Integrand size = 6, antiderivative size = 11 \[ \int \cos (x) \log (\sin (x)) \, dx=-\sin (x)+\log (\sin (x)) \sin (x) \]
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Time = 0.01 (sec) , antiderivative size = 11, normalized size of antiderivative = 1.00, number of steps used = 2, number of rules used = 2, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.333, Rules used = {2717, 2634} \[ \int \cos (x) \log (\sin (x)) \, dx=\sin (x) \log (\sin (x))-\sin (x) \]
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Rule 2634
Rule 2717
Rubi steps \begin{align*} \text {integral}& = \log (\sin (x)) \sin (x)-\int \cos (x) \, dx \\ & = -\sin (x)+\log (\sin (x)) \sin (x) \\ \end{align*}
Time = 0.00 (sec) , antiderivative size = 11, normalized size of antiderivative = 1.00 \[ \int \cos (x) \log (\sin (x)) \, dx=-\sin (x)+\log (\sin (x)) \sin (x) \]
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Time = 0.60 (sec) , antiderivative size = 9, normalized size of antiderivative = 0.82
method | result | size |
parallelrisch | \(\left (\ln \left (\sin \left (x \right )\right )-1\right ) \sin \left (x \right )\) | \(9\) |
derivativedivides | \(-\sin \left (x \right )+\ln \left (\sin \left (x \right )\right ) \sin \left (x \right )\) | \(12\) |
default | \(-\sin \left (x \right )+\ln \left (\sin \left (x \right )\right ) \sin \left (x \right )\) | \(12\) |
norman | \(\frac {2 \tan \left (\frac {x}{2}\right ) \ln \left (\frac {2 \tan \left (\frac {x}{2}\right )}{1+\tan ^{2}\left (\frac {x}{2}\right )}\right )-2 \tan \left (\frac {x}{2}\right )}{1+\tan ^{2}\left (\frac {x}{2}\right )}\) | \(42\) |
risch | \(-\frac {i {\mathrm e}^{-i x} \ln \left (2\right )}{2}+\frac {{\mathrm e}^{i x} \pi \operatorname {csgn}\left (\sin \left (x \right )\right )^{3}}{4}-\frac {{\mathrm e}^{-i x} \pi \,\operatorname {csgn}\left (i {\mathrm e}^{2 i x}-i\right ) \operatorname {csgn}\left (i {\mathrm e}^{-i x}\right ) \operatorname {csgn}\left (\sin \left (x \right )\right )}{4}+\frac {{\mathrm e}^{i x} \pi \,\operatorname {csgn}\left (i {\mathrm e}^{2 i x}-i\right ) \operatorname {csgn}\left (i {\mathrm e}^{-i x}\right ) \operatorname {csgn}\left (\sin \left (x \right )\right )}{4}+\frac {i {\mathrm e}^{i x} \ln \left (2\right )}{2}+\frac {{\mathrm e}^{-i x} \pi \operatorname {csgn}\left (i \sin \left (x \right )\right )^{3}}{4}-\frac {{\mathrm e}^{i x} \pi \operatorname {csgn}\left (i \sin \left (x \right )\right )^{3}}{4}+\frac {{\mathrm e}^{i x} \pi \,\operatorname {csgn}\left (i {\mathrm e}^{-i x}\right ) \operatorname {csgn}\left (\sin \left (x \right )\right )^{2}}{4}-\frac {{\mathrm e}^{i x} \pi \,\operatorname {csgn}\left (\sin \left (x \right )\right ) \operatorname {csgn}\left (i \sin \left (x \right )\right )^{2}}{4}+\frac {{\mathrm e}^{i x} \pi \,\operatorname {csgn}\left (\sin \left (x \right )\right ) \operatorname {csgn}\left (i \sin \left (x \right )\right )}{4}-\frac {{\mathrm e}^{-i x} \pi \,\operatorname {csgn}\left (\sin \left (x \right )\right ) \operatorname {csgn}\left (i \sin \left (x \right )\right )}{4}-\frac {{\mathrm e}^{-i x} \pi \,\operatorname {csgn}\left (i {\mathrm e}^{-i x}\right ) \operatorname {csgn}\left (\sin \left (x \right )\right )^{2}}{4}+\frac {{\mathrm e}^{-i x} \pi \,\operatorname {csgn}\left (\sin \left (x \right )\right ) \operatorname {csgn}\left (i \sin \left (x \right )\right )^{2}}{4}-\frac {{\mathrm e}^{-i x} \pi \,\operatorname {csgn}\left (i {\mathrm e}^{2 i x}-i\right ) \operatorname {csgn}\left (\sin \left (x \right )\right )^{2}}{4}+\frac {{\mathrm e}^{i x} \pi \,\operatorname {csgn}\left (i {\mathrm e}^{2 i x}-i\right ) \operatorname {csgn}\left (\sin \left (x \right )\right )^{2}}{4}-\frac {{\mathrm e}^{-i x} \pi \operatorname {csgn}\left (i \sin \left (x \right )\right )^{2}}{4}+\frac {{\mathrm e}^{i x} \pi \operatorname {csgn}\left (i \sin \left (x \right )\right )^{2}}{4}-\frac {{\mathrm e}^{-i x} \pi \operatorname {csgn}\left (\sin \left (x \right )\right )^{3}}{4}+\frac {i {\mathrm e}^{i x}}{2}+\frac {{\mathrm e}^{-i x} \pi }{4}-\frac {i {\mathrm e}^{-i x}}{2}+\frac {i {\mathrm e}^{-i x} \ln \left ({\mathrm e}^{2 i x}-1\right )}{2}-\frac {i {\mathrm e}^{i x} \ln \left ({\mathrm e}^{2 i x}-1\right )}{2}-\frac {{\mathrm e}^{i x} \pi }{4}-\ln \left ({\mathrm e}^{i x}\right ) \sin \left (x \right )\) | \(416\) |
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Time = 0.32 (sec) , antiderivative size = 11, normalized size of antiderivative = 1.00 \[ \int \cos (x) \log (\sin (x)) \, dx=\log \left (\sin \left (x\right )\right ) \sin \left (x\right ) - \sin \left (x\right ) \]
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Time = 0.18 (sec) , antiderivative size = 10, normalized size of antiderivative = 0.91 \[ \int \cos (x) \log (\sin (x)) \, dx=\log {\left (\sin {\left (x \right )} \right )} \sin {\left (x \right )} - \sin {\left (x \right )} \]
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Time = 0.19 (sec) , antiderivative size = 11, normalized size of antiderivative = 1.00 \[ \int \cos (x) \log (\sin (x)) \, dx=\log \left (\sin \left (x\right )\right ) \sin \left (x\right ) - \sin \left (x\right ) \]
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Time = 0.29 (sec) , antiderivative size = 11, normalized size of antiderivative = 1.00 \[ \int \cos (x) \log (\sin (x)) \, dx=\log \left (\sin \left (x\right )\right ) \sin \left (x\right ) - \sin \left (x\right ) \]
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Time = 1.64 (sec) , antiderivative size = 8, normalized size of antiderivative = 0.73 \[ \int \cos (x) \log (\sin (x)) \, dx=\sin \left (x\right )\,\left (\ln \left (\sin \left (x\right )\right )-1\right ) \]
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