Optimal. Leaf size=13 \[ \frac {k^{x^2}}{2 \log (k)} \]
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Rubi [A]
time = 0.01, antiderivative size = 13, normalized size of antiderivative = 1.00, number of steps
used = 1, number of rules used = 1, integrand size = 7, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.143, Rules used = {2240}
\begin {gather*} \frac {k^{x^2}}{2 \log (k)} \end {gather*}
Antiderivative was successfully verified.
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Rule 2240
Rubi steps
\begin {align*} \int k^{x^2} x \, dx &=\frac {k^{x^2}}{2 \log (k)}\\ \end {align*}
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Mathematica [A]
time = 0.01, size = 13, normalized size = 1.00 \begin {gather*} \frac {k^{x^2}}{2 \log (k)} \end {gather*}
Antiderivative was successfully verified.
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Maple [A]
time = 0.02, size = 12, normalized size = 0.92
method | result | size |
gosper | \(\frac {k^{x^{2}}}{2 \ln \left (k \right )}\) | \(12\) |
derivativedivides | \(\frac {k^{x^{2}}}{2 \ln \left (k \right )}\) | \(12\) |
default | \(\frac {k^{x^{2}}}{2 \ln \left (k \right )}\) | \(12\) |
risch | \(\frac {k^{x^{2}}}{2 \ln \left (k \right )}\) | \(12\) |
norman | \(\frac {{\mathrm e}^{\ln \left (k \right ) x^{2}}}{2 \ln \left (k \right )}\) | \(14\) |
meijerg | \(-\frac {1-{\mathrm e}^{\ln \left (k \right ) x^{2}}}{2 \ln \left (k \right )}\) | \(18\) |
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A]
time = 1.84, size = 11, normalized size = 0.85 \begin {gather*} \frac {k^{\left (x^{2}\right )}}{2 \, \log \left (k\right )} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A]
time = 0.59, size = 11, normalized size = 0.85 \begin {gather*} \frac {k^{\left (x^{2}\right )}}{2 \, \log \left (k\right )} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [A]
time = 0.03, size = 15, normalized size = 1.15 \begin {gather*} \begin {cases} \frac {k^{x^{2}}}{2 \log {\left (k \right )}} & \text {for}\: \log {\left (k \right )} \neq 0 \\\frac {x^{2}}{2} & \text {otherwise} \end {cases} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A]
time = 0.75, size = 11, normalized size = 0.85 \begin {gather*} \frac {k^{\left (x^{2}\right )}}{2 \, \log \left (k\right )} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Mupad [B]
time = 0.03, size = 11, normalized size = 0.85 \begin {gather*} \frac {k^{x^2}}{2\,\ln \left (k\right )} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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