Optimal. Leaf size=16 \[ \frac {e^{x^2}}{2 \left (1+x^2\right )} \]
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Rubi [A]
time = 0.04, antiderivative size = 16, normalized size of antiderivative = 1.00, number of steps
used = 1, number of rules used = 1, integrand size = 16, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.062, Rules used = {2327}
\begin {gather*} \frac {e^{x^2}}{2 \left (x^2+1\right )} \end {gather*}
Antiderivative was successfully verified.
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Rule 2327
Rubi steps
\begin {align*} \int \frac {e^{x^2} x^3}{\left (1+x^2\right )^2} \, dx &=\frac {e^{x^2}}{2 \left (1+x^2\right )}\\ \end {align*}
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Mathematica [A]
time = 0.08, size = 16, normalized size = 1.00 \begin {gather*} \frac {e^{x^2}}{2 \left (1+x^2\right )} \end {gather*}
Antiderivative was successfully verified.
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Maple [A]
time = 0.07, size = 14, normalized size = 0.88
method | result | size |
gosper | \(\frac {{\mathrm e}^{x^{2}}}{2 x^{2}+2}\) | \(14\) |
derivativedivides | \(\frac {{\mathrm e}^{x^{2}}}{2 x^{2}+2}\) | \(14\) |
default | \(\frac {{\mathrm e}^{x^{2}}}{2 x^{2}+2}\) | \(14\) |
norman | \(\frac {{\mathrm e}^{x^{2}}}{2 x^{2}+2}\) | \(14\) |
risch | \(\frac {{\mathrm e}^{x^{2}}}{2 x^{2}+2}\) | \(14\) |
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A]
time = 0.29, size = 13, normalized size = 0.81 \begin {gather*} \frac {e^{\left (x^{2}\right )}}{2 \, {\left (x^{2} + 1\right )}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A]
time = 0.35, size = 13, normalized size = 0.81 \begin {gather*} \frac {e^{\left (x^{2}\right )}}{2 \, {\left (x^{2} + 1\right )}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [A]
time = 0.03, size = 10, normalized size = 0.62 \begin {gather*} \frac {e^{x^{2}}}{2 x^{2} + 2} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A]
time = 6.02, size = 13, normalized size = 0.81 \begin {gather*} \frac {e^{\left (x^{2}\right )}}{2 \, {\left (x^{2} + 1\right )}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Mupad [B]
time = 3.48, size = 14, normalized size = 0.88 \begin {gather*} \frac {{\mathrm {e}}^{x^2}}{2\,\left (x^2+1\right )} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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