Integrand size = 21, antiderivative size = 35 \[ \int (a+b \sec (c+d x)) (A+B \sec (c+d x)) \, dx=a A x+\frac {(A b+a B) \text {arctanh}(\sin (c+d x))}{d}+\frac {b B \tan (c+d x)}{d} \]
[Out]
Time = 0.04 (sec) , antiderivative size = 35, normalized size of antiderivative = 1.00, number of steps used = 4, number of rules used = 4, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.190, Rules used = {3999, 3852, 8, 3855} \[ \int (a+b \sec (c+d x)) (A+B \sec (c+d x)) \, dx=\frac {(a B+A b) \text {arctanh}(\sin (c+d x))}{d}+a A x+\frac {b B \tan (c+d x)}{d} \]
[In]
[Out]
Rule 8
Rule 3852
Rule 3855
Rule 3999
Rubi steps \begin{align*} \text {integral}& = a A x+(b B) \int \sec ^2(c+d x) \, dx+(A b+a B) \int \sec (c+d x) \, dx \\ & = a A x+\frac {(A b+a B) \text {arctanh}(\sin (c+d x))}{d}-\frac {(b B) \text {Subst}(\int 1 \, dx,x,-\tan (c+d x))}{d} \\ & = a A x+\frac {(A b+a B) \text {arctanh}(\sin (c+d x))}{d}+\frac {b B \tan (c+d x)}{d} \\ \end{align*}
Time = 0.01 (sec) , antiderivative size = 43, normalized size of antiderivative = 1.23 \[ \int (a+b \sec (c+d x)) (A+B \sec (c+d x)) \, dx=a A x+\frac {A b \text {arctanh}(\sin (c+d x))}{d}+\frac {a B \text {arctanh}(\sin (c+d x))}{d}+\frac {b B \tan (c+d x)}{d} \]
[In]
[Out]
Time = 1.86 (sec) , antiderivative size = 43, normalized size of antiderivative = 1.23
method | result | size |
parts | \(a A x +\frac {\left (A b +B a \right ) \ln \left (\sec \left (d x +c \right )+\tan \left (d x +c \right )\right )}{d}+\frac {b B \tan \left (d x +c \right )}{d}\) | \(43\) |
derivativedivides | \(\frac {a A \left (d x +c \right )+B a \ln \left (\sec \left (d x +c \right )+\tan \left (d x +c \right )\right )+A b \ln \left (\sec \left (d x +c \right )+\tan \left (d x +c \right )\right )+B b \tan \left (d x +c \right )}{d}\) | \(57\) |
default | \(\frac {a A \left (d x +c \right )+B a \ln \left (\sec \left (d x +c \right )+\tan \left (d x +c \right )\right )+A b \ln \left (\sec \left (d x +c \right )+\tan \left (d x +c \right )\right )+B b \tan \left (d x +c \right )}{d}\) | \(57\) |
parallelrisch | \(\frac {-\cos \left (d x +c \right ) \left (A b +B a \right ) \ln \left (\tan \left (\frac {d x}{2}+\frac {c}{2}\right )-1\right )+\cos \left (d x +c \right ) \left (A b +B a \right ) \ln \left (\tan \left (\frac {d x}{2}+\frac {c}{2}\right )+1\right )+a A x d \cos \left (d x +c \right )+B \sin \left (d x +c \right ) b}{d \cos \left (d x +c \right )}\) | \(87\) |
norman | \(\frac {a A x \tan \left (\frac {d x}{2}+\frac {c}{2}\right )^{2}-a A x -\frac {2 B b \tan \left (\frac {d x}{2}+\frac {c}{2}\right )}{d}}{-1+\tan \left (\frac {d x}{2}+\frac {c}{2}\right )^{2}}+\frac {\left (A b +B a \right ) \ln \left (\tan \left (\frac {d x}{2}+\frac {c}{2}\right )+1\right )}{d}-\frac {\left (A b +B a \right ) \ln \left (\tan \left (\frac {d x}{2}+\frac {c}{2}\right )-1\right )}{d}\) | \(102\) |
risch | \(a A x +\frac {2 i B b}{d \left ({\mathrm e}^{2 i \left (d x +c \right )}+1\right )}+\frac {\ln \left ({\mathrm e}^{i \left (d x +c \right )}+i\right ) A b}{d}+\frac {a \ln \left ({\mathrm e}^{i \left (d x +c \right )}+i\right ) B}{d}-\frac {\ln \left ({\mathrm e}^{i \left (d x +c \right )}-i\right ) A b}{d}-\frac {a \ln \left ({\mathrm e}^{i \left (d x +c \right )}-i\right ) B}{d}\) | \(105\) |
[In]
[Out]
Leaf count of result is larger than twice the leaf count of optimal. 85 vs. \(2 (35) = 70\).
Time = 0.28 (sec) , antiderivative size = 85, normalized size of antiderivative = 2.43 \[ \int (a+b \sec (c+d x)) (A+B \sec (c+d x)) \, dx=\frac {2 \, A a d x \cos \left (d x + c\right ) + {\left (B a + A b\right )} \cos \left (d x + c\right ) \log \left (\sin \left (d x + c\right ) + 1\right ) - {\left (B a + A b\right )} \cos \left (d x + c\right ) \log \left (-\sin \left (d x + c\right ) + 1\right ) + 2 \, B b \sin \left (d x + c\right )}{2 \, d \cos \left (d x + c\right )} \]
[In]
[Out]
Leaf count of result is larger than twice the leaf count of optimal. 71 vs. \(2 (32) = 64\).
Time = 4.19 (sec) , antiderivative size = 71, normalized size of antiderivative = 2.03 \[ \int (a+b \sec (c+d x)) (A+B \sec (c+d x)) \, dx=\begin {cases} \frac {A a \left (c + d x\right ) + A b \log {\left (\tan {\left (c + d x \right )} + \sec {\left (c + d x \right )} \right )} + B a \log {\left (\tan {\left (c + d x \right )} + \sec {\left (c + d x \right )} \right )} + B b \tan {\left (c + d x \right )}}{d} & \text {for}\: d \neq 0 \\x \left (A + B \sec {\left (c \right )}\right ) \left (a + b \sec {\left (c \right )}\right ) & \text {otherwise} \end {cases} \]
[In]
[Out]
none
Time = 0.18 (sec) , antiderivative size = 56, normalized size of antiderivative = 1.60 \[ \int (a+b \sec (c+d x)) (A+B \sec (c+d x)) \, dx=\frac {{\left (d x + c\right )} A a + B a \log \left (\sec \left (d x + c\right ) + \tan \left (d x + c\right )\right ) + A b \log \left (\sec \left (d x + c\right ) + \tan \left (d x + c\right )\right ) + B b \tan \left (d x + c\right )}{d} \]
[In]
[Out]
Leaf count of result is larger than twice the leaf count of optimal. 84 vs. \(2 (35) = 70\).
Time = 0.30 (sec) , antiderivative size = 84, normalized size of antiderivative = 2.40 \[ \int (a+b \sec (c+d x)) (A+B \sec (c+d x)) \, dx=\frac {{\left (d x + c\right )} A a + {\left (B a + A b\right )} \log \left ({\left | \tan \left (\frac {1}{2} \, d x + \frac {1}{2} \, c\right ) + 1 \right |}\right ) - {\left (B a + A b\right )} \log \left ({\left | \tan \left (\frac {1}{2} \, d x + \frac {1}{2} \, c\right ) - 1 \right |}\right ) - \frac {2 \, B b \tan \left (\frac {1}{2} \, d x + \frac {1}{2} \, c\right )}{\tan \left (\frac {1}{2} \, d x + \frac {1}{2} \, c\right )^{2} - 1}}{d} \]
[In]
[Out]
Time = 14.59 (sec) , antiderivative size = 114, normalized size of antiderivative = 3.26 \[ \int (a+b \sec (c+d x)) (A+B \sec (c+d x)) \, dx=\frac {2\,A\,a\,\mathrm {atan}\left (\frac {\sin \left (\frac {c}{2}+\frac {d\,x}{2}\right )}{\cos \left (\frac {c}{2}+\frac {d\,x}{2}\right )}\right )}{d}+\frac {B\,b\,\sin \left (c+d\,x\right )}{d\,\cos \left (c+d\,x\right )}-\frac {A\,b\,\mathrm {atan}\left (\frac {\sin \left (\frac {c}{2}+\frac {d\,x}{2}\right )\,1{}\mathrm {i}}{\cos \left (\frac {c}{2}+\frac {d\,x}{2}\right )}\right )\,2{}\mathrm {i}}{d}-\frac {B\,a\,\mathrm {atan}\left (\frac {\sin \left (\frac {c}{2}+\frac {d\,x}{2}\right )\,1{}\mathrm {i}}{\cos \left (\frac {c}{2}+\frac {d\,x}{2}\right )}\right )\,2{}\mathrm {i}}{d} \]
[In]
[Out]