Integrand size = 44, antiderivative size = 27 \[ \int \frac {e^x x^3+e^{\frac {i \pi -\log \left (\frac {16}{3}\right )}{x}} \left (i \pi +x-\log \left (\frac {16}{3}\right )\right )}{x^3} \, dx=e^x-\frac {e^{\frac {i \pi -\log \left (\frac {16}{3}\right )}{x}}}{x} \]
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Time = 0.11 (sec) , antiderivative size = 26, normalized size of antiderivative = 0.96, number of steps used = 5, number of rules used = 4, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.091, Rules used = {14, 2225, 2325, 2326} \[ \int \frac {e^x x^3+e^{\frac {i \pi -\log \left (\frac {16}{3}\right )}{x}} \left (i \pi +x-\log \left (\frac {16}{3}\right )\right )}{x^3} \, dx=e^x-\frac {\left (\frac {3}{16}\right )^{\frac {1}{x}} e^{\frac {i \pi }{x}}}{x} \]
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Rule 14
Rule 2225
Rule 2325
Rule 2326
Rubi steps \begin{align*} \text {integral}& = \int \left (e^x+\frac {\left (\frac {3}{16}\right )^{\frac {1}{x}} e^{\frac {i \pi }{x}} \left (i \pi +x-\log \left (\frac {16}{3}\right )\right )}{x^3}\right ) \, dx \\ & = \int e^x \, dx+\int \frac {\left (\frac {3}{16}\right )^{\frac {1}{x}} e^{\frac {i \pi }{x}} \left (i \pi +x-\log \left (\frac {16}{3}\right )\right )}{x^3} \, dx \\ & = e^x+\int \frac {e^{\frac {i \pi -\log \left (\frac {16}{3}\right )}{x}} \left (i \pi +x-\log \left (\frac {16}{3}\right )\right )}{x^3} \, dx \\ & = e^x-\frac {\left (\frac {3}{16}\right )^{\frac {1}{x}} e^{\frac {i \pi }{x}}}{x} \\ \end{align*}
Time = 0.06 (sec) , antiderivative size = 27, normalized size of antiderivative = 1.00 \[ \int \frac {e^x x^3+e^{\frac {i \pi -\log \left (\frac {16}{3}\right )}{x}} \left (i \pi +x-\log \left (\frac {16}{3}\right )\right )}{x^3} \, dx=e^x-\frac {e^{\frac {i \pi -\log \left (\frac {16}{3}\right )}{x}}}{x} \]
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Time = 2.41 (sec) , antiderivative size = 24, normalized size of antiderivative = 0.89
method | result | size |
parallelrisch | \(\frac {{\mathrm e}^{x} x -{\mathrm e}^{\frac {\ln \left (\frac {3}{16}\right )+i \pi }{x}}}{x}\) | \(24\) |
norman | \(\frac {{\mathrm e}^{x} x^{2}-{\mathrm e}^{\frac {\ln \left (\frac {3}{16}\right )+i \pi }{x}} x}{x^{2}}\) | \(27\) |
risch | \({\mathrm e}^{x}-\frac {3^{\frac {1}{x}} \left (\frac {1}{16}\right )^{\frac {1}{x}} {\mathrm e}^{\frac {i \pi }{x}}}{x}\) | \(27\) |
meijerg | \(-\frac {1-{\mathrm e}^{-\frac {-\ln \left (\frac {3}{16}\right )-i \pi }{x}}}{-\ln \left (\frac {3}{16}\right )-i \pi }-\frac {\left (\ln \left (\frac {3}{16}\right )+i \pi \right ) \left (1-\frac {\left (2+\frac {-2 \ln \left (\frac {3}{16}\right )-2 i \pi }{x}\right ) {\mathrm e}^{-\frac {-\ln \left (\frac {3}{16}\right )-i \pi }{x}}}{2}\right )}{\left (-\ln \left (\frac {3}{16}\right )-i \pi \right )^{2}}-1+{\mathrm e}^{x}\) | \(92\) |
default | \({\mathrm e}^{x}-\frac {{\mathrm e}^{\frac {\ln \left (\frac {3}{16}\right )+i \pi }{x}}}{\ln \left (\frac {3}{16}\right )+i \pi }-\frac {i \pi \left (\frac {\left (\ln \left (\frac {3}{16}\right )+i \pi \right ) {\mathrm e}^{\frac {\ln \left (\frac {3}{16}\right )+i \pi }{x}}}{x}-{\mathrm e}^{\frac {\ln \left (\frac {3}{16}\right )+i \pi }{x}}\right )}{\left (\ln \left (\frac {3}{16}\right )+i \pi \right )^{2}}-\frac {\ln \left (\frac {3}{16}\right ) \left (\frac {\left (\ln \left (\frac {3}{16}\right )+i \pi \right ) {\mathrm e}^{\frac {\ln \left (\frac {3}{16}\right )+i \pi }{x}}}{x}-{\mathrm e}^{\frac {\ln \left (\frac {3}{16}\right )+i \pi }{x}}\right )}{\left (\ln \left (\frac {3}{16}\right )+i \pi \right )^{2}}\) | \(129\) |
parts | \(-\frac {i \ln \left (3\right ) {\mathrm e}^{\frac {\ln \left (\frac {3}{16}\right )+i \pi }{x}} \pi }{\left (\ln \left (\frac {3}{16}\right )+i \pi \right )^{2} x}-\frac {\ln \left (3\right ) {\mathrm e}^{\frac {\ln \left (\frac {3}{16}\right )+i \pi }{x}} \ln \left (\frac {3}{16}\right )}{\left (\ln \left (\frac {3}{16}\right )+i \pi \right )^{2} x}+\frac {\pi ^{2} {\mathrm e}^{\frac {\ln \left (\frac {3}{16}\right )+i \pi }{x}}}{\left (\ln \left (\frac {3}{16}\right )+i \pi \right )^{2} x}-\frac {i \pi \,{\mathrm e}^{\frac {\ln \left (\frac {3}{16}\right )+i \pi }{x}} \ln \left (\frac {3}{16}\right )}{\left (\ln \left (\frac {3}{16}\right )+i \pi \right )^{2} x}+\frac {4 i \ln \left (2\right ) {\mathrm e}^{\frac {\ln \left (\frac {3}{16}\right )+i \pi }{x}} \pi }{\left (\ln \left (\frac {3}{16}\right )+i \pi \right )^{2} x}+\frac {4 \ln \left (2\right ) {\mathrm e}^{\frac {\ln \left (\frac {3}{16}\right )+i \pi }{x}} \ln \left (\frac {3}{16}\right )}{\left (\ln \left (\frac {3}{16}\right )+i \pi \right )^{2} x}+{\mathrm e}^{x}\) | \(182\) |
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Time = 0.26 (sec) , antiderivative size = 25, normalized size of antiderivative = 0.93 \[ \int \frac {e^x x^3+e^{\frac {i \pi -\log \left (\frac {16}{3}\right )}{x}} \left (i \pi +x-\log \left (\frac {16}{3}\right )\right )}{x^3} \, dx=\frac {x e^{x} - e^{\left (\frac {i \, \pi }{x} + \frac {\log \left (\frac {3}{16}\right )}{x}\right )}}{x} \]
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Both result and optimal contain complex but leaf count of result is larger than twice the leaf count of optimal. 1321 vs. \(2 (15) = 30\).
Time = 36.17 (sec) , antiderivative size = 1321, normalized size of antiderivative = 48.93 \[ \int \frac {e^x x^3+e^{\frac {i \pi -\log \left (\frac {16}{3}\right )}{x}} \left (i \pi +x-\log \left (\frac {16}{3}\right )\right )}{x^3} \, dx=\text {Too large to display} \]
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\[ \int \frac {e^x x^3+e^{\frac {i \pi -\log \left (\frac {16}{3}\right )}{x}} \left (i \pi +x-\log \left (\frac {16}{3}\right )\right )}{x^3} \, dx=\int { \frac {x^{3} e^{x} + {\left (i \, \pi + x + \log \left (\frac {3}{16}\right )\right )} e^{\left (\frac {i \, \pi }{x} + \frac {\log \left (\frac {3}{16}\right )}{x}\right )}}{x^{3}} \,d x } \]
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Time = 0.32 (sec) , antiderivative size = 25, normalized size of antiderivative = 0.93 \[ \int \frac {e^x x^3+e^{\frac {i \pi -\log \left (\frac {16}{3}\right )}{x}} \left (i \pi +x-\log \left (\frac {16}{3}\right )\right )}{x^3} \, dx=\frac {x e^{x} - e^{\left (\frac {i \, \pi }{x} + \frac {\log \left (\frac {3}{16}\right )}{x}\right )}}{x} \]
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Time = 9.39 (sec) , antiderivative size = 30, normalized size of antiderivative = 1.11 \[ \int \frac {e^x x^3+e^{\frac {i \pi -\log \left (\frac {16}{3}\right )}{x}} \left (i \pi +x-\log \left (\frac {16}{3}\right )\right )}{x^3} \, dx={\mathrm {e}}^x-\frac {3^{1/x}\,{\mathrm {e}}^{\frac {\Pi \,1{}\mathrm {i}}{x}}}{2^{4/x}\,x} \]
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