Integrand size = 41, antiderivative size = 22 \[ \int \frac {\left (a m x^m+b n q \log ^{-1+q}\left (c x^n\right )\right ) \left (a x^m+b \log ^q\left (c x^n\right )\right )}{x} \, dx=\frac {1}{2} \left (a x^m+b \log ^q\left (c x^n\right )\right )^2 \]
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Time = 0.08 (sec) , antiderivative size = 22, normalized size of antiderivative = 1.00, number of steps used = 1, number of rules used = 1, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.024, Rules used = {2624} \[ \int \frac {\left (a m x^m+b n q \log ^{-1+q}\left (c x^n\right )\right ) \left (a x^m+b \log ^q\left (c x^n\right )\right )}{x} \, dx=\frac {1}{2} \left (a x^m+b \log ^q\left (c x^n\right )\right )^2 \]
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Rule 2624
Rubi steps \begin{align*} \text {integral}& = \frac {1}{2} \left (a x^m+b \log ^q\left (c x^n\right )\right )^2 \\ \end{align*}
Time = 0.03 (sec) , antiderivative size = 22, normalized size of antiderivative = 1.00 \[ \int \frac {\left (a m x^m+b n q \log ^{-1+q}\left (c x^n\right )\right ) \left (a x^m+b \log ^q\left (c x^n\right )\right )}{x} \, dx=\frac {1}{2} \left (a x^m+b \log ^q\left (c x^n\right )\right )^2 \]
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Result contains higher order function than in optimal. Order 9 vs. order 3.
Time = 187.63 (sec) , antiderivative size = 135, normalized size of antiderivative = 6.14
method | result | size |
risch | \(\frac {a^{2} x^{2 m}}{2}+\frac {b^{2} {\left (\ln \left (c \right )+\ln \left (x^{n}\right )-\frac {i \pi \,\operatorname {csgn}\left (i c \,x^{n}\right ) \left (-\operatorname {csgn}\left (i c \,x^{n}\right )+\operatorname {csgn}\left (i c \right )\right ) \left (-\operatorname {csgn}\left (i c \,x^{n}\right )+\operatorname {csgn}\left (i x^{n}\right )\right )}{2}\right )}^{2 q}}{2}+a b \,x^{m} {\left (\ln \left (c \right )+\ln \left (x^{n}\right )-\frac {i \pi \,\operatorname {csgn}\left (i c \,x^{n}\right ) \left (-\operatorname {csgn}\left (i c \,x^{n}\right )+\operatorname {csgn}\left (i c \right )\right ) \left (-\operatorname {csgn}\left (i c \,x^{n}\right )+\operatorname {csgn}\left (i x^{n}\right )\right )}{2}\right )}^{q}\) | \(135\) |
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Leaf count of result is larger than twice the leaf count of optimal. 42 vs. \(2 (20) = 40\).
Time = 0.38 (sec) , antiderivative size = 42, normalized size of antiderivative = 1.91 \[ \int \frac {\left (a m x^m+b n q \log ^{-1+q}\left (c x^n\right )\right ) \left (a x^m+b \log ^q\left (c x^n\right )\right )}{x} \, dx={\left (n \log \left (x\right ) + \log \left (c\right )\right )}^{q} a b x^{m} + \frac {1}{2} \, {\left (n \log \left (x\right ) + \log \left (c\right )\right )}^{2 \, q} b^{2} + \frac {1}{2} \, a^{2} x^{2 \, m} \]
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Leaf count of result is larger than twice the leaf count of optimal. 39 vs. \(2 (17) = 34\).
Time = 20.87 (sec) , antiderivative size = 39, normalized size of antiderivative = 1.77 \[ \int \frac {\left (a m x^m+b n q \log ^{-1+q}\left (c x^n\right )\right ) \left (a x^m+b \log ^q\left (c x^n\right )\right )}{x} \, dx=\frac {a^{2} x^{2 m}}{2} + a b x^{m} \log {\left (c x^{n} \right )}^{q} + \frac {b^{2} \log {\left (c x^{n} \right )}^{2 q}}{2} \]
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Exception generated. \[ \int \frac {\left (a m x^m+b n q \log ^{-1+q}\left (c x^n\right )\right ) \left (a x^m+b \log ^q\left (c x^n\right )\right )}{x} \, dx=\text {Exception raised: RuntimeError} \]
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\[ \int \frac {\left (a m x^m+b n q \log ^{-1+q}\left (c x^n\right )\right ) \left (a x^m+b \log ^q\left (c x^n\right )\right )}{x} \, dx=\int { \frac {{\left (b n q \log \left (c x^{n}\right )^{q - 1} + a m x^{m}\right )} {\left (a x^{m} + b \log \left (c x^{n}\right )^{q}\right )}}{x} \,d x } \]
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Time = 2.10 (sec) , antiderivative size = 20, normalized size of antiderivative = 0.91 \[ \int \frac {\left (a m x^m+b n q \log ^{-1+q}\left (c x^n\right )\right ) \left (a x^m+b \log ^q\left (c x^n\right )\right )}{x} \, dx=\frac {{\left (a\,x^m+b\,{\ln \left (c\,x^n\right )}^q\right )}^2}{2} \]
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