Optimal. Leaf size=8 \[ -x+x \log (x) \]
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Rubi [A]
time = 0.00, antiderivative size = 8, normalized size of antiderivative = 1.00, number of steps
used = 1, number of rules used = 1, integrand size = 2, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.500, Rules used = {2332}
\begin {gather*} x \log (x)-x \end {gather*}
Antiderivative was successfully verified.
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Rule 2332
Rubi steps
\begin {align*} \int \log (x) \, dx &=-x+x \log (x)\\ \end {align*}
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Mathematica [A]
time = 0.00, size = 8, normalized size = 1.00 \begin {gather*} -x+x \log (x) \end {gather*}
Antiderivative was successfully verified.
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Maple [A]
time = 0.00, size = 9, normalized size = 1.12
method | result | size |
lookup | \(-x +x \ln \left (x \right )\) | \(9\) |
default | \(-x +x \ln \left (x \right )\) | \(9\) |
norman | \(-x +x \ln \left (x \right )\) | \(9\) |
risch | \(-x +x \ln \left (x \right )\) | \(9\) |
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A]
time = 1.27, size = 8, normalized size = 1.00 \begin {gather*} x \log \left (x\right ) - x \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A]
time = 0.88, size = 8, normalized size = 1.00 \begin {gather*} x \log \left (x\right ) - x \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [A]
time = 0.02, size = 5, normalized size = 0.62 \begin {gather*} x \log {\left (x \right )} - x \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A]
time = 0.90, size = 8, normalized size = 1.00 \begin {gather*} x \log \left (x\right ) - x \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Mupad [B]
time = 0.02, size = 6, normalized size = 0.75 \begin {gather*} x\,\left (\ln \left (x\right )-1\right ) \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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