Optimal. Leaf size=10 \[ \frac {1}{2} \log \left (1+x^2\right ) \]
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Rubi [A]
time = 0.00, antiderivative size = 10, normalized size of antiderivative = 1.00, number of steps
used = 1, number of rules used = 1, integrand size = 9, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.111, Rules used = {266}
\begin {gather*} \frac {1}{2} \log \left (x^2+1\right ) \end {gather*}
Antiderivative was successfully verified.
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Rule 266
Rubi steps
\begin {gather*} \begin {aligned} \text {Integral} &=\frac {1}{2} \log \left (1+x^2\right )\\ \end {aligned} \end {gather*}
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Mathematica [A]
time = 0.00, size = 10, normalized size = 1.00 \begin {gather*} \frac {1}{2} \log \left (1+x^2\right ) \end {gather*}
Antiderivative was successfully verified.
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Maple [A]
time = 0.01, size = 9, normalized size = 0.90
method | result | size |
derivativedivides | \(\frac {\ln \left (x^{2}+1\right )}{2}\) | \(9\) |
default | \(\frac {\ln \left (x^{2}+1\right )}{2}\) | \(9\) |
norman | \(\frac {\ln \left (x^{2}+1\right )}{2}\) | \(9\) |
meijerg | \(\frac {\ln \left (x^{2}+1\right )}{2}\) | \(9\) |
risch | \(\frac {\ln \left (x^{2}+1\right )}{2}\) | \(9\) |
parallelrisch | \(\frac {\ln \left (x^{2}+1\right )}{2}\) | \(9\) |
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A]
time = 0.33, size = 8, normalized size = 0.80 \begin {gather*} \frac {1}{2} \, \log \left (x^{2} + 1\right ) \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A]
time = 0.57, size = 8, normalized size = 0.80 \begin {gather*} \frac {1}{2} \, \log \left (x^{2} + 1\right ) \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [A]
time = 0.02, size = 7, normalized size = 0.70 \begin {gather*} \frac {\log {\left (x^{2} + 1 \right )}}{2} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A]
time = 0.42, size = 8, normalized size = 0.80 \begin {gather*} \frac {1}{2} \, \log \left (x^{2} + 1\right ) \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Mupad [B]
time = 0.03, size = 8, normalized size = 0.80 \begin {gather*} \frac {\ln \left (x^2+1\right )}{2} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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