Optimal. Leaf size=21 \[ \frac {x}{r \sqrt {-a^2+2 H r^2}} \]
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Rubi [A]
time = 0.01, antiderivative size = 21, normalized size of antiderivative = 1.00, number of steps
used = 1, number of rules used = 1, integrand size = 20, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.050, Rules used = {8}
\begin {gather*} \frac {x}{r \sqrt {2 H r^2-a^2}} \end {gather*}
Antiderivative was successfully verified.
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Rule 8
Rubi steps
\begin {align*} \int \frac {1}{r \sqrt {-a^2+2 H r^2}} \, dx &=\frac {x}{r \sqrt {-a^2+2 H r^2}}\\ \end {align*}
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Mathematica [A]
time = 0.00, size = 21, normalized size = 1.00 \begin {gather*} \frac {x}{r \sqrt {-a^2+2 H r^2}} \end {gather*}
Antiderivative was successfully verified.
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Mathics [A]
time = 1.78, size = 19, normalized size = 0.90 \begin {gather*} \frac {x}{r \sqrt {2 H r^2-a^2}} \end {gather*}
Antiderivative was successfully verified.
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Maple [A]
time = 0.02, size = 20, normalized size = 0.95
method | result | size |
default | \(\frac {x}{r \sqrt {2 H \,r^{2}-a^{2}}}\) | \(20\) |
norman | \(\frac {x}{r \sqrt {2 H \,r^{2}-a^{2}}}\) | \(20\) |
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A]
time = 0.26, size = 19, normalized size = 0.90 \begin {gather*} \frac {x}{\sqrt {2 \, H r^{2} - a^{2}} r} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A]
time = 0.32, size = 31, normalized size = 1.48 \begin {gather*} \frac {\sqrt {2 \, H r^{2} - a^{2}} x}{2 \, H r^{3} - a^{2} r} \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 = 0.71 \begin {gather*} \frac {x}{r \sqrt {2 H r^{2} - a^{2}}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A]
time = 0.00, size = 20, normalized size = 0.95 \begin {gather*} \frac {x}{r \sqrt {2 H r^{2}-a^{2}}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Mupad [B]
time = 0.00, size = 19, normalized size = 0.90 \begin {gather*} \frac {x}{r\,\sqrt {2\,H\,r^2-a^2}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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