Optimal. Leaf size=16 \[ -\frac {1}{8}+\left (2-e^4\right ) \log (5 x) \]
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Rubi [A]
time = 0.00, antiderivative size = 10, normalized size of antiderivative = 0.62, number of steps
used = 2, number of rules used = 2, integrand size = 11, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.182, Rules used = {12, 29}
\begin {gather*} \left (2-e^4\right ) \log (x) \end {gather*}
Antiderivative was successfully verified.
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Rule 12
Rule 29
Rubi steps
\begin {gather*} \begin {aligned} \text {integral} &=\left (2-e^4\right ) \int \frac {1}{x} \, dx\\ &=\left (2-e^4\right ) \log (x)\\ \end {aligned} \end {gather*}
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Mathematica [A]
time = 0.00, size = 10, normalized size = 0.62 \begin {gather*} \left (2-e^4\right ) \log (x) \end {gather*}
Antiderivative was successfully verified.
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Maple [A]
time = 0.20, size = 10, normalized size = 0.62
method | result | size |
default | \(\left (2-{\mathrm e}^{4}\right ) \ln \left (x \right )\) | \(10\) |
norman | \(\left (2-{\mathrm e}^{4}\right ) \ln \left (x \right )\) | \(10\) |
risch | \(-{\mathrm e}^{4} \ln \left (x \right )+2 \ln \left (x \right )\) | \(12\) |
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A]
time = 0.36, size = 8, normalized size = 0.50 \begin {gather*} -{\left (e^{4} - 2\right )} \log \left (x\right ) \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A]
time = 0.39, size = 8, normalized size = 0.50 \begin {gather*} -{\left (e^{4} - 2\right )} \log \left (x\right ) \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [A]
time = 0.01, size = 7, normalized size = 0.44 \begin {gather*} \left (2 - e^{4}\right ) \log {\left (x \right )} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A]
time = 0.39, size = 9, normalized size = 0.56 \begin {gather*} -{\left (e^{4} - 2\right )} \log \left ({\left | x \right |}\right ) \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Mupad [B]
time = 5.71, size = 8, normalized size = 0.50 \begin {gather*} -\ln \left (x\right )\,\left ({\mathrm {e}}^4-2\right ) \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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