Optimal. Leaf size=30 \[ \frac {\sin ^3(x)}{9}-\sin (x)-\frac {1}{3} \sin ^3(x) \log (\sin (x))+\sin (x) \log (\sin (x)) \]
________________________________________________________________________________________
Rubi [A] time = 0.03, antiderivative size = 30, normalized size of antiderivative = 1.00, number of steps used = 4, number of rules used = 4, integrand size = 8, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.500, Rules used = {2633, 2554, 12, 4356} \[ \frac {\sin ^3(x)}{9}-\sin (x)-\frac {1}{3} \sin ^3(x) \log (\sin (x))+\sin (x) \log (\sin (x)) \]
Antiderivative was successfully verified.
[In]
[Out]
Rule 12
Rule 2554
Rule 2633
Rule 4356
Rubi steps
\begin {align*} \int \cos ^3(x) \log (\sin (x)) \, dx &=\log (\sin (x)) \sin (x)-\frac {1}{3} \log (\sin (x)) \sin ^3(x)-\int \frac {1}{6} \cos (x) (5+\cos (2 x)) \, dx\\ &=\log (\sin (x)) \sin (x)-\frac {1}{3} \log (\sin (x)) \sin ^3(x)-\frac {1}{6} \int \cos (x) (5+\cos (2 x)) \, dx\\ &=\log (\sin (x)) \sin (x)-\frac {1}{3} \log (\sin (x)) \sin ^3(x)-\frac {1}{6} \operatorname {Subst}\left (\int \left (6-2 x^2\right ) \, dx,x,\sin (x)\right )\\ &=-\sin (x)+\log (\sin (x)) \sin (x)+\frac {\sin ^3(x)}{9}-\frac {1}{3} \log (\sin (x)) \sin ^3(x)\\ \end {align*}
________________________________________________________________________________________
Mathematica [A] time = 0.01, size = 30, normalized size = 1.00 \[ \frac {\sin ^3(x)}{9}-\sin (x)-\frac {1}{3} \sin ^3(x) \log (\sin (x))+\sin (x) \log (\sin (x)) \]
Antiderivative was successfully verified.
[In]
[Out]
________________________________________________________________________________________
IntegrateAlgebraic [F] time = 0.00, size = 0, normalized size = 0.00 \[ \int \cos ^3(x) \log (\sin (x)) \, dx \]
Verification is Not applicable to the result.
[In]
[Out]
________________________________________________________________________________________
fricas [A] time = 0.93, size = 24, normalized size = 0.80 \[ \frac {1}{3} \, {\left (\cos \relax (x)^{2} + 2\right )} \log \left (\sin \relax (x)\right ) \sin \relax (x) - \frac {1}{9} \, {\left (\cos \relax (x)^{2} + 8\right )} \sin \relax (x) \]
Verification of antiderivative is not currently implemented for this CAS.
[In]
[Out]
________________________________________________________________________________________
giac [A] time = 1.08, size = 26, normalized size = 0.87 \[ -\frac {1}{3} \, \log \left (\sin \relax (x)\right ) \sin \relax (x)^{3} + \frac {1}{9} \, \sin \relax (x)^{3} + \log \left (\sin \relax (x)\right ) \sin \relax (x) - \sin \relax (x) \]
Verification of antiderivative is not currently implemented for this CAS.
[In]
[Out]
________________________________________________________________________________________
maple [C] time = 0.38, size = 197, normalized size = 6.57
method | result | size |
default | \(-\frac {i \left (\frac {{\mathrm e}^{3 i x} \ln \left (i \left (-{\mathrm e}^{2 i x}+1\right ) {\mathrm e}^{-i x}\right )}{3}-\frac {{\mathrm e}^{3 i x}}{9}-\frac {11 \,{\mathrm e}^{i x}}{3}+3 \,{\mathrm e}^{i x} \ln \left (i \left (-{\mathrm e}^{2 i x}+1\right ) {\mathrm e}^{-i x}\right )-3 \,{\mathrm e}^{-i x} \ln \left (i \left (-{\mathrm e}^{2 i x}+1\right ) {\mathrm e}^{-i x}\right )+\frac {11 \,{\mathrm e}^{-i x}}{3}-\frac {{\mathrm e}^{-3 i x} \ln \left (i \left (-{\mathrm e}^{2 i x}+1\right ) {\mathrm e}^{-i x}\right )}{3}+\frac {{\mathrm e}^{-3 i x}}{9}-\frac {\ln \relax (2) {\mathrm e}^{3 i x}}{3}-3 \ln \relax (2) {\mathrm e}^{i x}+3 \,{\mathrm e}^{-i x} \ln \relax (2)+\frac {\ln \relax (2) {\mathrm e}^{-3 i x}}{3}\right )}{8}\) | \(197\) |
risch | \(\frac {3 i {\mathrm e}^{-i x} \ln \left ({\mathrm e}^{2 i x}-1\right )}{8}+2 i \left (\frac {i \ln \relax (2)}{24}-\frac {i \ln \left ({\mathrm e}^{2 i x}-1\right )}{24}-\frac {\pi }{48}+\frac {i}{72}+\frac {\mathrm {csgn}\left (\sin \relax (x )\right )^{2} \mathrm {csgn}\left (i {\mathrm e}^{2 i x}-i\right ) \pi }{48}+\frac {\mathrm {csgn}\left (\sin \relax (x )\right )^{3} \pi }{48}+\frac {\pi \,\mathrm {csgn}\left (\sin \relax (x )\right ) \mathrm {csgn}\left (i \sin \relax (x )\right )}{48}-\frac {\mathrm {csgn}\left (i \sin \relax (x )\right )^{2} \mathrm {csgn}\left (\sin \relax (x )\right ) \pi }{48}+\frac {\mathrm {csgn}\left (i {\mathrm e}^{-i x}\right ) \mathrm {csgn}\left (\sin \relax (x )\right )^{2} \pi }{48}+\frac {\mathrm {csgn}\left (i \sin \relax (x )\right )^{2} \pi }{48}-\frac {\mathrm {csgn}\left (i \sin \relax (x )\right )^{3} \pi }{48}+\frac {\pi \,\mathrm {csgn}\left (i {\mathrm e}^{2 i x}-i\right ) \mathrm {csgn}\left (\sin \relax (x )\right ) \mathrm {csgn}\left (i {\mathrm e}^{-i x}\right )}{48}\right ) \sin \left (3 x \right )+\frac {3 \,{\mathrm e}^{i x} \pi \mathrm {csgn}\left (\sin \relax (x )\right )^{3}}{16}-\frac {3 \,{\mathrm e}^{-i x} \pi \mathrm {csgn}\left (\sin \relax (x )\right )^{3}}{16}+\frac {i \ln \left ({\mathrm e}^{i x}\right ) \left (18 i \sin \relax (x )+2 i \sin \left (3 x \right )\right )}{24}+\frac {3 \,{\mathrm e}^{i x} \pi \mathrm {csgn}\left (i \sin \relax (x )\right )^{2}}{16}+\frac {3 \,{\mathrm e}^{-i x} \pi \mathrm {csgn}\left (i \sin \relax (x )\right )^{3}}{16}-\frac {3 \,{\mathrm e}^{i x} \pi \mathrm {csgn}\left (i \sin \relax (x )\right )^{3}}{16}-\frac {3 \,{\mathrm e}^{-i x} \pi \mathrm {csgn}\left (i \sin \relax (x )\right )^{2}}{16}-\frac {3 i {\mathrm e}^{-i x} \ln \relax (2)}{8}-\frac {3 i {\mathrm e}^{i x} \ln \left ({\mathrm e}^{2 i x}-1\right )}{8}+\frac {3 i {\mathrm e}^{i x} \ln \relax (2)}{8}-\frac {11 i {\mathrm e}^{-i x}}{24}+\frac {3 \,{\mathrm e}^{-i x} \pi }{16}-\frac {3 \,{\mathrm e}^{i x} \pi }{16}+\frac {11 i {\mathrm e}^{i x}}{24}-\frac {3 \,{\mathrm e}^{-i x} \pi \,\mathrm {csgn}\left (i {\mathrm e}^{2 i x}-i\right ) \mathrm {csgn}\left (\sin \relax (x )\right ) \mathrm {csgn}\left (i {\mathrm e}^{-i x}\right )}{16}+\frac {3 \,{\mathrm e}^{i x} \pi \,\mathrm {csgn}\left (i {\mathrm e}^{2 i x}-i\right ) \mathrm {csgn}\left (\sin \relax (x )\right ) \mathrm {csgn}\left (i {\mathrm e}^{-i x}\right )}{16}+\frac {3 \,{\mathrm e}^{i x} \pi \,\mathrm {csgn}\left (\sin \relax (x )\right ) \mathrm {csgn}\left (i \sin \relax (x )\right )}{16}-\frac {3 \,{\mathrm e}^{-i x} \pi \,\mathrm {csgn}\left (\sin \relax (x )\right ) \mathrm {csgn}\left (i \sin \relax (x )\right )}{16}-\frac {3 \,{\mathrm e}^{-i x} \pi \mathrm {csgn}\left (\sin \relax (x )\right )^{2} \mathrm {csgn}\left (i {\mathrm e}^{-i x}\right )}{16}+\frac {3 \,{\mathrm e}^{-i x} \pi \,\mathrm {csgn}\left (\sin \relax (x )\right ) \mathrm {csgn}\left (i \sin \relax (x )\right )^{2}}{16}+\frac {3 \,{\mathrm e}^{i x} \pi \mathrm {csgn}\left (\sin \relax (x )\right )^{2} \mathrm {csgn}\left (i {\mathrm e}^{-i x}\right )}{16}-\frac {3 \,{\mathrm e}^{i x} \pi \,\mathrm {csgn}\left (\sin \relax (x )\right ) \mathrm {csgn}\left (i \sin \relax (x )\right )^{2}}{16}+\frac {3 \,{\mathrm e}^{i x} \pi \,\mathrm {csgn}\left (i {\mathrm e}^{2 i x}-i\right ) \mathrm {csgn}\left (\sin \relax (x )\right )^{2}}{16}-\frac {3 \,{\mathrm e}^{-i x} \pi \,\mathrm {csgn}\left (i {\mathrm e}^{2 i x}-i\right ) \mathrm {csgn}\left (\sin \relax (x )\right )^{2}}{16}\) | \(577\) |
Verification of antiderivative is not currently implemented for this CAS.
[In]
[Out]
________________________________________________________________________________________
maxima [A] time = 0.42, size = 25, normalized size = 0.83 \[ \frac {1}{9} \, \sin \relax (x)^{3} - \frac {1}{3} \, {\left (\sin \relax (x)^{3} - 3 \, \sin \relax (x)\right )} \log \left (\sin \relax (x)\right ) - \sin \relax (x) \]
Verification of antiderivative is not currently implemented for this CAS.
[In]
[Out]
________________________________________________________________________________________
mupad [F] time = 0.00, size = -1, normalized size = -0.03 \[ \int \ln \left (\sin \relax (x)\right )\,{\cos \relax (x)}^3 \,d x \]
Verification of antiderivative is not currently implemented for this CAS.
[In]
[Out]
________________________________________________________________________________________
sympy [A] time = 5.24, size = 42, normalized size = 1.40 \[ \frac {2 \log {\left (\sin {\relax (x )} \right )} \sin ^{3}{\relax (x )}}{3} + \log {\left (\sin {\relax (x )} \right )} \sin {\relax (x )} \cos ^{2}{\relax (x )} - \frac {8 \sin ^{3}{\relax (x )}}{9} - \sin {\relax (x )} \cos ^{2}{\relax (x )} \]
Verification of antiderivative is not currently implemented for this CAS.
[In]
[Out]
________________________________________________________________________________________