Optimal. Leaf size=23 \[ a^2 \log (x)+a b x^2+\frac {b^2 x^4}{4} \]
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Rubi [A] time = 0.01, antiderivative size = 23, normalized size of antiderivative = 1.00, number of steps used = 2, number of rules used = 1, integrand size = 22, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.045, Rules used = {14} \begin {gather*} a^2 \log (x)+a b x^2+\frac {b^2 x^4}{4} \end {gather*}
Antiderivative was successfully verified.
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Rule 14
Rubi steps
\begin {align*} \int \frac {a^2+2 a b x^2+b^2 x^4}{x} \, dx &=\int \left (\frac {a^2}{x}+2 a b x+b^2 x^3\right ) \, dx\\ &=a b x^2+\frac {b^2 x^4}{4}+a^2 \log (x)\\ \end {align*}
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Mathematica [A] time = 0.00, size = 23, normalized size = 1.00 \begin {gather*} a^2 \log (x)+a b x^2+\frac {b^2 x^4}{4} \end {gather*}
Antiderivative was successfully verified.
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IntegrateAlgebraic [F] time = 0.00, size = 0, normalized size = 0.00 \begin {gather*} \int \frac {a^2+2 a b x^2+b^2 x^4}{x} \, dx \end {gather*}
Verification is not applicable to the result.
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fricas [A] time = 0.75, size = 21, normalized size = 0.91 \begin {gather*} \frac {1}{4} \, b^{2} x^{4} + a b x^{2} + a^{2} \log \relax (x) \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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giac [A] time = 0.17, size = 24, normalized size = 1.04 \begin {gather*} \frac {1}{4} \, b^{2} x^{4} + a b x^{2} + \frac {1}{2} \, a^{2} \log \left (x^{2}\right ) \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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maple [A] time = 0.00, size = 22, normalized size = 0.96 \begin {gather*} \frac {b^{2} x^{4}}{4}+a b \,x^{2}+a^{2} \ln \relax (x ) \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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maxima [A] time = 1.28, size = 24, normalized size = 1.04 \begin {gather*} \frac {1}{4} \, b^{2} x^{4} + a b x^{2} + \frac {1}{2} \, a^{2} \log \left (x^{2}\right ) \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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mupad [B] time = 4.10, size = 21, normalized size = 0.91 \begin {gather*} a^2\,\ln \relax (x)+\frac {b^2\,x^4}{4}+a\,b\,x^2 \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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sympy [A] time = 0.10, size = 20, normalized size = 0.87 \begin {gather*} a^{2} \log {\relax (x )} + a b x^{2} + \frac {b^{2} x^{4}}{4} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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