\operatorname {Ei}_{1}\left (-\ln \left (d x \right )\right )}{d}\) | \(26\) |
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none
Time = 0.35 (sec) , antiderivative size = 26, normalized size of antiderivative = 1.18 \[ \int \log \left (c \log ^p(d x)\right ) \, dx=\frac {d p x \log \left (\log \left (d x\right )\right ) + d x \log \left (c\right ) - p \operatorname {log\_integral}\left (d x\right )}{d} \]
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Time = 0.42 (sec) , antiderivative size = 19, normalized size of antiderivative = 0.86 \[ \int \log \left (c \log ^p(d x)\right ) \, dx=x \log {\left (c \log {\left (d x \right )}^{p} \right )} - \frac {p \operatorname {li}{\left (d x \right )}}{d} \]
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none
Time = 0.23 (sec) , antiderivative size = 23, normalized size of antiderivative = 1.05 \[ \int \log \left (c \log ^p(d x)\right ) \, dx=x \log \left (c \log \left (d x\right )^{p}\right ) - \frac {p {\rm Ei}\left (\log \left (d x\right )\right )}{d} \]
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none
Time = 0.31 (sec) , antiderivative size = 26, normalized size of antiderivative = 1.18 \[ \int \log \left (c \log ^p(d x)\right ) \, dx=p x \log \left (\log \left (d\right ) + \log \left (x\right )\right ) + x \log \left (c\right ) - \frac {p {\rm Ei}\left (\log \left (d\right ) + \log \left (x\right )\right )}{d} \]
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Time = 1.57 (sec) , antiderivative size = 22, normalized size of antiderivative = 1.00 \[ \int \log \left (c \log ^p(d x)\right ) \, dx=x\,\ln \left (c\,{\ln \left (d\,x\right )}^p\right )-\frac {p\,\mathrm {logint}\left (d\,x\right )}{d} \]
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