Integrand size = 25, antiderivative size = 94 \[ \int \frac {\left (a+b \log \left (c x^n\right )\right )^2}{x \left (d+e x^r\right )} \, dx=-\frac {\left (a+b \log \left (c x^n\right )\right )^2 \log \left (1+\frac {d x^{-r}}{e}\right )}{d r}+\frac {2 b n \left (a+b \log \left (c x^n\right )\right ) \operatorname {PolyLog}\left (2,-\frac {d x^{-r}}{e}\right )}{d r^2}+\frac {2 b^2 n^2 \operatorname {PolyLog}\left (3,-\frac {d x^{-r}}{e}\right )}{d r^3} \]
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Time = 0.09 (sec) , antiderivative size = 94, normalized size of antiderivative = 1.00, number of steps used = 3, number of rules used = 3, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.120, Rules used = {2379, 2421, 6724} \[ \int \frac {\left (a+b \log \left (c x^n\right )\right )^2}{x \left (d+e x^r\right )} \, dx=\frac {2 b n \operatorname {PolyLog}\left (2,-\frac {d x^{-r}}{e}\right ) \left (a+b \log \left (c x^n\right )\right )}{d r^2}-\frac {\log \left (\frac {d x^{-r}}{e}+1\right ) \left (a+b \log \left (c x^n\right )\right )^2}{d r}+\frac {2 b^2 n^2 \operatorname {PolyLog}\left (3,-\frac {d x^{-r}}{e}\right )}{d r^3} \]
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Rule 2379
Rule 2421
Rule 6724
Rubi steps \begin{align*} \text {integral}& = -\frac {\left (a+b \log \left (c x^n\right )\right )^2 \log \left (1+\frac {d x^{-r}}{e}\right )}{d r}+\frac {(2 b n) \int \frac {\left (a+b \log \left (c x^n\right )\right ) \log \left (1+\frac {d x^{-r}}{e}\right )}{x} \, dx}{d r} \\ & = -\frac {\left (a+b \log \left (c x^n\right )\right )^2 \log \left (1+\frac {d x^{-r}}{e}\right )}{d r}+\frac {2 b n \left (a+b \log \left (c x^n\right )\right ) \text {Li}_2\left (-\frac {d x^{-r}}{e}\right )}{d r^2}-\frac {\left (2 b^2 n^2\right ) \int \frac {\text {Li}_2\left (-\frac {d x^{-r}}{e}\right )}{x} \, dx}{d r^2} \\ & = -\frac {\left (a+b \log \left (c x^n\right )\right )^2 \log \left (1+\frac {d x^{-r}}{e}\right )}{d r}+\frac {2 b n \left (a+b \log \left (c x^n\right )\right ) \text {Li}_2\left (-\frac {d x^{-r}}{e}\right )}{d r^2}+\frac {2 b^2 n^2 \text {Li}_3\left (-\frac {d x^{-r}}{e}\right )}{d r^3} \\ \end{align*}
Leaf count is larger than twice the leaf count of optimal. \(270\) vs. \(2(94)=188\).
Time = 0.19 (sec) , antiderivative size = 270, normalized size of antiderivative = 2.87 \[ \int \frac {\left (a+b \log \left (c x^n\right )\right )^2}{x \left (d+e x^r\right )} \, dx=-\frac {a^2 r^2 \log \left (d-d x^r\right )-2 a b r^2 \left (n \log (x)-\log \left (c x^n\right )\right ) \log \left (d-d x^r\right )+b^2 r^2 \left (-n \log (x)+\log \left (c x^n\right )\right )^2 \log \left (d-d x^r\right )-2 a b n r \left (\frac {1}{2} r^2 \log ^2(x)+\left (-r \log (x)+\log \left (-\frac {e x^r}{d}\right )\right ) \log \left (d+e x^r\right )+\operatorname {PolyLog}\left (2,1+\frac {e x^r}{d}\right )\right )+2 b^2 n r \left (n \log (x)-\log \left (c x^n\right )\right ) \left (\frac {1}{2} r^2 \log ^2(x)+\left (-r \log (x)+\log \left (-\frac {e x^r}{d}\right )\right ) \log \left (d+e x^r\right )+\operatorname {PolyLog}\left (2,1+\frac {e x^r}{d}\right )\right )+b^2 n^2 \left (r^2 \log ^2(x) \log \left (1+\frac {d x^{-r}}{e}\right )-2 r \log (x) \operatorname {PolyLog}\left (2,-\frac {d x^{-r}}{e}\right )-2 \operatorname {PolyLog}\left (3,-\frac {d x^{-r}}{e}\right )\right )}{d r^3} \]
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Result contains higher order function than in optimal. Order 9 vs. order 4.
Time = 0.80 (sec) , antiderivative size = 580, normalized size of antiderivative = 6.17
method | result | size |
risch | \(-\frac {b^{2} \ln \left (d +e \,x^{r}\right ) \ln \left (x \right )^{2} n^{2}}{r d}+\frac {2 b^{2} \ln \left (d +e \,x^{r}\right ) \ln \left (x \right ) \ln \left (x^{n}\right ) n}{r d}-\frac {b^{2} \ln \left (d +e \,x^{r}\right ) \ln \left (x^{n}\right )^{2}}{r d}+\frac {b^{2} \ln \left (x^{r}\right ) \ln \left (x \right )^{2} n^{2}}{r d}-\frac {2 b^{2} \ln \left (x^{r}\right ) \ln \left (x \right ) \ln \left (x^{n}\right ) n}{r d}+\frac {b^{2} \ln \left (x^{r}\right ) \ln \left (x^{n}\right )^{2}}{r d}-\frac {2 b^{2} \ln \left (x \right )^{3} n^{2}}{3 d}+\frac {b^{2} n^{2} \ln \left (x \right )^{2} \ln \left (1+\frac {e \,x^{r}}{d}\right )}{r d}+\frac {2 b^{2} n^{2} \operatorname {Li}_{3}\left (-\frac {e \,x^{r}}{d}\right )}{r^{3} d}+\frac {b^{2} n \ln \left (x^{n}\right ) \ln \left (x \right )^{2}}{d}-\frac {2 b^{2} n \ln \left (x \right ) \ln \left (1+\frac {e \,x^{r}}{d}\right ) \ln \left (x^{n}\right )}{r d}-\frac {2 b^{2} n \,\operatorname {Li}_{2}\left (-\frac {e \,x^{r}}{d}\right ) \ln \left (x^{n}\right )}{r^{2} d}+\frac {\left (-i b \pi \,\operatorname {csgn}\left (i c \right ) \operatorname {csgn}\left (i x^{n}\right ) \operatorname {csgn}\left (i c \,x^{n}\right )+i b \pi \,\operatorname {csgn}\left (i c \right ) \operatorname {csgn}\left (i c \,x^{n}\right )^{2}+i b \pi \,\operatorname {csgn}\left (i x^{n}\right ) \operatorname {csgn}\left (i c \,x^{n}\right )^{2}-i b \pi \operatorname {csgn}\left (i c \,x^{n}\right )^{3}+2 b \ln \left (c \right )+2 a \right ) b \left (\left (\ln \left (x^{n}\right )-n \ln \left (x \right )\right ) \left (-\frac {\ln \left (d +e \,x^{r}\right )}{d}+\frac {\ln \left (x^{r}\right )}{d}\right )-\frac {n \left (-\frac {r^{2} \ln \left (x \right )^{2}}{2}+r \ln \left (x \right ) \ln \left (1+\frac {e \,x^{r}}{d}\right )+\operatorname {Li}_{2}\left (-\frac {e \,x^{r}}{d}\right )\right )}{r d}\right )}{r}+\frac {{\left (-i b \pi \,\operatorname {csgn}\left (i c \right ) \operatorname {csgn}\left (i x^{n}\right ) \operatorname {csgn}\left (i c \,x^{n}\right )+i b \pi \,\operatorname {csgn}\left (i c \right ) \operatorname {csgn}\left (i c \,x^{n}\right )^{2}+i b \pi \,\operatorname {csgn}\left (i x^{n}\right ) \operatorname {csgn}\left (i c \,x^{n}\right )^{2}-i b \pi \operatorname {csgn}\left (i c \,x^{n}\right )^{3}+2 b \ln \left (c \right )+2 a \right )}^{2} \left (-\frac {\ln \left (d +e \,x^{r}\right )}{r d}+\frac {\ln \left (x^{r}\right )}{r d}\right )}{4}\) | \(580\) |
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Leaf count of result is larger than twice the leaf count of optimal. 228 vs. \(2 (93) = 186\).
Time = 0.26 (sec) , antiderivative size = 228, normalized size of antiderivative = 2.43 \[ \int \frac {\left (a+b \log \left (c x^n\right )\right )^2}{x \left (d+e x^r\right )} \, dx=\frac {b^{2} n^{2} r^{3} \log \left (x\right )^{3} + 6 \, b^{2} n^{2} {\rm polylog}\left (3, -\frac {e x^{r}}{d}\right ) + 3 \, {\left (b^{2} n r^{3} \log \left (c\right ) + a b n r^{3}\right )} \log \left (x\right )^{2} - 6 \, {\left (b^{2} n^{2} r \log \left (x\right ) + b^{2} n r \log \left (c\right ) + a b n r\right )} {\rm Li}_2\left (-\frac {e x^{r} + d}{d} + 1\right ) - 3 \, {\left (b^{2} r^{2} \log \left (c\right )^{2} + 2 \, a b r^{2} \log \left (c\right ) + a^{2} r^{2}\right )} \log \left (e x^{r} + d\right ) + 3 \, {\left (b^{2} r^{3} \log \left (c\right )^{2} + 2 \, a b r^{3} \log \left (c\right ) + a^{2} r^{3}\right )} \log \left (x\right ) - 3 \, {\left (b^{2} n^{2} r^{2} \log \left (x\right )^{2} + 2 \, {\left (b^{2} n r^{2} \log \left (c\right ) + a b n r^{2}\right )} \log \left (x\right )\right )} \log \left (\frac {e x^{r} + d}{d}\right )}{3 \, d r^{3}} \]
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\[ \int \frac {\left (a+b \log \left (c x^n\right )\right )^2}{x \left (d+e x^r\right )} \, dx=\int \frac {\left (a + b \log {\left (c x^{n} \right )}\right )^{2}}{x \left (d + e x^{r}\right )}\, dx \]
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\[ \int \frac {\left (a+b \log \left (c x^n\right )\right )^2}{x \left (d+e x^r\right )} \, dx=\int { \frac {{\left (b \log \left (c x^{n}\right ) + a\right )}^{2}}{{\left (e x^{r} + d\right )} x} \,d x } \]
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\[ \int \frac {\left (a+b \log \left (c x^n\right )\right )^2}{x \left (d+e x^r\right )} \, dx=\int { \frac {{\left (b \log \left (c x^{n}\right ) + a\right )}^{2}}{{\left (e x^{r} + d\right )} x} \,d x } \]
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Timed out. \[ \int \frac {\left (a+b \log \left (c x^n\right )\right )^2}{x \left (d+e x^r\right )} \, dx=\int \frac {{\left (a+b\,\ln \left (c\,x^n\right )\right )}^2}{x\,\left (d+e\,x^r\right )} \,d x \]
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