Optimal. Leaf size=99 \[ -\frac{1}{2} \cos (2 a) \text{CosIntegral}(2 b x) \csc ^2(a+b x) \left (c \sin ^3(a+b x)\right )^{2/3}+\frac{1}{2} \sin (2 a) \text{Si}(2 b x) \csc ^2(a+b x) \left (c \sin ^3(a+b x)\right )^{2/3}+\frac{1}{2} \log (x) \csc ^2(a+b x) \left (c \sin ^3(a+b x)\right )^{2/3} \]
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Rubi [A] time = 0.208733, antiderivative size = 99, normalized size of antiderivative = 1., number of steps used = 6, number of rules used = 5, integrand size = 18, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.278, Rules used = {6720, 3312, 3303, 3299, 3302} \[ -\frac{1}{2} \cos (2 a) \text{CosIntegral}(2 b x) \csc ^2(a+b x) \left (c \sin ^3(a+b x)\right )^{2/3}+\frac{1}{2} \sin (2 a) \text{Si}(2 b x) \csc ^2(a+b x) \left (c \sin ^3(a+b x)\right )^{2/3}+\frac{1}{2} \log (x) \csc ^2(a+b x) \left (c \sin ^3(a+b x)\right )^{2/3} \]
Antiderivative was successfully verified.
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Rule 6720
Rule 3312
Rule 3303
Rule 3299
Rule 3302
Rubi steps
\begin{align*} \int \frac{\left (c \sin ^3(a+b x)\right )^{2/3}}{x} \, dx &=\left (\csc ^2(a+b x) \left (c \sin ^3(a+b x)\right )^{2/3}\right ) \int \frac{\sin ^2(a+b x)}{x} \, dx\\ &=\left (\csc ^2(a+b x) \left (c \sin ^3(a+b x)\right )^{2/3}\right ) \int \left (\frac{1}{2 x}-\frac{\cos (2 a+2 b x)}{2 x}\right ) \, dx\\ &=\frac{1}{2} \csc ^2(a+b x) \log (x) \left (c \sin ^3(a+b x)\right )^{2/3}-\frac{1}{2} \left (\csc ^2(a+b x) \left (c \sin ^3(a+b x)\right )^{2/3}\right ) \int \frac{\cos (2 a+2 b x)}{x} \, dx\\ &=\frac{1}{2} \csc ^2(a+b x) \log (x) \left (c \sin ^3(a+b x)\right )^{2/3}-\frac{1}{2} \left (\cos (2 a) \csc ^2(a+b x) \left (c \sin ^3(a+b x)\right )^{2/3}\right ) \int \frac{\cos (2 b x)}{x} \, dx+\frac{1}{2} \left (\csc ^2(a+b x) \sin (2 a) \left (c \sin ^3(a+b x)\right )^{2/3}\right ) \int \frac{\sin (2 b x)}{x} \, dx\\ &=-\frac{1}{2} \cos (2 a) \text{Ci}(2 b x) \csc ^2(a+b x) \left (c \sin ^3(a+b x)\right )^{2/3}+\frac{1}{2} \csc ^2(a+b x) \log (x) \left (c \sin ^3(a+b x)\right )^{2/3}+\frac{1}{2} \csc ^2(a+b x) \sin (2 a) \left (c \sin ^3(a+b x)\right )^{2/3} \text{Si}(2 b x)\\ \end{align*}
Mathematica [A] time = 0.0870483, size = 50, normalized size = 0.51 \[ \frac{1}{2} \csc ^2(a+b x) \left (c \sin ^3(a+b x)\right )^{2/3} (-\cos (2 a) \text{CosIntegral}(2 b x)+\sin (2 a) \text{Si}(2 b x)+\log (x)) \]
Antiderivative was successfully verified.
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Maple [C] time = 0.079, size = 283, normalized size = 2.9 \begin{align*}{\frac{{\frac{i}{4}}{{\rm e}^{2\,ibx}}\pi \,{\it csgn} \left ( bx \right ) }{ \left ({{\rm e}^{2\,i \left ( bx+a \right ) }}-1 \right ) ^{2}} \left ( ic \left ({{\rm e}^{2\,i \left ( bx+a \right ) }}-1 \right ) ^{3}{{\rm e}^{-3\,i \left ( bx+a \right ) }} \right ) ^{{\frac{2}{3}}}}-{\frac{{\frac{i}{2}}{{\rm e}^{2\,ibx}}{\it Si} \left ( 2\,bx \right ) }{ \left ({{\rm e}^{2\,i \left ( bx+a \right ) }}-1 \right ) ^{2}} \left ( ic \left ({{\rm e}^{2\,i \left ( bx+a \right ) }}-1 \right ) ^{3}{{\rm e}^{-3\,i \left ( bx+a \right ) }} \right ) ^{{\frac{2}{3}}}}-{\frac{{{\rm e}^{2\,ibx}}{\it Ei} \left ( 1,-2\,ibx \right ) }{4\, \left ({{\rm e}^{2\,i \left ( bx+a \right ) }}-1 \right ) ^{2}} \left ( ic \left ({{\rm e}^{2\,i \left ( bx+a \right ) }}-1 \right ) ^{3}{{\rm e}^{-3\,i \left ( bx+a \right ) }} \right ) ^{{\frac{2}{3}}}}-{\frac{{\it Ei} \left ( 1,-2\,ibx \right ){{\rm e}^{2\,i \left ( bx+2\,a \right ) }}}{4\, \left ({{\rm e}^{2\,i \left ( bx+a \right ) }}-1 \right ) ^{2}} \left ( ic \left ({{\rm e}^{2\,i \left ( bx+a \right ) }}-1 \right ) ^{3}{{\rm e}^{-3\,i \left ( bx+a \right ) }} \right ) ^{{\frac{2}{3}}}}-{\frac{\ln \left ( x \right ){{\rm e}^{2\,i \left ( bx+a \right ) }}}{2\, \left ({{\rm e}^{2\,i \left ( bx+a \right ) }}-1 \right ) ^{2}} \left ( ic \left ({{\rm e}^{2\,i \left ( bx+a \right ) }}-1 \right ) ^{3}{{\rm e}^{-3\,i \left ( bx+a \right ) }} \right ) ^{{\frac{2}{3}}}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [C] time = 1.57603, size = 70, normalized size = 0.71 \begin{align*} -\frac{1}{8} \,{\left ({\left (E_{1}\left (2 i \, b x\right ) + E_{1}\left (-2 i \, b x\right )\right )} \cos \left (2 \, a\right ) +{\left (-i \, E_{1}\left (2 i \, b x\right ) + i \, E_{1}\left (-2 i \, b x\right )\right )} \sin \left (2 \, a\right ) + 2 \, \log \left (b x\right )\right )} c^{\frac{2}{3}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A] time = 1.74951, size = 288, normalized size = 2.91 \begin{align*} -\frac{4^{\frac{2}{3}}{\left (2 \cdot 4^{\frac{1}{3}} \sin \left (2 \, a\right ) \operatorname{Si}\left (2 \, b x\right ) -{\left (4^{\frac{1}{3}} \operatorname{Ci}\left (2 \, b x\right ) + 4^{\frac{1}{3}} \operatorname{Ci}\left (-2 \, b x\right )\right )} \cos \left (2 \, a\right ) + 2 \cdot 4^{\frac{1}{3}} \log \left (x\right )\right )} \left (-{\left (c \cos \left (b x + a\right )^{2} - c\right )} \sin \left (b x + a\right )\right )^{\frac{2}{3}}}{16 \,{\left (\cos \left (b x + a\right )^{2} - 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 \frac{\left (c \sin ^{3}{\left (a + b x \right )}\right )^{\frac{2}{3}}}{x}\, dx \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [F] time = 0., size = 0, normalized size = 0. \begin{align*} \int \frac{\left (c \sin \left (b x + a\right )^{3}\right )^{\frac{2}{3}}}{x}\,{d x} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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