Optimal. Leaf size=36 \[ \frac{1}{6} \tanh ^{-1}(\sin (x))+\frac{1}{6} \tanh ^{-1}(2 \sin (x))-\frac{\tanh ^{-1}\left (\frac{2 \sin (x)}{\sqrt{3}}\right )}{2 \sqrt{3}} \]
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Rubi [A] time = 0.0463048, antiderivative size = 36, normalized size of antiderivative = 1., number of steps used = 7, number of rules used = 3, integrand size = 7, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.429, Rules used = {12, 2057, 207} \[ \frac{1}{6} \tanh ^{-1}(\sin (x))+\frac{1}{6} \tanh ^{-1}(2 \sin (x))-\frac{\tanh ^{-1}\left (\frac{2 \sin (x)}{\sqrt{3}}\right )}{2 \sqrt{3}} \]
Antiderivative was successfully verified.
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Rule 12
Rule 2057
Rule 207
Rubi steps
\begin{align*} \int \csc (6 x) \sin (x) \, dx &=\operatorname{Subst}\left (\int \frac{1}{2 \left (3-19 x^2+32 x^4-16 x^6\right )} \, dx,x,\sin (x)\right )\\ &=\frac{1}{2} \operatorname{Subst}\left (\int \frac{1}{3-19 x^2+32 x^4-16 x^6} \, dx,x,\sin (x)\right )\\ &=\frac{1}{2} \operatorname{Subst}\left (\int \left (-\frac{1}{3 \left (-1+x^2\right )}+\frac{2}{-3+4 x^2}-\frac{2}{3 \left (-1+4 x^2\right )}\right ) \, dx,x,\sin (x)\right )\\ &=-\left (\frac{1}{6} \operatorname{Subst}\left (\int \frac{1}{-1+x^2} \, dx,x,\sin (x)\right )\right )-\frac{1}{3} \operatorname{Subst}\left (\int \frac{1}{-1+4 x^2} \, dx,x,\sin (x)\right )+\operatorname{Subst}\left (\int \frac{1}{-3+4 x^2} \, dx,x,\sin (x)\right )\\ &=\frac{1}{6} \tanh ^{-1}(\sin (x))+\frac{1}{6} \tanh ^{-1}(2 \sin (x))-\frac{\tanh ^{-1}\left (\frac{2 \sin (x)}{\sqrt{3}}\right )}{2 \sqrt{3}}\\ \end{align*}
Mathematica [A] time = 0.0374529, size = 30, normalized size = 0.83 \[ \frac{1}{6} \left (\tanh ^{-1}(\sin (x))+\tanh ^{-1}(2 \sin (x))-\sqrt{3} \tanh ^{-1}\left (\frac{2 \sin (x)}{\sqrt{3}}\right )\right ) \]
Antiderivative was successfully verified.
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Maple [A] time = 0.093, size = 47, normalized size = 1.3 \begin{align*}{\frac{\ln \left ( 1+\sin \left ( x \right ) \right ) }{12}}-{\frac{\ln \left ( \sin \left ( x \right ) -1 \right ) }{12}}+{\frac{\ln \left ( 1+2\,\sin \left ( x \right ) \right ) }{12}}-{\frac{\ln \left ( -1+2\,\sin \left ( x \right ) \right ) }{12}}-{\frac{\sqrt{3}}{6}{\it Artanh} \left ({\frac{2\,\sin \left ( x \right ) \sqrt{3}}{3}} \right ) } \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [F] time = 0., size = 0, normalized size = 0. \begin{align*} -\frac{1}{24} \, \sqrt{3} \log \left (\frac{4}{3} \, \cos \left (x\right )^{2} + \frac{4}{3} \, \sin \left (x\right )^{2} + \frac{4}{3} \, \sqrt{3} \sin \left (x\right ) + \frac{4}{3} \, \cos \left (x\right ) + \frac{4}{3}\right ) - \frac{1}{24} \, \sqrt{3} \log \left (\frac{4}{3} \, \cos \left (x\right )^{2} + \frac{4}{3} \, \sin \left (x\right )^{2} + \frac{4}{3} \, \sqrt{3} \sin \left (x\right ) - \frac{4}{3} \, \cos \left (x\right ) + \frac{4}{3}\right ) + \frac{1}{24} \, \sqrt{3} \log \left (\frac{4}{3} \, \cos \left (x\right )^{2} + \frac{4}{3} \, \sin \left (x\right )^{2} - \frac{4}{3} \, \sqrt{3} \sin \left (x\right ) + \frac{4}{3} \, \cos \left (x\right ) + \frac{4}{3}\right ) + \frac{1}{24} \, \sqrt{3} \log \left (\frac{4}{3} \, \cos \left (x\right )^{2} + \frac{4}{3} \, \sin \left (x\right )^{2} - \frac{4}{3} \, \sqrt{3} \sin \left (x\right ) - \frac{4}{3} \, \cos \left (x\right ) + \frac{4}{3}\right ) + \int -\frac{{\left (\cos \left (3 \, x\right ) + \cos \left (x\right )\right )} \cos \left (4 \, x\right ) -{\left (\cos \left (2 \, x\right ) - 1\right )} \cos \left (3 \, x\right ) - \cos \left (2 \, x\right ) \cos \left (x\right ) +{\left (\sin \left (3 \, x\right ) + \sin \left (x\right )\right )} \sin \left (4 \, x\right ) - \sin \left (3 \, x\right ) \sin \left (2 \, x\right ) - \sin \left (2 \, x\right ) \sin \left (x\right ) + \cos \left (x\right )}{6 \,{\left (2 \,{\left (\cos \left (2 \, x\right ) - 1\right )} \cos \left (4 \, x\right ) - \cos \left (4 \, x\right )^{2} - \cos \left (2 \, x\right )^{2} - \sin \left (4 \, x\right )^{2} + 2 \, \sin \left (4 \, x\right ) \sin \left (2 \, x\right ) - \sin \left (2 \, x\right )^{2} + 2 \, \cos \left (2 \, x\right ) - 1\right )}}\,{d x} + \frac{1}{12} \, \log \left (\cos \left (x\right )^{2} + \sin \left (x\right )^{2} + 2 \, \sin \left (x\right ) + 1\right ) - \frac{1}{12} \, \log \left (\cos \left (x\right )^{2} + \sin \left (x\right )^{2} - 2 \, \sin \left (x\right ) + 1\right ) \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [B] time = 2.73993, size = 231, normalized size = 6.42 \begin{align*} \frac{1}{12} \, \sqrt{3} \log \left (-\frac{4 \, \cos \left (x\right )^{2} + 4 \, \sqrt{3} \sin \left (x\right ) - 7}{4 \, \cos \left (x\right )^{2} - 1}\right ) + \frac{1}{12} \, \log \left (2 \, \sin \left (x\right ) + 1\right ) + \frac{1}{12} \, \log \left (\sin \left (x\right ) + 1\right ) - \frac{1}{12} \, \log \left (-\sin \left (x\right ) + 1\right ) - \frac{1}{12} \, \log \left (-2 \, \sin \left (x\right ) + 1\right ) \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [F] time = 0., size = 0, normalized size = 0. \begin{align*} \int \sin{\left (x \right )} \csc{\left (6 x \right )}\, dx \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [B] time = 1.19834, size = 92, normalized size = 2.56 \begin{align*} \frac{1}{12} \, \sqrt{3} \log \left (\frac{{\left | -4 \, \sqrt{3} + 8 \, \sin \left (x\right ) \right |}}{{\left | 4 \, \sqrt{3} + 8 \, \sin \left (x\right ) \right |}}\right ) + \frac{1}{12} \, \log \left (\sin \left (x\right ) + 1\right ) - \frac{1}{12} \, \log \left (-\sin \left (x\right ) + 1\right ) + \frac{1}{12} \, \log \left ({\left | 2 \, \sin \left (x\right ) + 1 \right |}\right ) - \frac{1}{12} \, \log \left ({\left | 2 \, \sin \left (x\right ) - 1 \right |}\right ) \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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