Integrand size = 21, antiderivative size = 51 \[ \int \frac {\csc ^2(c+d x)}{a+a \sin (c+d x)} \, dx=\frac {\text {arctanh}(\cos (c+d x))}{a d}-\frac {2 \cot (c+d x)}{a d}+\frac {\cot (c+d x)}{d (a+a \sin (c+d x))} \]
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Time = 0.06 (sec) , antiderivative size = 51, normalized size of antiderivative = 1.00, number of steps used = 5, number of rules used = 5, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.238, Rules used = {2847, 2827, 3852, 8, 3855} \[ \int \frac {\csc ^2(c+d x)}{a+a \sin (c+d x)} \, dx=\frac {\text {arctanh}(\cos (c+d x))}{a d}-\frac {2 \cot (c+d x)}{a d}+\frac {\cot (c+d x)}{d (a \sin (c+d x)+a)} \]
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Rule 8
Rule 2827
Rule 2847
Rule 3852
Rule 3855
Rubi steps \begin{align*} \text {integral}& = \frac {\cot (c+d x)}{d (a+a \sin (c+d x))}-\frac {\int \csc ^2(c+d x) (-2 a+a \sin (c+d x)) \, dx}{a^2} \\ & = \frac {\cot (c+d x)}{d (a+a \sin (c+d x))}-\frac {\int \csc (c+d x) \, dx}{a}+\frac {2 \int \csc ^2(c+d x) \, dx}{a} \\ & = \frac {\text {arctanh}(\cos (c+d x))}{a d}+\frac {\cot (c+d x)}{d (a+a \sin (c+d x))}-\frac {2 \text {Subst}(\int 1 \, dx,x,\cot (c+d x))}{a d} \\ & = \frac {\text {arctanh}(\cos (c+d x))}{a d}-\frac {2 \cot (c+d x)}{a d}+\frac {\cot (c+d x)}{d (a+a \sin (c+d x))} \\ \end{align*}
Time = 0.14 (sec) , antiderivative size = 57, normalized size of antiderivative = 1.12 \[ \int \frac {\csc ^2(c+d x)}{a+a \sin (c+d x)} \, dx=\frac {\sec (c+d x) \left (-1+\text {arctanh}\left (\sqrt {\cos ^2(c+d x)}\right ) \sqrt {\cos ^2(c+d x)}-\csc (c+d x)+2 \sin (c+d x)\right )}{a d} \]
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Time = 0.20 (sec) , antiderivative size = 59, normalized size of antiderivative = 1.16
method | result | size |
derivativedivides | \(\frac {\tan \left (\frac {d x}{2}+\frac {c}{2}\right )-\frac {1}{\tan \left (\frac {d x}{2}+\frac {c}{2}\right )}-2 \ln \left (\tan \left (\frac {d x}{2}+\frac {c}{2}\right )\right )-\frac {4}{\tan \left (\frac {d x}{2}+\frac {c}{2}\right )+1}}{2 d a}\) | \(59\) |
default | \(\frac {\tan \left (\frac {d x}{2}+\frac {c}{2}\right )-\frac {1}{\tan \left (\frac {d x}{2}+\frac {c}{2}\right )}-2 \ln \left (\tan \left (\frac {d x}{2}+\frac {c}{2}\right )\right )-\frac {4}{\tan \left (\frac {d x}{2}+\frac {c}{2}\right )+1}}{2 d a}\) | \(59\) |
parallelrisch | \(\frac {\left (-2 \tan \left (\frac {d x}{2}+\frac {c}{2}\right )-2\right ) \ln \left (\tan \left (\frac {d x}{2}+\frac {c}{2}\right )\right )+\tan ^{2}\left (\frac {d x}{2}+\frac {c}{2}\right )-\cot \left (\frac {d x}{2}+\frac {c}{2}\right )+6 \tan \left (\frac {d x}{2}+\frac {c}{2}\right )}{2 d a \left (\tan \left (\frac {d x}{2}+\frac {c}{2}\right )+1\right )}\) | \(80\) |
norman | \(\frac {\frac {3 \left (\tan ^{2}\left (\frac {d x}{2}+\frac {c}{2}\right )\right )}{d a}-\frac {1}{2 a d}+\frac {\tan ^{3}\left (\frac {d x}{2}+\frac {c}{2}\right )}{2 d a}}{\tan \left (\frac {d x}{2}+\frac {c}{2}\right ) \left (\tan \left (\frac {d x}{2}+\frac {c}{2}\right )+1\right )}-\frac {\ln \left (\tan \left (\frac {d x}{2}+\frac {c}{2}\right )\right )}{a d}\) | \(92\) |
risch | \(-\frac {2 \left (i {\mathrm e}^{i \left (d x +c \right )}+{\mathrm e}^{2 i \left (d x +c \right )}-2\right )}{\left ({\mathrm e}^{2 i \left (d x +c \right )}-1\right ) \left ({\mathrm e}^{i \left (d x +c \right )}+i\right ) d a}+\frac {\ln \left ({\mathrm e}^{i \left (d x +c \right )}+1\right )}{d a}-\frac {\ln \left ({\mathrm e}^{i \left (d x +c \right )}-1\right )}{d a}\) | \(99\) |
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Leaf count of result is larger than twice the leaf count of optimal. 156 vs. \(2 (51) = 102\).
Time = 0.29 (sec) , antiderivative size = 156, normalized size of antiderivative = 3.06 \[ \int \frac {\csc ^2(c+d x)}{a+a \sin (c+d x)} \, dx=\frac {4 \, \cos \left (d x + c\right )^{2} + {\left (\cos \left (d x + c\right )^{2} - {\left (\cos \left (d x + c\right ) + 1\right )} \sin \left (d x + c\right ) - 1\right )} \log \left (\frac {1}{2} \, \cos \left (d x + c\right ) + \frac {1}{2}\right ) - {\left (\cos \left (d x + c\right )^{2} - {\left (\cos \left (d x + c\right ) + 1\right )} \sin \left (d x + c\right ) - 1\right )} \log \left (-\frac {1}{2} \, \cos \left (d x + c\right ) + \frac {1}{2}\right ) + 2 \, {\left (2 \, \cos \left (d x + c\right ) + 1\right )} \sin \left (d x + c\right ) + 2 \, \cos \left (d x + c\right ) - 2}{2 \, {\left (a d \cos \left (d x + c\right )^{2} - a d - {\left (a d \cos \left (d x + c\right ) + a d\right )} \sin \left (d x + c\right )\right )}} \]
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\[ \int \frac {\csc ^2(c+d x)}{a+a \sin (c+d x)} \, dx=\frac {\int \frac {\csc ^{2}{\left (c + d x \right )}}{\sin {\left (c + d x \right )} + 1}\, dx}{a} \]
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Leaf count of result is larger than twice the leaf count of optimal. 112 vs. \(2 (51) = 102\).
Time = 0.20 (sec) , antiderivative size = 112, normalized size of antiderivative = 2.20 \[ \int \frac {\csc ^2(c+d x)}{a+a \sin (c+d x)} \, dx=-\frac {\frac {\frac {5 \, \sin \left (d x + c\right )}{\cos \left (d x + c\right ) + 1} + 1}{\frac {a \sin \left (d x + c\right )}{\cos \left (d x + c\right ) + 1} + \frac {a \sin \left (d x + c\right )^{2}}{{\left (\cos \left (d x + c\right ) + 1\right )}^{2}}} + \frac {2 \, \log \left (\frac {\sin \left (d x + c\right )}{\cos \left (d x + c\right ) + 1}\right )}{a} - \frac {\sin \left (d x + c\right )}{a {\left (\cos \left (d x + c\right ) + 1\right )}}}{2 \, d} \]
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none
Time = 0.34 (sec) , antiderivative size = 88, normalized size of antiderivative = 1.73 \[ \int \frac {\csc ^2(c+d x)}{a+a \sin (c+d x)} \, dx=-\frac {\frac {2 \, \log \left ({\left | \tan \left (\frac {1}{2} \, d x + \frac {1}{2} \, c\right ) \right |}\right )}{a} - \frac {\tan \left (\frac {1}{2} \, d x + \frac {1}{2} \, c\right )}{a} - \frac {\tan \left (\frac {1}{2} \, d x + \frac {1}{2} \, c\right )^{2} - 4 \, \tan \left (\frac {1}{2} \, d x + \frac {1}{2} \, c\right ) - 1}{{\left (\tan \left (\frac {1}{2} \, d x + \frac {1}{2} \, c\right )^{2} + \tan \left (\frac {1}{2} \, d x + \frac {1}{2} \, c\right )\right )} a}}{2 \, d} \]
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Time = 1.02 (sec) , antiderivative size = 83, normalized size of antiderivative = 1.63 \[ \int \frac {\csc ^2(c+d x)}{a+a \sin (c+d x)} \, dx=\frac {\mathrm {tan}\left (\frac {c}{2}+\frac {d\,x}{2}\right )}{2\,a\,d}-\frac {\ln \left (\mathrm {tan}\left (\frac {c}{2}+\frac {d\,x}{2}\right )\right )}{a\,d}-\frac {5\,\mathrm {tan}\left (\frac {c}{2}+\frac {d\,x}{2}\right )+1}{d\,\left (2\,a\,{\mathrm {tan}\left (\frac {c}{2}+\frac {d\,x}{2}\right )}^2+2\,a\,\mathrm {tan}\left (\frac {c}{2}+\frac {d\,x}{2}\right )\right )} \]
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