Integrand size = 31, antiderivative size = 15 \[ \int -\frac {4 e^{8+e^{5-4 e^3 \log (16 x)}-4 e^3 \log (16 x)}}{x} \, dx=e^{e^{5-4 e^3 \log (16 x)}} \]
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Time = 0.12 (sec) , antiderivative size = 20, normalized size of antiderivative = 1.33, number of steps used = 4, number of rules used = 3, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.097, Rules used = {12, 2306, 6838} \[ \int -\frac {4 e^{8+e^{5-4 e^3 \log (16 x)}-4 e^3 \log (16 x)}}{x} \, dx=e^{16^{-4 e^3} e^5 x^{-4 e^3}} \]
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Rule 12
Rule 2306
Rule 6838
Rubi steps \begin{align*} \text {integral}& = -\left (4 \int \frac {e^{8+e^{5-4 e^3 \log (16 x)}-4 e^3 \log (16 x)}}{x} \, dx\right ) \\ & = -\left (4 \int 16^{-4 e^3} e^{8+e^{5-4 e^3 \log (16 x)}} x^{-1-4 e^3} \, dx\right ) \\ & = -\left (4^{1-8 e^3} \int e^{8+e^{5-4 e^3 \log (16 x)}} x^{-1-4 e^3} \, dx\right ) \\ & = e^{16^{-4 e^3} e^5 x^{-4 e^3}} \\ \end{align*}
Time = 0.12 (sec) , antiderivative size = 20, normalized size of antiderivative = 1.33 \[ \int -\frac {4 e^{8+e^{5-4 e^3 \log (16 x)}-4 e^3 \log (16 x)}}{x} \, dx=e^{16^{-4 e^3} e^5 x^{-4 e^3}} \]
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Time = 0.12 (sec) , antiderivative size = 13, normalized size of antiderivative = 0.87
method | result | size |
derivativedivides | \({\mathrm e}^{{\mathrm e}^{-4 \,{\mathrm e}^{3} \ln \left (16 x \right )+5}}\) | \(13\) |
default | \({\mathrm e}^{{\mathrm e}^{-4 \,{\mathrm e}^{3} \ln \left (16 x \right )+5}}\) | \(13\) |
norman | \({\mathrm e}^{{\mathrm e}^{-4 \,{\mathrm e}^{3} \ln \left (16 x \right )+5}}\) | \(13\) |
risch | \({\mathrm e}^{\left (16 x \right )^{-4 \,{\mathrm e}^{3}} {\mathrm e}^{5}}\) | \(13\) |
parallelrisch | \({\mathrm e}^{{\mathrm e}^{-4 \,{\mathrm e}^{3} \ln \left (16 x \right )+5}}\) | \(13\) |
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Time = 0.25 (sec) , antiderivative size = 12, normalized size of antiderivative = 0.80 \[ \int -\frac {4 e^{8+e^{5-4 e^3 \log (16 x)}-4 e^3 \log (16 x)}}{x} \, dx=e^{\left (e^{\left (-4 \, e^{3} \log \left (16 \, x\right ) + 5\right )}\right )} \]
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Time = 1.25 (sec) , antiderivative size = 15, normalized size of antiderivative = 1.00 \[ \int -\frac {4 e^{8+e^{5-4 e^3 \log (16 x)}-4 e^3 \log (16 x)}}{x} \, dx=e^{\frac {e^{5}}{65536^{e^{3}} x^{4 e^{3}}}} \]
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none
Time = 0.21 (sec) , antiderivative size = 12, normalized size of antiderivative = 0.80 \[ \int -\frac {4 e^{8+e^{5-4 e^3 \log (16 x)}-4 e^3 \log (16 x)}}{x} \, dx=e^{\left (e^{\left (-4 \, e^{3} \log \left (16 \, x\right ) + 5\right )}\right )} \]
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Time = 0.30 (sec) , antiderivative size = 12, normalized size of antiderivative = 0.80 \[ \int -\frac {4 e^{8+e^{5-4 e^3 \log (16 x)}-4 e^3 \log (16 x)}}{x} \, dx=e^{\left (e^{\left (-4 \, e^{3} \log \left (16 \, x\right ) + 5\right )}\right )} \]
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Time = 13.02 (sec) , antiderivative size = 20, normalized size of antiderivative = 1.33 \[ \int -\frac {4 e^{8+e^{5-4 e^3 \log (16 x)}-4 e^3 \log (16 x)}}{x} \, dx={\mathrm {e}}^{\frac {{\mathrm {e}}^5}{2^{16\,{\mathrm {e}}^3}\,x^{4\,{\mathrm {e}}^3}}} \]
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