Integrand size = 15, antiderivative size = 57 \[ \int \frac {\sin \left (a+b \log \left (c x^n\right )\right )}{x^3} \, dx=-\frac {b n \cos \left (a+b \log \left (c x^n\right )\right )}{\left (4+b^2 n^2\right ) x^2}-\frac {2 \sin \left (a+b \log \left (c x^n\right )\right )}{\left (4+b^2 n^2\right ) x^2} \]
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Time = 0.02 (sec) , antiderivative size = 57, normalized size of antiderivative = 1.00, number of steps used = 1, number of rules used = 1, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.067, Rules used = {4573} \[ \int \frac {\sin \left (a+b \log \left (c x^n\right )\right )}{x^3} \, dx=-\frac {2 \sin \left (a+b \log \left (c x^n\right )\right )}{x^2 \left (b^2 n^2+4\right )}-\frac {b n \cos \left (a+b \log \left (c x^n\right )\right )}{x^2 \left (b^2 n^2+4\right )} \]
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Rule 4573
Rubi steps \begin{align*} \text {integral}& = -\frac {b n \cos \left (a+b \log \left (c x^n\right )\right )}{\left (4+b^2 n^2\right ) x^2}-\frac {2 \sin \left (a+b \log \left (c x^n\right )\right )}{\left (4+b^2 n^2\right ) x^2} \\ \end{align*}
Time = 0.06 (sec) , antiderivative size = 44, normalized size of antiderivative = 0.77 \[ \int \frac {\sin \left (a+b \log \left (c x^n\right )\right )}{x^3} \, dx=-\frac {b n \cos \left (a+b \log \left (c x^n\right )\right )+2 \sin \left (a+b \log \left (c x^n\right )\right )}{\left (4+b^2 n^2\right ) x^2} \]
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Time = 0.62 (sec) , antiderivative size = 45, normalized size of antiderivative = 0.79
method | result | size |
parallelrisch | \(\frac {-\cos \left (a +b \ln \left (c \,x^{n}\right )\right ) b n -2 \sin \left (a +b \ln \left (c \,x^{n}\right )\right )}{x^{2} \left (b^{2} n^{2}+4\right )}\) | \(45\) |
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none
Time = 0.24 (sec) , antiderivative size = 46, normalized size of antiderivative = 0.81 \[ \int \frac {\sin \left (a+b \log \left (c x^n\right )\right )}{x^3} \, dx=-\frac {b n \cos \left (b n \log \left (x\right ) + b \log \left (c\right ) + a\right ) + 2 \, \sin \left (b n \log \left (x\right ) + b \log \left (c\right ) + a\right )}{{\left (b^{2} n^{2} + 4\right )} x^{2}} \]
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Result contains complex when optimal does not.
Time = 2.40 (sec) , antiderivative size = 228, normalized size of antiderivative = 4.00 \[ \int \frac {\sin \left (a+b \log \left (c x^n\right )\right )}{x^3} \, dx=\begin {cases} - \frac {i \cos {\left (a - \frac {2 i \log {\left (c x^{n} \right )}}{n} \right )}}{4 x^{2}} + \frac {\log {\left (c x^{n} \right )} \sin {\left (a - \frac {2 i \log {\left (c x^{n} \right )}}{n} \right )}}{2 n x^{2}} - \frac {i \log {\left (c x^{n} \right )} \cos {\left (a - \frac {2 i \log {\left (c x^{n} \right )}}{n} \right )}}{2 n x^{2}} & \text {for}\: b = - \frac {2 i}{n} \\- \frac {\sin {\left (a + \frac {2 i \log {\left (c x^{n} \right )}}{n} \right )}}{4 x^{2}} + \frac {\log {\left (c x^{n} \right )} \sin {\left (a + \frac {2 i \log {\left (c x^{n} \right )}}{n} \right )}}{2 n x^{2}} + \frac {i \log {\left (c x^{n} \right )} \cos {\left (a + \frac {2 i \log {\left (c x^{n} \right )}}{n} \right )}}{2 n x^{2}} & \text {for}\: b = \frac {2 i}{n} \\- \frac {b n \cos {\left (a + b \log {\left (c x^{n} \right )} \right )}}{b^{2} n^{2} x^{2} + 4 x^{2}} - \frac {2 \sin {\left (a + b \log {\left (c x^{n} \right )} \right )}}{b^{2} n^{2} x^{2} + 4 x^{2}} & \text {otherwise} \end {cases} \]
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Leaf count of result is larger than twice the leaf count of optimal. 216 vs. \(2 (57) = 114\).
Time = 0.22 (sec) , antiderivative size = 216, normalized size of antiderivative = 3.79 \[ \int \frac {\sin \left (a+b \log \left (c x^n\right )\right )}{x^3} \, dx=-\frac {{\left ({\left (b \cos \left (2 \, b \log \left (c\right )\right ) \cos \left (b \log \left (c\right )\right ) + b \sin \left (2 \, b \log \left (c\right )\right ) \sin \left (b \log \left (c\right )\right ) + b \cos \left (b \log \left (c\right )\right )\right )} n + 2 \, \cos \left (b \log \left (c\right )\right ) \sin \left (2 \, b \log \left (c\right )\right ) - 2 \, \cos \left (2 \, b \log \left (c\right )\right ) \sin \left (b \log \left (c\right )\right ) + 2 \, \sin \left (b \log \left (c\right )\right )\right )} \cos \left (b \log \left (x^{n}\right ) + a\right ) - {\left ({\left (b \cos \left (b \log \left (c\right )\right ) \sin \left (2 \, b \log \left (c\right )\right ) - b \cos \left (2 \, b \log \left (c\right )\right ) \sin \left (b \log \left (c\right )\right ) + b \sin \left (b \log \left (c\right )\right )\right )} n - 2 \, \cos \left (2 \, b \log \left (c\right )\right ) \cos \left (b \log \left (c\right )\right ) - 2 \, \sin \left (2 \, b \log \left (c\right )\right ) \sin \left (b \log \left (c\right )\right ) - 2 \, \cos \left (b \log \left (c\right )\right )\right )} \sin \left (b \log \left (x^{n}\right ) + a\right )}{2 \, {\left ({\left (b^{2} \cos \left (b \log \left (c\right )\right )^{2} + b^{2} \sin \left (b \log \left (c\right )\right )^{2}\right )} n^{2} + 4 \, \cos \left (b \log \left (c\right )\right )^{2} + 4 \, \sin \left (b \log \left (c\right )\right )^{2}\right )} x^{2}} \]
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\[ \int \frac {\sin \left (a+b \log \left (c x^n\right )\right )}{x^3} \, dx=\int { \frac {\sin \left (b \log \left (c x^{n}\right ) + a\right )}{x^{3}} \,d x } \]
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Timed out. \[ \int \frac {\sin \left (a+b \log \left (c x^n\right )\right )}{x^3} \, dx=\int \frac {\sin \left (a+b\,\ln \left (c\,x^n\right )\right )}{x^3} \,d x \]
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