Integrand size = 20, antiderivative size = 27 \[ \int \left (A+B \sec (c+d x)+C \sec ^2(c+d x)\right ) \, dx=A x+\frac {B \text {arctanh}(\sin (c+d x))}{d}+\frac {C \tan (c+d x)}{d} \]
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Time = 0.03 (sec) , antiderivative size = 27, normalized size of antiderivative = 1.00, number of steps used = 4, number of rules used = 3, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.150, Rules used = {3855, 3852, 8} \[ \int \left (A+B \sec (c+d x)+C \sec ^2(c+d x)\right ) \, dx=A x+\frac {B \text {arctanh}(\sin (c+d x))}{d}+\frac {C \tan (c+d x)}{d} \]
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Rule 8
Rule 3852
Rule 3855
Rubi steps \begin{align*} \text {integral}& = A x+B \int \sec (c+d x) \, dx+C \int \sec ^2(c+d x) \, dx \\ & = A x+\frac {B \text {arctanh}(\sin (c+d x))}{d}-\frac {C \text {Subst}(\int 1 \, dx,x,-\tan (c+d x))}{d} \\ & = A x+\frac {B \text {arctanh}(\sin (c+d x))}{d}+\frac {C \tan (c+d x)}{d} \\ \end{align*}
Time = 0.00 (sec) , antiderivative size = 27, normalized size of antiderivative = 1.00 \[ \int \left (A+B \sec (c+d x)+C \sec ^2(c+d x)\right ) \, dx=A x+\frac {B \text {arctanh}(\sin (c+d x))}{d}+\frac {C \tan (c+d x)}{d} \]
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Time = 0.03 (sec) , antiderivative size = 35, normalized size of antiderivative = 1.30
method | result | size |
default | \(A x +\frac {B \ln \left (\sec \left (d x +c \right )+\tan \left (d x +c \right )\right )}{d}+\frac {C \tan \left (d x +c \right )}{d}\) | \(35\) |
parts | \(A x +\frac {B \ln \left (\sec \left (d x +c \right )+\tan \left (d x +c \right )\right )}{d}+\frac {C \tan \left (d x +c \right )}{d}\) | \(35\) |
derivativedivides | \(\frac {\left (d x +c \right ) A +B \ln \left (\sec \left (d x +c \right )+\tan \left (d x +c \right )\right )+C \tan \left (d x +c \right )}{d}\) | \(37\) |
risch | \(A x -\frac {B \ln \left ({\mathrm e}^{i \left (d x +c \right )}-i\right )}{d}+\frac {B \ln \left ({\mathrm e}^{i \left (d x +c \right )}+i\right )}{d}+\frac {2 i C}{d \left ({\mathrm e}^{2 i \left (d x +c \right )}+1\right )}\) | \(62\) |
parallelrisch | \(\frac {-B \ln \left (\tan \left (\frac {d x}{2}+\frac {c}{2}\right )-1\right ) \cos \left (d x +c \right )+B \ln \left (\tan \left (\frac {d x}{2}+\frac {c}{2}\right )+1\right ) \cos \left (d x +c \right )+C \sin \left (d x +c \right )}{d \cos \left (d x +c \right )}+A x\) | \(67\) |
norman | \(\frac {A x \tan \left (\frac {d x}{2}+\frac {c}{2}\right )^{2}-A x -\frac {2 C \tan \left (\frac {d x}{2}+\frac {c}{2}\right )}{d}}{\tan \left (\frac {d x}{2}+\frac {c}{2}\right )^{2}-1}+\frac {B \ln \left (\tan \left (\frac {d x}{2}+\frac {c}{2}\right )+1\right )}{d}-\frac {B \ln \left (\tan \left (\frac {d x}{2}+\frac {c}{2}\right )-1\right )}{d}\) | \(87\) |
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Leaf count of result is larger than twice the leaf count of optimal. 71 vs. \(2 (27) = 54\).
Time = 0.26 (sec) , antiderivative size = 71, normalized size of antiderivative = 2.63 \[ \int \left (A+B \sec (c+d x)+C \sec ^2(c+d x)\right ) \, dx=\frac {2 \, A d x \cos \left (d x + c\right ) + B \cos \left (d x + c\right ) \log \left (\sin \left (d x + c\right ) + 1\right ) - B \cos \left (d x + c\right ) \log \left (-\sin \left (d x + c\right ) + 1\right ) + 2 \, C \sin \left (d x + c\right )}{2 \, d \cos \left (d x + c\right )} \]
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\[ \int \left (A+B \sec (c+d x)+C \sec ^2(c+d x)\right ) \, dx=\int \left (A + B \sec {\left (c + d x \right )} + C \sec ^{2}{\left (c + d x \right )}\right )\, dx \]
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none
Time = 0.21 (sec) , antiderivative size = 34, normalized size of antiderivative = 1.26 \[ \int \left (A+B \sec (c+d x)+C \sec ^2(c+d x)\right ) \, dx=A x + \frac {B \log \left (\sec \left (d x + c\right ) + \tan \left (d x + c\right )\right )}{d} + \frac {C \tan \left (d x + c\right )}{d} \]
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Leaf count of result is larger than twice the leaf count of optimal. 60 vs. \(2 (27) = 54\).
Time = 0.29 (sec) , antiderivative size = 60, normalized size of antiderivative = 2.22 \[ \int \left (A+B \sec (c+d x)+C \sec ^2(c+d x)\right ) \, dx=A x + \frac {B {\left (\log \left ({\left | \frac {1}{\sin \left (d x + c\right )} + \sin \left (d x + c\right ) + 2 \right |}\right ) - \log \left ({\left | \frac {1}{\sin \left (d x + c\right )} + \sin \left (d x + c\right ) - 2 \right |}\right )\right )}}{4 \, d} + \frac {C \tan \left (d x + c\right )}{d} \]
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Time = 14.95 (sec) , antiderivative size = 161, normalized size of antiderivative = 5.96 \[ \int \left (A+B \sec (c+d x)+C \sec ^2(c+d x)\right ) \, dx=\frac {2\,A\,\mathrm {atan}\left (\frac {64\,A^3\,\mathrm {tan}\left (\frac {c}{2}+\frac {d\,x}{2}\right )}{64\,A^3+64\,A\,B^2}+\frac {64\,A\,B^2\,\mathrm {tan}\left (\frac {c}{2}+\frac {d\,x}{2}\right )}{64\,A^3+64\,A\,B^2}\right )}{d}+\frac {2\,B\,\mathrm {atanh}\left (\frac {64\,B^3\,\mathrm {tan}\left (\frac {c}{2}+\frac {d\,x}{2}\right )}{64\,A^2\,B+64\,B^3}+\frac {64\,A^2\,B\,\mathrm {tan}\left (\frac {c}{2}+\frac {d\,x}{2}\right )}{64\,A^2\,B+64\,B^3}\right )}{d}-\frac {2\,C\,\mathrm {tan}\left (\frac {c}{2}+\frac {d\,x}{2}\right )}{d\,\left ({\mathrm {tan}\left (\frac {c}{2}+\frac {d\,x}{2}\right )}^2-1\right )} \]
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