Integrand size = 10, antiderivative size = 41 \[ \int e^x \sinh (a+b x) \, dx=-\frac {b e^x \cosh (a+b x)}{1-b^2}+\frac {e^x \sinh (a+b x)}{1-b^2} \]
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Time = 0.01 (sec) , antiderivative size = 41, normalized size of antiderivative = 1.00, number of steps used = 1, number of rules used = 1, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.100, Rules used = {5582} \[ \int e^x \sinh (a+b x) \, dx=\frac {e^x \sinh (a+b x)}{1-b^2}-\frac {b e^x \cosh (a+b x)}{1-b^2} \]
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Rule 5582
Rubi steps \begin{align*} \text {integral}& = -\frac {b e^x \cosh (a+b x)}{1-b^2}+\frac {e^x \sinh (a+b x)}{1-b^2} \\ \end{align*}
Time = 0.04 (sec) , antiderivative size = 28, normalized size of antiderivative = 0.68 \[ \int e^x \sinh (a+b x) \, dx=\frac {e^x (b \cosh (a+b x)-\sinh (a+b x))}{-1+b^2} \]
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Time = 0.67 (sec) , antiderivative size = 28, normalized size of antiderivative = 0.68
method | result | size |
parallelrisch | \(\frac {{\mathrm e}^{x} \left (b \cosh \left (b x +a \right )-\sinh \left (b x +a \right )\right )}{b^{2}-1}\) | \(28\) |
risch | \(\frac {{\mathrm e}^{b x +a +x}}{2+2 b}+\frac {{\mathrm e}^{-b x -a +x}}{2 b -2}\) | \(33\) |
default | \(-\frac {\sinh \left (x \left (b -1\right )+a \right )}{2 \left (b -1\right )}+\frac {\sinh \left (\left (1+b \right ) x +a \right )}{2+2 b}+\frac {\cosh \left (x \left (b -1\right )+a \right )}{2 b -2}+\frac {\cosh \left (\left (1+b \right ) x +a \right )}{2+2 b}\) | \(62\) |
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none
Time = 0.27 (sec) , antiderivative size = 42, normalized size of antiderivative = 1.02 \[ \int e^x \sinh (a+b x) \, dx=\frac {b \cosh \left (b x + a\right ) \cosh \left (x\right ) + b \cosh \left (b x + a\right ) \sinh \left (x\right ) - {\left (\cosh \left (x\right ) + \sinh \left (x\right )\right )} \sinh \left (b x + a\right )}{b^{2} - 1} \]
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Leaf count of result is larger than twice the leaf count of optimal. 99 vs. \(2 (31) = 62\).
Time = 0.23 (sec) , antiderivative size = 99, normalized size of antiderivative = 2.41 \[ \int e^x \sinh (a+b x) \, dx=\begin {cases} \frac {x e^{x} \sinh {\left (a - x \right )}}{2} + \frac {x e^{x} \cosh {\left (a - x \right )}}{2} + \frac {e^{x} \sinh {\left (a - x \right )}}{2} & \text {for}\: b = -1 \\\frac {x e^{x} \sinh {\left (a + x \right )}}{2} - \frac {x e^{x} \cosh {\left (a + x \right )}}{2} + \frac {e^{x} \cosh {\left (a + x \right )}}{2} & \text {for}\: b = 1 \\\frac {b e^{x} \cosh {\left (a + b x \right )}}{b^{2} - 1} - \frac {e^{x} \sinh {\left (a + b x \right )}}{b^{2} - 1} & \text {otherwise} \end {cases} \]
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Exception generated. \[ \int e^x \sinh (a+b x) \, dx=\text {Exception raised: ValueError} \]
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Time = 0.27 (sec) , antiderivative size = 32, normalized size of antiderivative = 0.78 \[ \int e^x \sinh (a+b x) \, dx=\frac {e^{\left (b x + a + x\right )}}{2 \, {\left (b + 1\right )}} + \frac {e^{\left (-b x - a + x\right )}}{2 \, {\left (b - 1\right )}} \]
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Time = 0.10 (sec) , antiderivative size = 45, normalized size of antiderivative = 1.10 \[ \int e^x \sinh (a+b x) \, dx=\frac {{\mathrm {e}}^{x-a-b\,x}\,\left (b-{\mathrm {e}}^{2\,a+2\,b\,x}+b\,{\mathrm {e}}^{2\,a+2\,b\,x}+1\right )}{2\,\left (b^2-1\right )} \]
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