Optimal. Leaf size=132 \[ -\frac{4 i e^4}{15 d \left (a^4+i a^4 \tan (c+d x)\right ) \sqrt{e \sec (c+d x)}}-\frac{2 e^4 E\left (\left .\frac{1}{2} (c+d x)\right |2\right )}{15 a^4 d \sqrt{\cos (c+d x)} \sqrt{e \sec (c+d x)}}+\frac{4 i e^2 (e \sec (c+d x))^{3/2}}{9 a d (a+i a \tan (c+d x))^3} \]
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Rubi [A] time = 0.137749, antiderivative size = 132, normalized size of antiderivative = 1., number of steps used = 4, number of rules used = 3, integrand size = 28, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.107, Rules used = {3500, 3771, 2639} \[ -\frac{4 i e^4}{15 d \left (a^4+i a^4 \tan (c+d x)\right ) \sqrt{e \sec (c+d x)}}-\frac{2 e^4 E\left (\left .\frac{1}{2} (c+d x)\right |2\right )}{15 a^4 d \sqrt{\cos (c+d x)} \sqrt{e \sec (c+d x)}}+\frac{4 i e^2 (e \sec (c+d x))^{3/2}}{9 a d (a+i a \tan (c+d x))^3} \]
Antiderivative was successfully verified.
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Rule 3500
Rule 3771
Rule 2639
Rubi steps
\begin{align*} \int \frac{(e \sec (c+d x))^{7/2}}{(a+i a \tan (c+d x))^4} \, dx &=\frac{4 i e^2 (e \sec (c+d x))^{3/2}}{9 a d (a+i a \tan (c+d x))^3}-\frac{e^2 \int \frac{(e \sec (c+d x))^{3/2}}{(a+i a \tan (c+d x))^2} \, dx}{3 a^2}\\ &=\frac{4 i e^2 (e \sec (c+d x))^{3/2}}{9 a d (a+i a \tan (c+d x))^3}-\frac{4 i e^4}{15 d \sqrt{e \sec (c+d x)} \left (a^4+i a^4 \tan (c+d x)\right )}-\frac{e^4 \int \frac{1}{\sqrt{e \sec (c+d x)}} \, dx}{15 a^4}\\ &=\frac{4 i e^2 (e \sec (c+d x))^{3/2}}{9 a d (a+i a \tan (c+d x))^3}-\frac{4 i e^4}{15 d \sqrt{e \sec (c+d x)} \left (a^4+i a^4 \tan (c+d x)\right )}-\frac{e^4 \int \sqrt{\cos (c+d x)} \, dx}{15 a^4 \sqrt{\cos (c+d x)} \sqrt{e \sec (c+d x)}}\\ &=-\frac{2 e^4 E\left (\left .\frac{1}{2} (c+d x)\right |2\right )}{15 a^4 d \sqrt{\cos (c+d x)} \sqrt{e \sec (c+d x)}}+\frac{4 i e^2 (e \sec (c+d x))^{3/2}}{9 a d (a+i a \tan (c+d x))^3}-\frac{4 i e^4}{15 d \sqrt{e \sec (c+d x)} \left (a^4+i a^4 \tan (c+d x)\right )}\\ \end{align*}
Mathematica [C] time = 0.739934, size = 149, normalized size = 1.13 \[ \frac{e^3 e^{-i d x} \sec ^4(c+d x) \sqrt{e \sec (c+d x)} (\sin (c+2 d x)-i \cos (c+2 d x)) \left (6 e^{2 i (c+d x)} \sqrt{1+e^{2 i (c+d x)}} \text{Hypergeometric2F1}\left (-\frac{1}{4},\frac{1}{2},\frac{3}{4},-e^{2 i (c+d x)}\right )+3 i \sin (2 (c+d x))-7 \cos (2 (c+d x))-7\right )}{45 a^4 d (\tan (c+d x)-i)^4} \]
Antiderivative was successfully verified.
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Maple [B] time = 0.269, size = 370, normalized size = 2.8 \begin{align*} -{\frac{2\, \left ( \cos \left ( dx+c \right ) \right ) ^{3}}{45\,{a}^{4}d\sin \left ( dx+c \right ) } \left ({\frac{e}{\cos \left ( dx+c \right ) }} \right ) ^{{\frac{7}{2}}} \left ( -40\,i\sin \left ( dx+c \right ) \left ( \cos \left ( dx+c \right ) \right ) ^{5}+40\, \left ( \cos \left ( dx+c \right ) \right ) ^{6}+3\,i{\it EllipticF} \left ({\frac{i \left ( \cos \left ( dx+c \right ) -1 \right ) }{\sin \left ( dx+c \right ) }},i \right ) \sin \left ( dx+c \right ) \cos \left ( dx+c \right ) \sqrt{ \left ( \cos \left ( dx+c \right ) +1 \right ) ^{-1}}\sqrt{{\frac{\cos \left ( dx+c \right ) }{\cos \left ( dx+c \right ) +1}}}-3\,i\sqrt{ \left ( \cos \left ( dx+c \right ) +1 \right ) ^{-1}}\sqrt{{\frac{\cos \left ( dx+c \right ) }{\cos \left ( dx+c \right ) +1}}}{\it EllipticE} \left ({\frac{i \left ( \cos \left ( dx+c \right ) -1 \right ) }{\sin \left ( dx+c \right ) }},i \right ) \cos \left ( dx+c \right ) \sin \left ( dx+c \right ) +36\,i\sin \left ( dx+c \right ) \left ( \cos \left ( dx+c \right ) \right ) ^{3}+3\,i{\it EllipticF} \left ({\frac{i \left ( \cos \left ( dx+c \right ) -1 \right ) }{\sin \left ( dx+c \right ) }},i \right ) \sin \left ( dx+c \right ) \sqrt{ \left ( \cos \left ( dx+c \right ) +1 \right ) ^{-1}}\sqrt{{\frac{\cos \left ( dx+c \right ) }{\cos \left ( dx+c \right ) +1}}}-3\,i\sin \left ( dx+c \right ){\it EllipticE} \left ({\frac{i \left ( \cos \left ( dx+c \right ) -1 \right ) }{\sin \left ( dx+c \right ) }},i \right ) \sqrt{ \left ( \cos \left ( dx+c \right ) +1 \right ) ^{-1}}\sqrt{{\frac{\cos \left ( dx+c \right ) }{\cos \left ( dx+c \right ) +1}}}-56\, \left ( \cos \left ( dx+c \right ) \right ) ^{4}+13\, \left ( \cos \left ( dx+c \right ) \right ) ^{2}+3\,\cos \left ( dx+c \right ) \right ) } \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [F(-2)] time = 0., size = 0, normalized size = 0. \begin{align*} \text{Exception raised: RuntimeError} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [F] time = 0., size = 0, normalized size = 0. \begin{align*} \frac{{\left (45 \, a^{4} d e^{\left (5 i \, d x + 5 i \, c\right )}{\rm integral}\left (\frac{i \, \sqrt{2} e^{3} \sqrt{\frac{e}{e^{\left (2 i \, d x + 2 i \, c\right )} + 1}} e^{\left (\frac{1}{2} i \, d x + \frac{1}{2} i \, c\right )}}{15 \, a^{4} d}, x\right ) + \sqrt{2}{\left (-6 i \, e^{3} e^{\left (6 i \, d x + 6 i \, c\right )} - 4 i \, e^{3} e^{\left (4 i \, d x + 4 i \, c\right )} + 7 i \, e^{3} e^{\left (2 i \, d x + 2 i \, c\right )} + 5 i \, e^{3}\right )} \sqrt{\frac{e}{e^{\left (2 i \, d x + 2 i \, c\right )} + 1}} e^{\left (\frac{1}{2} i \, d x + \frac{1}{2} i \, c\right )}\right )} e^{\left (-5 i \, d x - 5 i \, c\right )}}{45 \, a^{4} d} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [F(-2)] time = 0., size = 0, normalized size = 0. \begin{align*} \text{Exception raised: AttributeError} \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 (e \sec \left (d x + c\right )\right )^{\frac{7}{2}}}{{\left (i \, a \tan \left (d x + c\right ) + a\right )}^{4}}\,{d x} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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