Optimal. Leaf size=21 \[ \frac {b x^2}{2}+\frac {c x^4}{4}+a \log (x) \]
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Rubi [A]
time = 0.00, antiderivative size = 21, normalized size of antiderivative = 1.00, number of steps
used = 2, number of rules used = 1, integrand size = 16, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.062, Rules used = {14}
\begin {gather*} a \log (x)+\frac {b x^2}{2}+\frac {c x^4}{4} \end {gather*}
Antiderivative was successfully verified.
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Rule 14
Rubi steps
\begin {align*} \int \frac {a+b x^2+c x^4}{x} \, dx &=\int \left (\frac {a}{x}+b x+c x^3\right ) \, dx\\ &=\frac {b x^2}{2}+\frac {c x^4}{4}+a \log (x)\\ \end {align*}
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Mathematica [A]
time = 0.00, size = 21, normalized size = 1.00 \begin {gather*} \frac {b x^2}{2}+\frac {c x^4}{4}+a \log (x) \end {gather*}
Antiderivative was successfully verified.
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Maple [A]
time = 0.02, size = 18, normalized size = 0.86
method | result | size |
default | \(\frac {b \,x^{2}}{2}+\frac {c \,x^{4}}{4}+a \ln \left (x \right )\) | \(18\) |
norman | \(\frac {b \,x^{2}}{2}+\frac {c \,x^{4}}{4}+a \ln \left (x \right )\) | \(18\) |
risch | \(\frac {c \,x^{4}}{4}+\frac {b \,x^{2}}{2}+\frac {b^{2}}{4 c}+a \ln \left (x \right )\) | \(26\) |
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A]
time = 0.30, size = 20, normalized size = 0.95 \begin {gather*} \frac {1}{4} \, c x^{4} + \frac {1}{2} \, b x^{2} + \frac {1}{2} \, a \log \left (x^{2}\right ) \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A]
time = 0.35, size = 17, normalized size = 0.81 \begin {gather*} \frac {1}{4} \, c x^{4} + \frac {1}{2} \, b x^{2} + a \log \left (x\right ) \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [A]
time = 0.02, size = 17, normalized size = 0.81 \begin {gather*} a \log {\left (x \right )} + \frac {b x^{2}}{2} + \frac {c x^{4}}{4} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A]
time = 3.99, size = 20, normalized size = 0.95 \begin {gather*} \frac {1}{4} \, c x^{4} + \frac {1}{2} \, b x^{2} + \frac {1}{2} \, a \log \left (x^{2}\right ) \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Mupad [B]
time = 0.02, size = 17, normalized size = 0.81 \begin {gather*} \frac {b\,x^2}{2}+\frac {c\,x^4}{4}+a\,\ln \left (x\right ) \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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