Integrand size = 10, antiderivative size = 26 \[ \int e^x \sinh ^2(2 x) \, dx=-\frac {1}{12} e^{-3 x}-\frac {e^x}{2}+\frac {e^{5 x}}{20} \]
[Out]
Time = 0.01 (sec) , antiderivative size = 26, normalized size of antiderivative = 1.00, number of steps used = 4, number of rules used = 3, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.300, Rules used = {2320, 12, 276} \[ \int e^x \sinh ^2(2 x) \, dx=-\frac {1}{12} e^{-3 x}-\frac {e^x}{2}+\frac {e^{5 x}}{20} \]
[In]
[Out]
Rule 12
Rule 276
Rule 2320
Rubi steps \begin{align*} \text {integral}& = \text {Subst}\left (\int \frac {\left (1-x^4\right )^2}{4 x^4} \, dx,x,e^x\right ) \\ & = \frac {1}{4} \text {Subst}\left (\int \frac {\left (1-x^4\right )^2}{x^4} \, dx,x,e^x\right ) \\ & = \frac {1}{4} \text {Subst}\left (\int \left (-2+\frac {1}{x^4}+x^4\right ) \, dx,x,e^x\right ) \\ & = -\frac {1}{12} e^{-3 x}-\frac {e^x}{2}+\frac {e^{5 x}}{20} \\ \end{align*}
Time = 0.01 (sec) , antiderivative size = 26, normalized size of antiderivative = 1.00 \[ \int e^x \sinh ^2(2 x) \, dx=-\frac {1}{12} e^{-3 x}-\frac {e^x}{2}+\frac {e^{5 x}}{20} \]
[In]
[Out]
Time = 1.59 (sec) , antiderivative size = 17, normalized size of antiderivative = 0.65
method | result | size |
parallelrisch | \(-\frac {{\mathrm e}^{x} \left (15+\cosh \left (4 x \right )-4 \sinh \left (4 x \right )\right )}{30}\) | \(17\) |
risch | \(\frac {{\mathrm e}^{5 x}}{20}-\frac {{\mathrm e}^{x}}{2}-\frac {{\mathrm e}^{-3 x}}{12}\) | \(18\) |
default | \(-\frac {\sinh \left (x \right )}{2}+\frac {\sinh \left (3 x \right )}{12}+\frac {\sinh \left (5 x \right )}{20}-\frac {\cosh \left (x \right )}{2}-\frac {\cosh \left (3 x \right )}{12}+\frac {\cosh \left (5 x \right )}{20}\) | \(34\) |
[In]
[Out]
Leaf count of result is larger than twice the leaf count of optimal. 47 vs. \(2 (17) = 34\).
Time = 0.28 (sec) , antiderivative size = 47, normalized size of antiderivative = 1.81 \[ \int e^x \sinh ^2(2 x) \, dx=-\frac {\cosh \left (x\right )^{4} - 16 \, \cosh \left (x\right )^{3} \sinh \left (x\right ) + 6 \, \cosh \left (x\right )^{2} \sinh \left (x\right )^{2} - 16 \, \cosh \left (x\right ) \sinh \left (x\right )^{3} + \sinh \left (x\right )^{4} + 15}{30 \, {\left (\cosh \left (x\right ) - \sinh \left (x\right )\right )}} \]
[In]
[Out]
Leaf count of result is larger than twice the leaf count of optimal. 42 vs. \(2 (19) = 38\).
Time = 0.16 (sec) , antiderivative size = 42, normalized size of antiderivative = 1.62 \[ \int e^x \sinh ^2(2 x) \, dx=\frac {7 e^{x} \sinh ^{2}{\left (2 x \right )}}{15} + \frac {4 e^{x} \sinh {\left (2 x \right )} \cosh {\left (2 x \right )}}{15} - \frac {8 e^{x} \cosh ^{2}{\left (2 x \right )}}{15} \]
[In]
[Out]
none
Time = 0.21 (sec) , antiderivative size = 17, normalized size of antiderivative = 0.65 \[ \int e^x \sinh ^2(2 x) \, dx=\frac {1}{20} \, e^{\left (5 \, x\right )} - \frac {1}{12} \, e^{\left (-3 \, x\right )} - \frac {1}{2} \, e^{x} \]
[In]
[Out]
none
Time = 0.26 (sec) , antiderivative size = 17, normalized size of antiderivative = 0.65 \[ \int e^x \sinh ^2(2 x) \, dx=\frac {1}{20} \, e^{\left (5 \, x\right )} - \frac {1}{12} \, e^{\left (-3 \, x\right )} - \frac {1}{2} \, e^{x} \]
[In]
[Out]
Time = 0.10 (sec) , antiderivative size = 17, normalized size of antiderivative = 0.65 \[ \int e^x \sinh ^2(2 x) \, dx=\frac {{\mathrm {e}}^{5\,x}}{20}-\frac {{\mathrm {e}}^{-3\,x}}{12}-\frac {{\mathrm {e}}^x}{2} \]
[In]
[Out]