Integrand size = 39, antiderivative size = 20 \[ \int \left (\frac {a}{x^2}+\frac {2 b n \log \left (c x^n\right )}{x^3}\right ) \left (a x^2+b x \log ^2\left (c x^n\right )\right )^2 \, dx=\frac {1}{3} \left (a x+b \log ^2\left (c x^n\right )\right )^3 \]
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Time = 0.10 (sec) , antiderivative size = 20, normalized size of antiderivative = 1.00, number of steps used = 3, number of rules used = 2, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.051, Rules used = {2641, 2624} \[ \int \left (\frac {a}{x^2}+\frac {2 b n \log \left (c x^n\right )}{x^3}\right ) \left (a x^2+b x \log ^2\left (c x^n\right )\right )^2 \, dx=\frac {1}{3} \left (a x+b \log ^2\left (c x^n\right )\right )^3 \]
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Rule 2624
Rule 2641
Rubi steps \begin{align*} \text {integral}& = \int \frac {\left (a x+2 b n \log \left (c x^n\right )\right ) \left (a x^2+b x \log ^2\left (c x^n\right )\right )^2}{x^3} \, dx \\ & = \int \frac {\left (a x+2 b n \log \left (c x^n\right )\right ) \left (a x+b \log ^2\left (c x^n\right )\right )^2}{x} \, dx \\ & = \frac {1}{3} \left (a x+b \log ^2\left (c x^n\right )\right )^3 \\ \end{align*}
Time = 0.02 (sec) , antiderivative size = 20, normalized size of antiderivative = 1.00 \[ \int \left (\frac {a}{x^2}+\frac {2 b n \log \left (c x^n\right )}{x^3}\right ) \left (a x^2+b x \log ^2\left (c x^n\right )\right )^2 \, dx=\frac {1}{3} \left (a x+b \log ^2\left (c x^n\right )\right )^3 \]
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Leaf count of result is larger than twice the leaf count of optimal. \(52\) vs. \(2(18)=36\).
Time = 2.34 (sec) , antiderivative size = 53, normalized size of antiderivative = 2.65
method | result | size |
parallelrisch | \(\frac {b^{3} \ln \left (c \,x^{n}\right )^{6}}{3}+a x \,b^{2} \ln \left (c \,x^{n}\right )^{4}+a^{2} x^{2} b \ln \left (c \,x^{n}\right )^{2}+\frac {a^{3} x^{3}}{3}\) | \(53\) |
risch | \(\text {Expression too large to display}\) | \(20850\) |
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Leaf count of result is larger than twice the leaf count of optimal. 195 vs. \(2 (18) = 36\).
Time = 0.32 (sec) , antiderivative size = 195, normalized size of antiderivative = 9.75 \[ \int \left (\frac {a}{x^2}+\frac {2 b n \log \left (c x^n\right )}{x^3}\right ) \left (a x^2+b x \log ^2\left (c x^n\right )\right )^2 \, dx=\frac {1}{3} \, b^{3} n^{6} \log \left (x\right )^{6} + 2 \, b^{3} n^{5} \log \left (c\right ) \log \left (x\right )^{5} + a b^{2} x \log \left (c\right )^{4} + a^{2} b x^{2} \log \left (c\right )^{2} + \frac {1}{3} \, a^{3} x^{3} + {\left (5 \, b^{3} n^{4} \log \left (c\right )^{2} + a b^{2} n^{4} x\right )} \log \left (x\right )^{4} + \frac {4}{3} \, {\left (5 \, b^{3} n^{3} \log \left (c\right )^{3} + 3 \, a b^{2} n^{3} x \log \left (c\right )\right )} \log \left (x\right )^{3} + {\left (5 \, b^{3} n^{2} \log \left (c\right )^{4} + 6 \, a b^{2} n^{2} x \log \left (c\right )^{2} + a^{2} b n^{2} x^{2}\right )} \log \left (x\right )^{2} + 2 \, {\left (b^{3} n \log \left (c\right )^{5} + 2 \, a b^{2} n x \log \left (c\right )^{3} + a^{2} b n x^{2} \log \left (c\right )\right )} \log \left (x\right ) \]
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Time = 3.67 (sec) , antiderivative size = 70, normalized size of antiderivative = 3.50 \[ \int \left (\frac {a}{x^2}+\frac {2 b n \log \left (c x^n\right )}{x^3}\right ) \left (a x^2+b x \log ^2\left (c x^n\right )\right )^2 \, dx=\frac {a^{3} x^{3}}{3} + a^{2} b x^{2} \log {\left (c x^{n} \right )}^{2} + a b^{2} x \log {\left (c x^{n} \right )}^{4} - 2 b^{3} n \left (\begin {cases} - \log {\left (c \right )}^{5} \log {\left (x \right )} & \text {for}\: n = 0 \\- \frac {\log {\left (c x^{n} \right )}^{6}}{6 n} & \text {otherwise} \end {cases}\right ) \]
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Leaf count of result is larger than twice the leaf count of optimal. 211 vs. \(2 (18) = 36\).
Time = 0.21 (sec) , antiderivative size = 211, normalized size of antiderivative = 10.55 \[ \int \left (\frac {a}{x^2}+\frac {2 b n \log \left (c x^n\right )}{x^3}\right ) \left (a x^2+b x \log ^2\left (c x^n\right )\right )^2 \, dx=\frac {1}{3} \, b^{3} \log \left (c x^{n}\right )^{6} + 4 \, a b^{2} n x \log \left (c x^{n}\right )^{3} + a b^{2} x \log \left (c x^{n}\right )^{4} - \frac {1}{2} \, a^{2} b n^{2} x^{2} + a^{2} b n x^{2} \log \left (c x^{n}\right ) + a^{2} b x^{2} \log \left (c x^{n}\right )^{2} + \frac {1}{3} \, a^{3} x^{3} - 12 \, {\left (n x \log \left (c x^{n}\right )^{2} + 2 \, {\left (n^{2} x - n x \log \left (c x^{n}\right )\right )} n\right )} a b^{2} n + \frac {1}{2} \, {\left (n^{2} x^{2} - 2 \, n x^{2} \log \left (c x^{n}\right )\right )} a^{2} b - 4 \, {\left (n x \log \left (c x^{n}\right )^{3} - 3 \, {\left (n x \log \left (c x^{n}\right )^{2} + 2 \, {\left (n^{2} x - n x \log \left (c x^{n}\right )\right )} n\right )} n\right )} a b^{2} \]
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Leaf count of result is larger than twice the leaf count of optimal. 198 vs. \(2 (18) = 36\).
Time = 0.36 (sec) , antiderivative size = 198, normalized size of antiderivative = 9.90 \[ \int \left (\frac {a}{x^2}+\frac {2 b n \log \left (c x^n\right )}{x^3}\right ) \left (a x^2+b x \log ^2\left (c x^n\right )\right )^2 \, dx=\frac {1}{3} \, b^{3} n^{6} \log \left (x\right )^{6} + 2 \, b^{3} n^{5} \log \left (c\right ) \log \left (x\right )^{5} + 2 \, b^{3} n \log \left (c\right )^{5} \log \left (x\right ) + a b^{2} x \log \left (c\right )^{4} + a^{2} b x^{2} \log \left (c\right )^{2} + \frac {1}{3} \, a^{3} x^{3} + {\left (5 \, b^{3} n^{4} \log \left (c\right )^{2} + a b^{2} n^{4} x\right )} \log \left (x\right )^{4} + \frac {4}{3} \, {\left (5 \, b^{3} n^{3} \log \left (c\right )^{3} + 3 \, a b^{2} n^{3} x \log \left (c\right )\right )} \log \left (x\right )^{3} + {\left (5 \, b^{3} n^{2} \log \left (c\right )^{4} + 6 \, a b^{2} n^{2} x \log \left (c\right )^{2} + a^{2} b n^{2} x^{2}\right )} \log \left (x\right )^{2} + 2 \, {\left (2 \, a b^{2} n x \log \left (c\right )^{3} + a^{2} b n x^{2} \log \left (c\right )\right )} \log \left (x\right ) \]
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Time = 1.60 (sec) , antiderivative size = 52, normalized size of antiderivative = 2.60 \[ \int \left (\frac {a}{x^2}+\frac {2 b n \log \left (c x^n\right )}{x^3}\right ) \left (a x^2+b x \log ^2\left (c x^n\right )\right )^2 \, dx=\frac {a^3\,x^3}{3}+a^2\,b\,x^2\,{\ln \left (c\,x^n\right )}^2+a\,b^2\,x\,{\ln \left (c\,x^n\right )}^4+\frac {b^3\,{\ln \left (c\,x^n\right )}^6}{3} \]
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