Optimal. Leaf size=23 \[ \frac {\log (x)}{2 b}-\frac {\log \left (2+x^5\right )}{10 b} \]
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Rubi [A]
time = 0.01, antiderivative size = 23, normalized size of antiderivative = 1.00, number of steps
used = 4, number of rules used = 4, integrand size = 15, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.267, Rules used = {272, 36, 29, 31}
\begin {gather*} \frac {\log (x)}{2 b}-\frac {\log \left (x^5+2\right )}{10 b} \end {gather*}
Antiderivative was successfully verified.
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Rule 29
Rule 31
Rule 36
Rule 272
Rubi steps
\begin {align*} \int \frac {1}{x \left (2 b+b x^5\right )} \, dx &=\frac {1}{5} \text {Subst}\left (\int \frac {1}{x (2 b+b x)} \, dx,x,x^5\right )\\ &=-\left (\frac {1}{10} \text {Subst}\left (\int \frac {1}{2 b+b x} \, dx,x,x^5\right )\right )+\frac {\text {Subst}\left (\int \frac {1}{x} \, dx,x,x^5\right )}{10 b}\\ &=\frac {\log (x)}{2 b}-\frac {\log \left (2+x^5\right )}{10 b}\\ \end {align*}
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Mathematica [A]
time = 0.00, size = 23, normalized size = 1.00 \begin {gather*} \frac {\log (x)}{2 b}-\frac {\log \left (2+x^5\right )}{10 b} \end {gather*}
Antiderivative was successfully verified.
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Maple [A]
time = 0.17, size = 18, normalized size = 0.78
method | result | size |
default | \(\frac {\frac {\ln \left (x \right )}{2}-\frac {\ln \left (x^{5}+2\right )}{10}}{b}\) | \(18\) |
norman | \(\frac {\ln \left (x \right )}{2 b}-\frac {\ln \left (x^{5}+2\right )}{10 b}\) | \(20\) |
risch | \(\frac {\ln \left (x \right )}{2 b}-\frac {\ln \left (x^{5}+2\right )}{10 b}\) | \(20\) |
meijerg | \(\frac {-\ln \left (1+\frac {x^{5}}{2}\right )+5 \ln \left (x \right )-\ln \left (2\right )}{10 b}\) | \(25\) |
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A]
time = 0.30, size = 21, normalized size = 0.91 \begin {gather*} -\frac {\log \left (x^{5} + 2\right )}{10 \, b} + \frac {\log \left (x^{5}\right )}{10 \, b} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A]
time = 0.37, size = 16, normalized size = 0.70 \begin {gather*} -\frac {\log \left (x^{5} + 2\right ) - 5 \, \log \left (x\right )}{10 \, b} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [A]
time = 0.14, size = 15, normalized size = 0.65 \begin {gather*} \frac {\log {\left (x \right )}}{2 b} - \frac {\log {\left (x^{5} + 2 \right )}}{10 b} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A]
time = 2.01, size = 21, normalized size = 0.91 \begin {gather*} -\frac {\log \left ({\left | x^{5} + 2 \right |}\right )}{10 \, b} + \frac {\log \left ({\left | x \right |}\right )}{2 \, b} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Mupad [B]
time = 1.09, size = 19, normalized size = 0.83 \begin {gather*} \frac {\ln \left (x\right )}{2\,b}-\frac {\ln \left (x^5+2\right )}{10\,b} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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