Optimal. Leaf size=284 \[ \frac{(A+5 i B) \sqrt{\cot (c+d x)}}{8 a^2 d (\cot (c+d x)+i)}+\frac{((1-3 i) A-(9-5 i) B) \log \left (\cot (c+d x)-\sqrt{2} \sqrt{\cot (c+d x)}+1\right )}{32 \sqrt{2} a^2 d}+\frac{\left (\frac{1}{32}+\frac{i}{32}\right ) ((1+2 i) A+(2-7 i) B) \log \left (\cot (c+d x)+\sqrt{2} \sqrt{\cot (c+d x)}+1\right )}{\sqrt{2} a^2 d}-\frac{\left (\frac{1}{16}+\frac{i}{16}\right ) ((2+i) A+(7-2 i) B) \tan ^{-1}\left (1-\sqrt{2} \sqrt{\cot (c+d x)}\right )}{\sqrt{2} a^2 d}+\frac{((1+3 i) A+(9+5 i) B) \tan ^{-1}\left (\sqrt{2} \sqrt{\cot (c+d x)}+1\right )}{16 \sqrt{2} a^2 d}+\frac{(-B+i A) \sqrt{\cot (c+d x)}}{4 d (a \cot (c+d x)+i a)^2} \]
[Out]
________________________________________________________________________________________
Rubi [A] time = 0.600984, antiderivative size = 284, normalized size of antiderivative = 1., number of steps used = 13, number of rules used = 9, integrand size = 36, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.25, Rules used = {3581, 3596, 3534, 1168, 1162, 617, 204, 1165, 628} \[ \frac{(A+5 i B) \sqrt{\cot (c+d x)}}{8 a^2 d (\cot (c+d x)+i)}+\frac{((1-3 i) A-(9-5 i) B) \log \left (\cot (c+d x)-\sqrt{2} \sqrt{\cot (c+d x)}+1\right )}{32 \sqrt{2} a^2 d}+\frac{\left (\frac{1}{32}+\frac{i}{32}\right ) ((1+2 i) A+(2-7 i) B) \log \left (\cot (c+d x)+\sqrt{2} \sqrt{\cot (c+d x)}+1\right )}{\sqrt{2} a^2 d}-\frac{\left (\frac{1}{16}+\frac{i}{16}\right ) ((2+i) A+(7-2 i) B) \tan ^{-1}\left (1-\sqrt{2} \sqrt{\cot (c+d x)}\right )}{\sqrt{2} a^2 d}+\frac{((1+3 i) A+(9+5 i) B) \tan ^{-1}\left (\sqrt{2} \sqrt{\cot (c+d x)}+1\right )}{16 \sqrt{2} a^2 d}+\frac{(-B+i A) \sqrt{\cot (c+d x)}}{4 d (a \cot (c+d x)+i a)^2} \]
Antiderivative was successfully verified.
[In]
[Out]
Rule 3581
Rule 3596
Rule 3534
Rule 1168
Rule 1162
Rule 617
Rule 204
Rule 1165
Rule 628
Rubi steps
\begin{align*} \int \frac{A+B \tan (c+d x)}{\cot ^{\frac{3}{2}}(c+d x) (a+i a \tan (c+d x))^2} \, dx &=\int \frac{B+A \cot (c+d x)}{\sqrt{\cot (c+d x)} (i a+a \cot (c+d x))^2} \, dx\\ &=\frac{(i A-B) \sqrt{\cot (c+d x)}}{4 d (i a+a \cot (c+d x))^2}+\frac{\int \frac{\frac{1}{2} a (A-7 i B)-\frac{3}{2} a (i A-B) \cot (c+d x)}{\sqrt{\cot (c+d x)} (i a+a \cot (c+d x))} \, dx}{4 a^2}\\ &=\frac{(A+5 i B) \sqrt{\cot (c+d x)}}{8 a^2 d (i+\cot (c+d x))}+\frac{(i A-B) \sqrt{\cot (c+d x)}}{4 d (i a+a \cot (c+d x))^2}+\frac{\int \frac{-\frac{3}{2} a^2 (i A+3 B)-\frac{1}{2} a^2 (A+5 i B) \cot (c+d x)}{\sqrt{\cot (c+d x)}} \, dx}{8 a^4}\\ &=\frac{(A+5 i B) \sqrt{\cot (c+d x)}}{8 a^2 d (i+\cot (c+d x))}+\frac{(i A-B) \sqrt{\cot (c+d x)}}{4 d (i a+a \cot (c+d x))^2}+\frac{\operatorname{Subst}\left (\int \frac{\frac{3}{2} a^2 (i A+3 B)+\frac{1}{2} a^2 (A+5 i B) x^2}{1+x^4} \, dx,x,\sqrt{\cot (c+d x)}\right )}{4 a^4 d}\\ &=\frac{(A+5 i B) \sqrt{\cot (c+d x)}}{8 a^2 d (i+\cot (c+d x))}+\frac{(i A-B) \sqrt{\cot (c+d x)}}{4 d (i a+a \cot (c+d x))^2}+\frac{\left (\left (\frac{1}{16}+\frac{i}{16}\right ) ((1+2 i) A+(2-7 i) B)\right ) \operatorname{Subst}\left (\int \frac{1-x^2}{1+x^4} \, dx,x,\sqrt{\cot (c+d x)}\right )}{a^2 d}+\frac{((1+3 i) A+(9+5 i) B) \operatorname{Subst}\left (\int \frac{1+x^2}{1+x^4} \, dx,x,\sqrt{\cot (c+d x)}\right )}{16 a^2 d}\\ &=\frac{(A+5 i B) \sqrt{\cot (c+d x)}}{8 a^2 d (i+\cot (c+d x))}+\frac{(i A-B) \sqrt{\cot (c+d x)}}{4 d (i a+a \cot (c+d x))^2}+\frac{((1-3 i) A-(9-5 i) B) \operatorname{Subst}\left (\int \frac{\sqrt{2}+2 x}{-1-\sqrt{2} x-x^2} \, dx,x,\sqrt{\cot (c+d x)}\right )}{32 \sqrt{2} a^2 d}+\frac{((1-3 i) A-(9-5 i) B) \operatorname{Subst}\left (\int \frac{\sqrt{2}-2 x}{-1+\sqrt{2} x-x^2} \, dx,x,\sqrt{\cot (c+d x)}\right )}{32 \sqrt{2} a^2 d}+\frac{((1+3 i) A+(9+5 i) B) \operatorname{Subst}\left (\int \frac{1}{1-\sqrt{2} x+x^2} \, dx,x,\sqrt{\cot (c+d x)}\right )}{32 a^2 d}+\frac{((1+3 i) A+(9+5 i) B) \operatorname{Subst}\left (\int \frac{1}{1+\sqrt{2} x+x^2} \, dx,x,\sqrt{\cot (c+d x)}\right )}{32 a^2 d}\\ &=\frac{(A+5 i B) \sqrt{\cot (c+d x)}}{8 a^2 d (i+\cot (c+d x))}+\frac{(i A-B) \sqrt{\cot (c+d x)}}{4 d (i a+a \cot (c+d x))^2}+\frac{((1-3 i) A-(9-5 i) B) \log \left (1-\sqrt{2} \sqrt{\cot (c+d x)}+\cot (c+d x)\right )}{32 \sqrt{2} a^2 d}-\frac{((1-3 i) A-(9-5 i) B) \log \left (1+\sqrt{2} \sqrt{\cot (c+d x)}+\cot (c+d x)\right )}{32 \sqrt{2} a^2 d}+\frac{((1+3 i) A+(9+5 i) B) \operatorname{Subst}\left (\int \frac{1}{-1-x^2} \, dx,x,1-\sqrt{2} \sqrt{\cot (c+d x)}\right )}{16 \sqrt{2} a^2 d}-\frac{((1+3 i) A+(9+5 i) B) \operatorname{Subst}\left (\int \frac{1}{-1-x^2} \, dx,x,1+\sqrt{2} \sqrt{\cot (c+d x)}\right )}{16 \sqrt{2} a^2 d}\\ &=-\frac{((1+3 i) A+(9+5 i) B) \tan ^{-1}\left (1-\sqrt{2} \sqrt{\cot (c+d x)}\right )}{16 \sqrt{2} a^2 d}+\frac{((1+3 i) A+(9+5 i) B) \tan ^{-1}\left (1+\sqrt{2} \sqrt{\cot (c+d x)}\right )}{16 \sqrt{2} a^2 d}+\frac{(A+5 i B) \sqrt{\cot (c+d x)}}{8 a^2 d (i+\cot (c+d x))}+\frac{(i A-B) \sqrt{\cot (c+d x)}}{4 d (i a+a \cot (c+d x))^2}+\frac{((1-3 i) A-(9-5 i) B) \log \left (1-\sqrt{2} \sqrt{\cot (c+d x)}+\cot (c+d x)\right )}{32 \sqrt{2} a^2 d}-\frac{((1-3 i) A-(9-5 i) B) \log \left (1+\sqrt{2} \sqrt{\cot (c+d x)}+\cot (c+d x)\right )}{32 \sqrt{2} a^2 d}\\ \end{align*}
Mathematica [A] time = 2.4056, size = 241, normalized size = 0.85 \[ \frac{\sec (c+d x) (\cos (d x)+i \sin (d x))^2 (A+B \tan (c+d x)) \left (4 \cos (c+d x) (\cos (2 d x)-i \sin (2 d x)) ((-7 B+3 i A) \sin (c+d x)+(A+5 i B) \cos (c+d x))-(1+i) (-\sin (2 c)+i \cos (2 c)) \sqrt{\sin (2 (c+d x))} \csc (c+d x) \left (((2+7 i) B-(1-2 i) A) \sin ^{-1}(\cos (c+d x)-\sin (c+d x))+((7+2 i) B-(2-i) A) \log \left (\sin (c+d x)+\sqrt{\sin (2 (c+d x))}+\cos (c+d x)\right )\right )\right )}{32 d \sqrt{\cot (c+d x)} (a+i a \tan (c+d x))^2 (A \cos (c+d x)+B \sin (c+d x))} \]
Antiderivative was successfully verified.
[In]
[Out]
________________________________________________________________________________________
Maple [C] time = 0.493, size = 5040, normalized size = 17.8 \begin{align*} \text{output too large to display} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
[In]
[Out]
________________________________________________________________________________________
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.
[In]
[Out]
________________________________________________________________________________________
Fricas [B] time = 1.57719, size = 1719, normalized size = 6.05 \begin{align*} \text{result too large to display} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
[In]
[Out]
________________________________________________________________________________________
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.
[In]
[Out]
________________________________________________________________________________________
Giac [F] time = 0., size = 0, normalized size = 0. \begin{align*} \int \frac{B \tan \left (d x + c\right ) + A}{{\left (i \, a \tan \left (d x + c\right ) + a\right )}^{2} \cot \left (d x + c\right )^{\frac{3}{2}}}\,{d x} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
[In]
[Out]