Optimal. Leaf size=14 \[ 2 x^2+\frac {\pi x^4}{4} \]
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Rubi [A]
time = 0.00, antiderivative size = 14, normalized size of antiderivative = 1.00, number of steps
used = 1, number of rules used = 0, integrand size = 9, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.000, Rules used = {}
\begin {gather*} \frac {\pi x^4}{4}+2 x^2 \end {gather*}
Antiderivative was successfully verified.
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Rubi steps
\begin {align*} \int \left (4 x+\pi x^3\right ) \, dx &=2 x^2+\frac {\pi x^4}{4}\\ \end {align*}
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Mathematica [A]
time = 0.00, size = 14, normalized size = 1.00 \begin {gather*} 2 x^2+\frac {\pi x^4}{4} \end {gather*}
Antiderivative was successfully verified.
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Maple [A]
time = 0.04, size = 15, normalized size = 1.07
method | result | size |
gosper | \(\frac {x^{2} \left (\pi \,x^{2}+8\right )}{4}\) | \(13\) |
norman | \(2 x^{2}+\frac {1}{4} \pi \,x^{4}\) | \(13\) |
risch | \(2 x^{2}+\frac {1}{4} \pi \,x^{4}\) | \(13\) |
default | \(\frac {\left (\pi \,x^{2}+4\right )^{2}}{4 \pi }\) | \(15\) |
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A]
time = 0.27, size = 12, normalized size = 0.86 \begin {gather*} \frac {1}{4} \, \pi x^{4} + 2 \, x^{2} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A]
time = 0.56, size = 12, normalized size = 0.86 \begin {gather*} \frac {1}{4} \, \pi x^{4} + 2 \, x^{2} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [A]
time = 0.01, size = 10, normalized size = 0.71 \begin {gather*} \frac {\pi x^{4}}{4} + 2 x^{2} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A]
time = 1.55, size = 12, normalized size = 0.86 \begin {gather*} \frac {1}{4} \, \pi x^{4} + 2 \, x^{2} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Mupad [B]
time = 0.02, size = 12, normalized size = 0.86 \begin {gather*} \frac {\Pi \,x^4}{4}+2\,x^2 \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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