Optimal. Leaf size=17 \[ \frac {x^2}{2 a (a+b x)^2} \]
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Rubi [A]
time = 0.00, antiderivative size = 17, normalized size of antiderivative = 1.00, number of steps
used = 1, number of rules used = 1, integrand size = 9, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.111, Rules used = {37}
\begin {gather*} \frac {x^2}{2 a (a+b x)^2} \end {gather*}
Antiderivative was successfully verified.
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Rule 37
Rubi steps
\begin {align*} \int \frac {x}{(a+b x)^3} \, dx &=\frac {x^2}{2 a (a+b x)^2}\\ \end {align*}
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Mathematica [A]
time = 0.00, size = 20, normalized size = 1.18 \begin {gather*} -\frac {a+2 b x}{2 b^2 (a+b x)^2} \end {gather*}
Antiderivative was successfully verified.
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Mathics [A]
time = 1.85, size = 30, normalized size = 1.76 \begin {gather*} \frac {-\frac {a}{2}-b x}{b^2 \left (a^2+2 a b x+b^2 x^2\right )} \end {gather*}
Antiderivative was successfully verified.
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Maple [A]
time = 0.08, size = 27, normalized size = 1.59
method | result | size |
gosper | \(-\frac {2 b x +a}{2 \left (b x +a \right )^{2} b^{2}}\) | \(19\) |
norman | \(\frac {-\frac {x}{b}-\frac {a}{2 b^{2}}}{\left (b x +a \right )^{2}}\) | \(22\) |
risch | \(\frac {-\frac {x}{b}-\frac {a}{2 b^{2}}}{\left (b x +a \right )^{2}}\) | \(22\) |
default | \(-\frac {1}{b^{2} \left (b x +a \right )}+\frac {a}{2 b^{2} \left (b x +a \right )^{2}}\) | \(27\) |
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [B] Leaf count of result is larger than twice the leaf count of optimal. 32 vs.
\(2 (15) = 30\).
time = 0.26, size = 32, normalized size = 1.88 \begin {gather*} -\frac {2 \, b x + a}{2 \, {\left (b^{4} x^{2} + 2 \, a b^{3} x + a^{2} b^{2}\right )}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [B] Leaf count of result is larger than twice the leaf count of optimal. 32 vs.
\(2 (15) = 30\).
time = 0.30, size = 32, normalized size = 1.88 \begin {gather*} -\frac {2 \, b x + a}{2 \, {\left (b^{4} x^{2} + 2 \, a b^{3} x + a^{2} b^{2}\right )}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [B] Leaf count of result is larger than twice the leaf count of optimal. 32 vs.
\(2 (12) = 24\).
time = 0.10, size = 32, normalized size = 1.88 \begin {gather*} \frac {- a - 2 b x}{2 a^{2} b^{2} + 4 a b^{3} x + 2 b^{4} x^{2}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A]
time = 0.00, size = 22, normalized size = 1.29 \begin {gather*} \frac {-2 x b-a}{2 b^{2} \left (x b+a\right )^{2}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Mupad [B]
time = 0.07, size = 32, normalized size = 1.88 \begin {gather*} -\frac {\frac {a}{2\,b^2}+\frac {x}{b}}{a^2+2\,a\,b\,x+b^2\,x^2} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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