Integrand size = 27, antiderivative size = 45 \[ \int \frac {\cos ^2(c+d x) \sin (c+d x)}{a+a \sin (c+d x)} \, dx=-\frac {x}{2 a}-\frac {\cos (c+d x)}{a d}+\frac {\cos (c+d x) \sin (c+d x)}{2 a d} \]
[Out]
Time = 0.05 (sec) , antiderivative size = 45, normalized size of antiderivative = 1.00, number of steps used = 4, number of rules used = 4, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.148, Rules used = {2918, 2718, 2715, 8} \[ \int \frac {\cos ^2(c+d x) \sin (c+d x)}{a+a \sin (c+d x)} \, dx=-\frac {\cos (c+d x)}{a d}+\frac {\sin (c+d x) \cos (c+d x)}{2 a d}-\frac {x}{2 a} \]
[In]
[Out]
Rule 8
Rule 2715
Rule 2718
Rule 2918
Rubi steps \begin{align*} \text {integral}& = \frac {\int \sin (c+d x) \, dx}{a}-\frac {\int \sin ^2(c+d x) \, dx}{a} \\ & = -\frac {\cos (c+d x)}{a d}+\frac {\cos (c+d x) \sin (c+d x)}{2 a d}-\frac {\int 1 \, dx}{2 a} \\ & = -\frac {x}{2 a}-\frac {\cos (c+d x)}{a d}+\frac {\cos (c+d x) \sin (c+d x)}{2 a d} \\ \end{align*}
Leaf count is larger than twice the leaf count of optimal. \(161\) vs. \(2(45)=90\).
Time = 0.38 (sec) , antiderivative size = 161, normalized size of antiderivative = 3.58 \[ \int \frac {\cos ^2(c+d x) \sin (c+d x)}{a+a \sin (c+d x)} \, dx=\frac {2 (c-2 d x) \cos \left (\frac {c}{2}\right )-4 \cos \left (\frac {c}{2}+d x\right )-4 \cos \left (\frac {3 c}{2}+d x\right )+\cos \left (\frac {3 c}{2}+2 d x\right )-\cos \left (\frac {5 c}{2}+2 d x\right )-4 \sin \left (\frac {c}{2}\right )+2 c \sin \left (\frac {c}{2}\right )-4 d x \sin \left (\frac {c}{2}\right )+4 \sin \left (\frac {c}{2}+d x\right )-4 \sin \left (\frac {3 c}{2}+d x\right )+\sin \left (\frac {3 c}{2}+2 d x\right )+\sin \left (\frac {5 c}{2}+2 d x\right )}{8 a d \left (\cos \left (\frac {c}{2}\right )+\sin \left (\frac {c}{2}\right )\right )} \]
[In]
[Out]
Time = 0.14 (sec) , antiderivative size = 32, normalized size of antiderivative = 0.71
method | result | size |
parallelrisch | \(\frac {-2 d x -4 \cos \left (d x +c \right )+\sin \left (2 d x +2 c \right )+4}{4 d a}\) | \(32\) |
risch | \(-\frac {x}{2 a}-\frac {\cos \left (d x +c \right )}{a d}+\frac {\sin \left (2 d x +2 c \right )}{4 d a}\) | \(39\) |
derivativedivides | \(\frac {\frac {4 \left (-\frac {\left (\tan ^{3}\left (\frac {d x}{2}+\frac {c}{2}\right )\right )}{4}-\frac {\left (\tan ^{2}\left (\frac {d x}{2}+\frac {c}{2}\right )\right )}{2}+\frac {\tan \left (\frac {d x}{2}+\frac {c}{2}\right )}{4}-\frac {1}{2}\right )}{\left (1+\tan ^{2}\left (\frac {d x}{2}+\frac {c}{2}\right )\right )^{2}}-\arctan \left (\tan \left (\frac {d x}{2}+\frac {c}{2}\right )\right )}{d a}\) | \(77\) |
default | \(\frac {\frac {4 \left (-\frac {\left (\tan ^{3}\left (\frac {d x}{2}+\frac {c}{2}\right )\right )}{4}-\frac {\left (\tan ^{2}\left (\frac {d x}{2}+\frac {c}{2}\right )\right )}{2}+\frac {\tan \left (\frac {d x}{2}+\frac {c}{2}\right )}{4}-\frac {1}{2}\right )}{\left (1+\tan ^{2}\left (\frac {d x}{2}+\frac {c}{2}\right )\right )^{2}}-\arctan \left (\tan \left (\frac {d x}{2}+\frac {c}{2}\right )\right )}{d a}\) | \(77\) |
norman | \(\frac {-\frac {1}{a d}+\frac {\tan ^{7}\left (\frac {d x}{2}+\frac {c}{2}\right )}{d a}-\frac {\tan ^{3}\left (\frac {d x}{2}+\frac {c}{2}\right )}{d a}+\frac {\tan ^{4}\left (\frac {d x}{2}+\frac {c}{2}\right )}{d a}-\frac {x}{2 a}-\frac {x \tan \left (\frac {d x}{2}+\frac {c}{2}\right )}{2 a}-\frac {3 x \left (\tan ^{2}\left (\frac {d x}{2}+\frac {c}{2}\right )\right )}{2 a}-\frac {3 x \left (\tan ^{3}\left (\frac {d x}{2}+\frac {c}{2}\right )\right )}{2 a}-\frac {3 x \left (\tan ^{4}\left (\frac {d x}{2}+\frac {c}{2}\right )\right )}{2 a}-\frac {3 x \left (\tan ^{5}\left (\frac {d x}{2}+\frac {c}{2}\right )\right )}{2 a}-\frac {x \left (\tan ^{6}\left (\frac {d x}{2}+\frac {c}{2}\right )\right )}{2 a}-\frac {x \left (\tan ^{7}\left (\frac {d x}{2}+\frac {c}{2}\right )\right )}{2 a}}{\left (1+\tan ^{2}\left (\frac {d x}{2}+\frac {c}{2}\right )\right )^{3} \left (\tan \left (\frac {d x}{2}+\frac {c}{2}\right )+1\right )}\) | \(217\) |
[In]
[Out]
none
Time = 0.28 (sec) , antiderivative size = 34, normalized size of antiderivative = 0.76 \[ \int \frac {\cos ^2(c+d x) \sin (c+d x)}{a+a \sin (c+d x)} \, dx=-\frac {d x - \cos \left (d x + c\right ) \sin \left (d x + c\right ) + 2 \, \cos \left (d x + c\right )}{2 \, a d} \]
[In]
[Out]
Leaf count of result is larger than twice the leaf count of optimal. 366 vs. \(2 (32) = 64\).
Time = 1.89 (sec) , antiderivative size = 366, normalized size of antiderivative = 8.13 \[ \int \frac {\cos ^2(c+d x) \sin (c+d x)}{a+a \sin (c+d x)} \, dx=\begin {cases} - \frac {d x \tan ^{4}{\left (\frac {c}{2} + \frac {d x}{2} \right )}}{2 a d \tan ^{4}{\left (\frac {c}{2} + \frac {d x}{2} \right )} + 4 a d \tan ^{2}{\left (\frac {c}{2} + \frac {d x}{2} \right )} + 2 a d} - \frac {2 d x \tan ^{2}{\left (\frac {c}{2} + \frac {d x}{2} \right )}}{2 a d \tan ^{4}{\left (\frac {c}{2} + \frac {d x}{2} \right )} + 4 a d \tan ^{2}{\left (\frac {c}{2} + \frac {d x}{2} \right )} + 2 a d} - \frac {d x}{2 a d \tan ^{4}{\left (\frac {c}{2} + \frac {d x}{2} \right )} + 4 a d \tan ^{2}{\left (\frac {c}{2} + \frac {d x}{2} \right )} + 2 a d} - \frac {2 \tan ^{3}{\left (\frac {c}{2} + \frac {d x}{2} \right )}}{2 a d \tan ^{4}{\left (\frac {c}{2} + \frac {d x}{2} \right )} + 4 a d \tan ^{2}{\left (\frac {c}{2} + \frac {d x}{2} \right )} + 2 a d} - \frac {4 \tan ^{2}{\left (\frac {c}{2} + \frac {d x}{2} \right )}}{2 a d \tan ^{4}{\left (\frac {c}{2} + \frac {d x}{2} \right )} + 4 a d \tan ^{2}{\left (\frac {c}{2} + \frac {d x}{2} \right )} + 2 a d} + \frac {2 \tan {\left (\frac {c}{2} + \frac {d x}{2} \right )}}{2 a d \tan ^{4}{\left (\frac {c}{2} + \frac {d x}{2} \right )} + 4 a d \tan ^{2}{\left (\frac {c}{2} + \frac {d x}{2} \right )} + 2 a d} - \frac {4}{2 a d \tan ^{4}{\left (\frac {c}{2} + \frac {d x}{2} \right )} + 4 a d \tan ^{2}{\left (\frac {c}{2} + \frac {d x}{2} \right )} + 2 a d} & \text {for}\: d \neq 0 \\\frac {x \sin {\left (c \right )} \cos ^{2}{\left (c \right )}}{a \sin {\left (c \right )} + a} & \text {otherwise} \end {cases} \]
[In]
[Out]
Leaf count of result is larger than twice the leaf count of optimal. 133 vs. \(2 (41) = 82\).
Time = 0.29 (sec) , antiderivative size = 133, normalized size of antiderivative = 2.96 \[ \int \frac {\cos ^2(c+d x) \sin (c+d x)}{a+a \sin (c+d x)} \, dx=\frac {\frac {\frac {\sin \left (d x + c\right )}{\cos \left (d x + c\right ) + 1} - \frac {2 \, \sin \left (d x + c\right )^{2}}{{\left (\cos \left (d x + c\right ) + 1\right )}^{2}} - \frac {\sin \left (d x + c\right )^{3}}{{\left (\cos \left (d x + c\right ) + 1\right )}^{3}} - 2}{a + \frac {2 \, a \sin \left (d x + c\right )^{2}}{{\left (\cos \left (d x + c\right ) + 1\right )}^{2}} + \frac {a \sin \left (d x + c\right )^{4}}{{\left (\cos \left (d x + c\right ) + 1\right )}^{4}}} - \frac {\arctan \left (\frac {\sin \left (d x + c\right )}{\cos \left (d x + c\right ) + 1}\right )}{a}}{d} \]
[In]
[Out]
none
Time = 0.39 (sec) , antiderivative size = 72, normalized size of antiderivative = 1.60 \[ \int \frac {\cos ^2(c+d x) \sin (c+d x)}{a+a \sin (c+d x)} \, dx=-\frac {\frac {d x + c}{a} + \frac {2 \, {\left (\tan \left (\frac {1}{2} \, d x + \frac {1}{2} \, c\right )^{3} + 2 \, \tan \left (\frac {1}{2} \, d x + \frac {1}{2} \, c\right )^{2} - \tan \left (\frac {1}{2} \, d x + \frac {1}{2} \, c\right ) + 2\right )}}{{\left (\tan \left (\frac {1}{2} \, d x + \frac {1}{2} \, c\right )^{2} + 1\right )}^{2} a}}{2 \, d} \]
[In]
[Out]
Time = 9.62 (sec) , antiderivative size = 33, normalized size of antiderivative = 0.73 \[ \int \frac {\cos ^2(c+d x) \sin (c+d x)}{a+a \sin (c+d x)} \, dx=-\frac {x}{2\,a}-\frac {\cos \left (c+d\,x\right )-\frac {\sin \left (2\,c+2\,d\,x\right )}{4}}{a\,d} \]
[In]
[Out]