Integrand size = 17, antiderivative size = 17 \[ \int e^{n \sin (a+b x)} \cos (a+b x) \, dx=\frac {e^{n \sin (a+b x)}}{b n} \]
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Time = 0.01 (sec) , antiderivative size = 17, normalized size of antiderivative = 1.00, number of steps used = 2, number of rules used = 2, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.118, Rules used = {4419, 2225} \[ \int e^{n \sin (a+b x)} \cos (a+b x) \, dx=\frac {e^{n \sin (a+b x)}}{b n} \]
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Rule 2225
Rule 4419
Rubi steps \begin{align*} \text {integral}& = \frac {\text {Subst}\left (\int e^{n x} \, dx,x,\sin (a+b x)\right )}{b} \\ & = \frac {e^{n \sin (a+b x)}}{b n} \\ \end{align*}
Time = 0.02 (sec) , antiderivative size = 17, normalized size of antiderivative = 1.00 \[ \int e^{n \sin (a+b x)} \cos (a+b x) \, dx=\frac {e^{n \sin (a+b x)}}{b n} \]
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Time = 0.98 (sec) , antiderivative size = 17, normalized size of antiderivative = 1.00
method | result | size |
derivativedivides | \(\frac {{\mathrm e}^{n \sin \left (x b +a \right )}}{b n}\) | \(17\) |
default | \(\frac {{\mathrm e}^{n \sin \left (x b +a \right )}}{b n}\) | \(17\) |
risch | \(\frac {{\mathrm e}^{n \sin \left (x b +a \right )}}{b n}\) | \(17\) |
parallelrisch | \(\frac {{\mathrm e}^{n \sin \left (x b +a \right )}}{b n}\) | \(17\) |
norman | \(\frac {\frac {{\mathrm e}^{\frac {2 n \tan \left (\frac {a}{2}+\frac {x b}{2}\right )}{1+\tan \left (\frac {a}{2}+\frac {x b}{2}\right )^{2}}}}{n b}+\frac {\tan \left (\frac {a}{2}+\frac {x b}{2}\right )^{2} {\mathrm e}^{\frac {2 n \tan \left (\frac {a}{2}+\frac {x b}{2}\right )}{1+\tan \left (\frac {a}{2}+\frac {x b}{2}\right )^{2}}}}{n b}}{1+\tan \left (\frac {a}{2}+\frac {x b}{2}\right )^{2}}\) | \(99\) |
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Time = 0.24 (sec) , antiderivative size = 16, normalized size of antiderivative = 0.94 \[ \int e^{n \sin (a+b x)} \cos (a+b x) \, dx=\frac {e^{\left (n \sin \left (b x + a\right )\right )}}{b n} \]
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Leaf count of result is larger than twice the leaf count of optimal. 36 vs. \(2 (12) = 24\).
Time = 0.14 (sec) , antiderivative size = 36, normalized size of antiderivative = 2.12 \[ \int e^{n \sin (a+b x)} \cos (a+b x) \, dx=\begin {cases} x \cos {\left (a \right )} & \text {for}\: b = 0 \wedge n = 0 \\x e^{n \sin {\left (a \right )}} \cos {\left (a \right )} & \text {for}\: b = 0 \\\frac {\sin {\left (a + b x \right )}}{b} & \text {for}\: n = 0 \\\frac {e^{n \sin {\left (a + b x \right )}}}{b n} & \text {otherwise} \end {cases} \]
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Time = 0.19 (sec) , antiderivative size = 16, normalized size of antiderivative = 0.94 \[ \int e^{n \sin (a+b x)} \cos (a+b x) \, dx=\frac {e^{\left (n \sin \left (b x + a\right )\right )}}{b n} \]
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Time = 0.27 (sec) , antiderivative size = 16, normalized size of antiderivative = 0.94 \[ \int e^{n \sin (a+b x)} \cos (a+b x) \, dx=\frac {e^{\left (n \sin \left (b x + a\right )\right )}}{b n} \]
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Time = 0.12 (sec) , antiderivative size = 16, normalized size of antiderivative = 0.94 \[ \int e^{n \sin (a+b x)} \cos (a+b x) \, dx=\frac {{\mathrm {e}}^{n\,\sin \left (a+b\,x\right )}}{b\,n} \]
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