Integrand size = 19, antiderivative size = 37 \[ \int \csc ^2(c+d x) (a+b \sec (c+d x)) \, dx=\frac {b \text {arctanh}(\sin (c+d x))}{d}-\frac {a \cot (c+d x)}{d}-\frac {b \csc (c+d x)}{d} \]
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Time = 0.12 (sec) , antiderivative size = 37, normalized size of antiderivative = 1.00, number of steps used = 7, number of rules used = 7, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.368, Rules used = {3957, 2917, 2701, 327, 213, 3852, 8} \[ \int \csc ^2(c+d x) (a+b \sec (c+d x)) \, dx=-\frac {a \cot (c+d x)}{d}+\frac {b \text {arctanh}(\sin (c+d x))}{d}-\frac {b \csc (c+d x)}{d} \]
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Rule 8
Rule 213
Rule 327
Rule 2701
Rule 2917
Rule 3852
Rule 3957
Rubi steps \begin{align*} \text {integral}& = -\int (-b-a \cos (c+d x)) \csc ^2(c+d x) \sec (c+d x) \, dx \\ & = a \int \csc ^2(c+d x) \, dx+b \int \csc ^2(c+d x) \sec (c+d x) \, dx \\ & = -\frac {a \text {Subst}(\int 1 \, dx,x,\cot (c+d x))}{d}-\frac {b \text {Subst}\left (\int \frac {x^2}{-1+x^2} \, dx,x,\csc (c+d x)\right )}{d} \\ & = -\frac {a \cot (c+d x)}{d}-\frac {b \csc (c+d x)}{d}-\frac {b \text {Subst}\left (\int \frac {1}{-1+x^2} \, dx,x,\csc (c+d x)\right )}{d} \\ & = \frac {b \text {arctanh}(\sin (c+d x))}{d}-\frac {a \cot (c+d x)}{d}-\frac {b \csc (c+d x)}{d} \\ \end{align*}
Result contains higher order function than in optimal. Order 5 vs. order 3 in optimal.
Time = 0.08 (sec) , antiderivative size = 41, normalized size of antiderivative = 1.11 \[ \int \csc ^2(c+d x) (a+b \sec (c+d x)) \, dx=-\frac {a \cot (c+d x)}{d}-\frac {b \csc (c+d x) \operatorname {Hypergeometric2F1}\left (-\frac {1}{2},1,\frac {1}{2},\sin ^2(c+d x)\right )}{d} \]
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Time = 1.19 (sec) , antiderivative size = 42, normalized size of antiderivative = 1.14
method | result | size |
derivativedivides | \(\frac {-a \cot \left (d x +c \right )+b \left (-\frac {1}{\sin \left (d x +c \right )}+\ln \left (\sec \left (d x +c \right )+\tan \left (d x +c \right )\right )\right )}{d}\) | \(42\) |
default | \(\frac {-a \cot \left (d x +c \right )+b \left (-\frac {1}{\sin \left (d x +c \right )}+\ln \left (\sec \left (d x +c \right )+\tan \left (d x +c \right )\right )\right )}{d}\) | \(42\) |
parallelrisch | \(\frac {-2 b \ln \left (\tan \left (\frac {d x}{2}+\frac {c}{2}\right )-1\right )+2 b \ln \left (\tan \left (\frac {d x}{2}+\frac {c}{2}\right )+1\right )+\left (-a -b \right ) \cot \left (\frac {d x}{2}+\frac {c}{2}\right )+\tan \left (\frac {d x}{2}+\frac {c}{2}\right ) \left (a -b \right )}{2 d}\) | \(69\) |
risch | \(-\frac {2 i \left (b \,{\mathrm e}^{i \left (d x +c \right )}+a \right )}{d \left ({\mathrm e}^{2 i \left (d x +c \right )}-1\right )}-\frac {b \ln \left ({\mathrm e}^{i \left (d x +c \right )}-i\right )}{d}+\frac {b \ln \left ({\mathrm e}^{i \left (d x +c \right )}+i\right )}{d}\) | \(71\) |
norman | \(\frac {-\frac {a +b}{2 d}+\frac {\left (a -b \right ) \tan \left (\frac {d x}{2}+\frac {c}{2}\right )^{2}}{2 d}}{\tan \left (\frac {d x}{2}+\frac {c}{2}\right )}+\frac {b \ln \left (\tan \left (\frac {d x}{2}+\frac {c}{2}\right )+1\right )}{d}-\frac {b \ln \left (\tan \left (\frac {d x}{2}+\frac {c}{2}\right )-1\right )}{d}\) | \(79\) |
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Time = 0.28 (sec) , antiderivative size = 63, normalized size of antiderivative = 1.70 \[ \int \csc ^2(c+d x) (a+b \sec (c+d x)) \, dx=\frac {b \log \left (\sin \left (d x + c\right ) + 1\right ) \sin \left (d x + c\right ) - b \log \left (-\sin \left (d x + c\right ) + 1\right ) \sin \left (d x + c\right ) - 2 \, a \cos \left (d x + c\right ) - 2 \, b}{2 \, d \sin \left (d x + c\right )} \]
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\[ \int \csc ^2(c+d x) (a+b \sec (c+d x)) \, dx=\int \left (a + b \sec {\left (c + d x \right )}\right ) \csc ^{2}{\left (c + d x \right )}\, dx \]
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Time = 0.20 (sec) , antiderivative size = 50, normalized size of antiderivative = 1.35 \[ \int \csc ^2(c+d x) (a+b \sec (c+d x)) \, dx=-\frac {b {\left (\frac {2}{\sin \left (d x + c\right )} - \log \left (\sin \left (d x + c\right ) + 1\right ) + \log \left (\sin \left (d x + c\right ) - 1\right )\right )} + \frac {2 \, a}{\tan \left (d x + c\right )}}{2 \, d} \]
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Leaf count of result is larger than twice the leaf count of optimal. 77 vs. \(2 (37) = 74\).
Time = 0.30 (sec) , antiderivative size = 77, normalized size of antiderivative = 2.08 \[ \int \csc ^2(c+d x) (a+b \sec (c+d x)) \, dx=\frac {2 \, b \log \left ({\left | \tan \left (\frac {1}{2} \, d x + \frac {1}{2} \, c\right ) + 1 \right |}\right ) - 2 \, b \log \left ({\left | \tan \left (\frac {1}{2} \, d x + \frac {1}{2} \, c\right ) - 1 \right |}\right ) + a \tan \left (\frac {1}{2} \, d x + \frac {1}{2} \, c\right ) - b \tan \left (\frac {1}{2} \, d x + \frac {1}{2} \, c\right ) - \frac {a + b}{\tan \left (\frac {1}{2} \, d x + \frac {1}{2} \, c\right )}}{2 \, d} \]
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Time = 14.57 (sec) , antiderivative size = 60, normalized size of antiderivative = 1.62 \[ \int \csc ^2(c+d x) (a+b \sec (c+d x)) \, dx=\frac {2\,b\,\mathrm {atanh}\left (\mathrm {tan}\left (\frac {c}{2}+\frac {d\,x}{2}\right )\right )}{d}-\frac {\frac {a}{2}+\frac {b}{2}}{d\,\mathrm {tan}\left (\frac {c}{2}+\frac {d\,x}{2}\right )}+\frac {\mathrm {tan}\left (\frac {c}{2}+\frac {d\,x}{2}\right )\,\left (\frac {a}{2}-\frac {b}{2}\right )}{d} \]
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