Optimal. Leaf size=12 \[ -2 \sqrt {\frac {b}{x^3}} x \]
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Rubi [A]
time = 0.00, antiderivative size = 12, normalized size of antiderivative = 1.00, number of steps
used = 2, number of rules used = 2, integrand size = 9, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.222, Rules used = {15, 30}
\begin {gather*} -2 x \sqrt {\frac {b}{x^3}} \end {gather*}
Antiderivative was successfully verified.
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Rule 15
Rule 30
Rubi steps
\begin {align*} \int \sqrt {\frac {b}{x^3}} \, dx &=\left (\sqrt {\frac {b}{x^3}} x^{3/2}\right ) \int \frac {1}{x^{3/2}} \, dx\\ &=-2 \sqrt {\frac {b}{x^3}} x\\ \end {align*}
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Mathematica [A]
time = 0.00, size = 12, normalized size = 1.00 \begin {gather*} -2 \sqrt {\frac {b}{x^3}} x \end {gather*}
Antiderivative was successfully verified.
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Maple [A]
time = 0.03, size = 11, normalized size = 0.92
method | result | size |
gosper | \(-2 x \sqrt {\frac {b}{x^{3}}}\) | \(11\) |
default | \(-2 x \sqrt {\frac {b}{x^{3}}}\) | \(11\) |
trager | \(-2 x \sqrt {\frac {b}{x^{3}}}\) | \(11\) |
risch | \(-2 x \sqrt {\frac {b}{x^{3}}}\) | \(11\) |
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A]
time = 0.26, size = 10, normalized size = 0.83 \begin {gather*} -2 \, x \sqrt {\frac {b}{x^{3}}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A]
time = 0.35, size = 10, normalized size = 0.83 \begin {gather*} -2 \, x \sqrt {\frac {b}{x^{3}}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [A]
time = 0.12, size = 12, normalized size = 1.00 \begin {gather*} - 2 x \sqrt {\frac {b}{x^{3}}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A]
time = 0.81, size = 8, normalized size = 0.67 \begin {gather*} -\frac {2 \, b}{\sqrt {b x}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Mupad [B]
time = 0.98, size = 10, normalized size = 0.83 \begin {gather*} -2\,x\,\sqrt {\frac {b}{x^3}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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