Optimal. Leaf size=19 \[ 3-\log ^2(4)-\frac {\log (5) \log (4 x)}{x} \]
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Rubi [A]
time = 0.01, antiderivative size = 11, normalized size of antiderivative = 0.58, number of steps
used = 1, number of rules used = 1, integrand size = 16, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.062, Rules used = {2340}
\begin {gather*} -\frac {\log (5) \log (4 x)}{x} \end {gather*}
Antiderivative was successfully verified.
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Rule 2340
Rubi steps
\begin {gather*} \begin {aligned} \text {integral} &=-\frac {\log (5) \log (4 x)}{x}\\ \end {aligned} \end {gather*}
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Mathematica [A]
time = 0.00, size = 11, normalized size = 0.58 \begin {gather*} -\frac {\log (5) \log (4 x)}{x} \end {gather*}
Antiderivative was successfully verified.
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Maple [A]
time = 0.18, size = 27, normalized size = 1.42
method | result | size |
norman | \(-\frac {\ln \left (4 x \right ) \ln \left (5\right )}{x}\) | \(12\) |
risch | \(-\frac {\ln \left (4 x \right ) \ln \left (5\right )}{x}\) | \(12\) |
derivativedivides | \(4 \ln \left (5\right ) \left (-\frac {\ln \left (4 x \right )}{4 x}-\frac {1}{4 x}\right )+\frac {\ln \left (5\right )}{x}\) | \(27\) |
default | \(4 \ln \left (5\right ) \left (-\frac {\ln \left (4 x \right )}{4 x}-\frac {1}{4 x}\right )+\frac {\ln \left (5\right )}{x}\) | \(27\) |
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A]
time = 0.27, size = 20, normalized size = 1.05 \begin {gather*} -\frac {{\left (\log \left (4 \, x\right ) + 1\right )} \log \left (5\right )}{x} + \frac {\log \left (5\right )}{x} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A]
time = 0.42, size = 11, normalized size = 0.58 \begin {gather*} -\frac {\log \left (5\right ) \log \left (4 \, x\right )}{x} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [A]
time = 0.04, size = 10, normalized size = 0.53 \begin {gather*} - \frac {\log {\left (5 \right )} \log {\left (4 x \right )}}{x} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A]
time = 0.39, size = 11, normalized size = 0.58 \begin {gather*} -\frac {\log \left (5\right ) \log \left (4 \, x\right )}{x} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Mupad [B]
time = 1.77, size = 11, normalized size = 0.58 \begin {gather*} -\frac {\ln \left (4\,x\right )\,\ln \left (5\right )}{x} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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