Integrand size = 14, antiderivative size = 99 \[ \int (e x)^m \sinh \left (a+b x^n\right ) \, dx=-\frac {e^a (e x)^{1+m} \left (-b x^n\right )^{-\frac {1+m}{n}} \Gamma \left (\frac {1+m}{n},-b x^n\right )}{2 e n}+\frac {e^{-a} (e x)^{1+m} \left (b x^n\right )^{-\frac {1+m}{n}} \Gamma \left (\frac {1+m}{n},b x^n\right )}{2 e n} \]
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Time = 0.05 (sec) , antiderivative size = 99, normalized size of antiderivative = 1.00, number of steps used = 3, number of rules used = 2, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.143, Rules used = {5468, 2250} \[ \int (e x)^m \sinh \left (a+b x^n\right ) \, dx=\frac {e^{-a} (e x)^{m+1} \left (b x^n\right )^{-\frac {m+1}{n}} \Gamma \left (\frac {m+1}{n},b x^n\right )}{2 e n}-\frac {e^a (e x)^{m+1} \left (-b x^n\right )^{-\frac {m+1}{n}} \Gamma \left (\frac {m+1}{n},-b x^n\right )}{2 e n} \]
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Rule 2250
Rule 5468
Rubi steps \begin{align*} \text {integral}& = -\left (\frac {1}{2} \int e^{-a-b x^n} (e x)^m \, dx\right )+\frac {1}{2} \int e^{a+b x^n} (e x)^m \, dx \\ & = -\frac {e^a (e x)^{1+m} \left (-b x^n\right )^{-\frac {1+m}{n}} \Gamma \left (\frac {1+m}{n},-b x^n\right )}{2 e n}+\frac {e^{-a} (e x)^{1+m} \left (b x^n\right )^{-\frac {1+m}{n}} \Gamma \left (\frac {1+m}{n},b x^n\right )}{2 e n} \\ \end{align*}
Time = 0.06 (sec) , antiderivative size = 87, normalized size of antiderivative = 0.88 \[ \int (e x)^m \sinh \left (a+b x^n\right ) \, dx=\frac {-e^a x (e x)^m \left (-b x^n\right )^{-\frac {1+m}{n}} \Gamma \left (\frac {1+m}{n},-b x^n\right )+e^{-a} x (e x)^m \left (b x^n\right )^{-\frac {1+m}{n}} \Gamma \left (\frac {1+m}{n},b x^n\right )}{2 n} \]
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Result contains higher order function than in optimal. Order 5 vs. order 4.
Time = 1.18 (sec) , antiderivative size = 115, normalized size of antiderivative = 1.16
method | result | size |
meijerg | \(\frac {\left (e x \right )^{m} x \operatorname {hypergeom}\left (\left [\frac {m}{2 n}+\frac {1}{2 n}\right ], \left [\frac {1}{2}, 1+\frac {m}{2 n}+\frac {1}{2 n}\right ], \frac {x^{2 n} b^{2}}{4}\right ) \sinh \left (a \right )}{1+m}+\frac {\left (e x \right )^{m} x^{n +1} b \operatorname {hypergeom}\left (\left [\frac {1}{2}+\frac {m}{2 n}+\frac {1}{2 n}\right ], \left [\frac {3}{2}, \frac {3}{2}+\frac {m}{2 n}+\frac {1}{2 n}\right ], \frac {x^{2 n} b^{2}}{4}\right ) \cosh \left (a \right )}{n +m +1}\) | \(115\) |
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\[ \int (e x)^m \sinh \left (a+b x^n\right ) \, dx=\int { \left (e x\right )^{m} \sinh \left (b x^{n} + a\right ) \,d x } \]
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\[ \int (e x)^m \sinh \left (a+b x^n\right ) \, dx=\int \left (e x\right )^{m} \sinh {\left (a + b x^{n} \right )}\, dx \]
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\[ \int (e x)^m \sinh \left (a+b x^n\right ) \, dx=\int { \left (e x\right )^{m} \sinh \left (b x^{n} + a\right ) \,d x } \]
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\[ \int (e x)^m \sinh \left (a+b x^n\right ) \, dx=\int { \left (e x\right )^{m} \sinh \left (b x^{n} + a\right ) \,d x } \]
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Timed out. \[ \int (e x)^m \sinh \left (a+b x^n\right ) \, dx=\int \mathrm {sinh}\left (a+b\,x^n\right )\,{\left (e\,x\right )}^m \,d x \]
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