Optimal. Leaf size=29 \[ \frac {x}{r \sqrt {-a^2-e^2-2 r (K-H r)}} \]
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Rubi [A]
time = 0.02, antiderivative size = 29, normalized size of antiderivative = 1.00, number of steps
used = 1, number of rules used = 1, integrand size = 29, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.034, Rules used = {8}
\begin {gather*} \frac {x}{r \sqrt {-a^2-e^2-2 r (K-H r)}} \end {gather*}
Antiderivative was successfully verified.
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Rule 8
Rubi steps
\begin {align*} \int \frac {1}{r \sqrt {-a^2-e^2-2 K r+2 H r^2}} \, dx &=\frac {x}{r \sqrt {-a^2-e^2-2 r (K-H r)}}\\ \end {align*}
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Mathematica [A]
time = 0.00, size = 30, normalized size = 1.03 \begin {gather*} \frac {x}{r \sqrt {-a^2-e^2-2 K r+2 H r^2}} \end {gather*}
Antiderivative was successfully verified.
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Maple [A]
time = 0.02, size = 29, normalized size = 1.00
method | result | size |
default | \(\frac {x}{r \sqrt {2 H \,r^{2}-2 K r -a^{2}-e^{2}}}\) | \(29\) |
norman | \(\frac {x}{r \sqrt {2 H \,r^{2}-2 K r -a^{2}-e^{2}}}\) | \(29\) |
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A]
time = 1.30, size = 27, normalized size = 0.93 \begin {gather*} \frac {x}{\sqrt {2 \, H r^{2} - a^{2} - 2 \, K r - e^{2}} r} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A]
time = 0.86, size = 50, normalized size = 1.72 \begin {gather*} \frac {\sqrt {2 \, H r^{2} - a^{2} - 2 \, K r - e^{2}} x}{2 \, H r^{3} - a^{2} r - 2 \, K r^{2} - r e^{2}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [A]
time = 0.01, size = 24, normalized size = 0.83 \begin {gather*} \frac {x}{r \sqrt {2 H r^{2} - 2 K r - a^{2} - e^{2}}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A]
time = 0.83, size = 27, normalized size = 0.93 \begin {gather*} \frac {x}{\sqrt {2 \, H r^{2} - a^{2} - 2 \, K r - e^{2}} r} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Mupad [B]
time = 0.00, size = 28, normalized size = 0.97 \begin {gather*} \frac {x}{r\,\sqrt {-a^2-e^2+2\,H\,r^2-2\,K\,r}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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