Optimal. Leaf size=15 \[ \frac {\log \left (b+a x^2\right )}{2 a} \]
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Rubi [A]
time = 0.00, antiderivative size = 15, normalized size of antiderivative = 1.00, number of steps
used = 2, number of rules used = 2, integrand size = 11, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.182, Rules used = {1607, 266}
\begin {gather*} \frac {\log \left (a x^2+b\right )}{2 a} \end {gather*}
Antiderivative was successfully verified.
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Rule 266
Rule 1607
Rubi steps
\begin {align*} \int \frac {1}{\frac {b}{x}+a x} \, dx &=\int \frac {x}{b+a x^2} \, dx\\ &=\frac {\log \left (b+a x^2\right )}{2 a}\\ \end {align*}
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Mathematica [A]
time = 0.00, size = 15, normalized size = 1.00 \begin {gather*} \frac {\log \left (b+a x^2\right )}{2 a} \end {gather*}
Antiderivative was successfully verified.
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Maple [A]
time = 0.02, size = 14, normalized size = 0.93
method | result | size |
default | \(\frac {\ln \left (a \,x^{2}+b \right )}{2 a}\) | \(14\) |
norman | \(\frac {\ln \left (a \,x^{2}+b \right )}{2 a}\) | \(14\) |
risch | \(\frac {\ln \left (a \,x^{2}+b \right )}{2 a}\) | \(14\) |
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A]
time = 0.29, size = 13, normalized size = 0.87 \begin {gather*} \frac {\log \left (a x^{2} + b\right )}{2 \, a} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A]
time = 1.82, size = 13, normalized size = 0.87 \begin {gather*} \frac {\log \left (a x^{2} + b\right )}{2 \, a} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [A]
time = 0.04, size = 10, normalized size = 0.67 \begin {gather*} \frac {\log {\left (a x^{2} + b \right )}}{2 a} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A]
time = 0.50, size = 14, normalized size = 0.93 \begin {gather*} \frac {\log \left ({\left | a x^{2} + b \right |}\right )}{2 \, a} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Mupad [B]
time = 0.05, size = 13, normalized size = 0.87 \begin {gather*} \frac {\ln \left (a\,x^2+b\right )}{2\,a} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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