Optimal. Leaf size=66 \[ \frac {i \, _2F_1\left (1,m+n;1+n;\frac {1}{2} (1-i \tan (e+f x))\right ) (a+i a \tan (e+f x))^m (c-i c \tan (e+f x))^n}{2 f n} \]
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Rubi [A]
time = 0.07, antiderivative size = 87, normalized size of antiderivative = 1.32, number of steps
used = 3, number of rules used = 3, integrand size = 31, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.097, Rules used = {3604, 72, 71}
\begin {gather*} -\frac {i 2^{n-1} (1-i \tan (e+f x))^{-n} (a+i a \tan (e+f x))^m (c-i c \tan (e+f x))^n \, _2F_1\left (m,1-n;m+1;\frac {1}{2} (i \tan (e+f x)+1)\right )}{f m} \end {gather*}
Antiderivative was successfully verified.
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Rule 71
Rule 72
Rule 3604
Rubi steps
\begin {align*} \int (a+i a \tan (e+f x))^m (c-i c \tan (e+f x))^n \, dx &=\frac {(a c) \text {Subst}\left (\int (a+i a x)^{-1+m} (c-i c x)^{-1+n} \, dx,x,\tan (e+f x)\right )}{f}\\ &=\frac {\left (2^{-1+n} a (c-i c \tan (e+f x))^n \left (\frac {c-i c \tan (e+f x)}{c}\right )^{-n}\right ) \text {Subst}\left (\int \left (\frac {1}{2}-\frac {i x}{2}\right )^{-1+n} (a+i a x)^{-1+m} \, dx,x,\tan (e+f x)\right )}{f}\\ &=-\frac {i 2^{-1+n} \, _2F_1\left (m,1-n;1+m;\frac {1}{2} (1+i \tan (e+f x))\right ) (1-i \tan (e+f x))^{-n} (a+i a \tan (e+f x))^m (c-i c \tan (e+f x))^n}{f m}\\ \end {align*}
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Mathematica [B] Both result and optimal contain complex but leaf count is larger than twice
the leaf count of optimal. \(142\) vs. \(2(66)=132\).
time = 13.84, size = 142, normalized size = 2.15 \begin {gather*} -\frac {i 2^{-1+m+n} c \left (e^{i f x}\right )^m \left (\frac {c}{1+e^{2 i (e+f x)}}\right )^{-1+n} \left (\frac {e^{i (e+f x)}}{1+e^{2 i (e+f x)}}\right )^m \, _2F_1\left (1,1-n;1+m;-e^{2 i (e+f x)}\right ) \sec ^{-m}(e+f x) (\cos (f x)+i \sin (f x))^{-m} (a+i a \tan (e+f x))^m}{f m} \end {gather*}
Warning: Unable to verify antiderivative.
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Maple [F]
time = 2.67, size = 0, normalized size = 0.00 \[\int \left (a +i a \tan \left (f x +e \right )\right )^{m} \left (c -i c \tan \left (f x +e \right )\right )^{n}\, dx\]
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [F]
time = 0.00, size = 0, normalized size = 0.00 \begin {gather*} \text {Failed to integrate} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [F]
time = 0.00, size = 0, normalized size = 0.00 \begin {gather*} \text {could not integrate} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [F]
time = 0.00, size = 0, normalized size = 0.00 \begin {gather*} \int \left (i a \left (\tan {\left (e + f x \right )} - i\right )\right )^{m} \left (- i c \left (\tan {\left (e + f x \right )} + i\right )\right )^{n}\, dx \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [F]
time = 0.00, size = 0, normalized size = 0.00 \begin {gather*} \text {could not integrate} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Mupad [F]
time = 0.00, size = -1, normalized size = -0.02 \begin {gather*} \int {\left (a+a\,\mathrm {tan}\left (e+f\,x\right )\,1{}\mathrm {i}\right )}^m\,{\left (c-c\,\mathrm {tan}\left (e+f\,x\right )\,1{}\mathrm {i}\right )}^n \,d x \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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