Optimal. Leaf size=28 \[ \frac {\text {Li}_2\left (\frac {(1-a c) \left (e+d x^{-m}\right )}{e}\right )}{d m} \]
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Rubi [A]
time = 0.12, antiderivative size = 28, normalized size of antiderivative = 1.00, number of steps
used = 5, number of rules used = 5, integrand size = 38, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.132, Rules used = {2530, 2525,
2459, 2440, 2438} \begin {gather*} \frac {\text {PolyLog}\left (2,\frac {(1-a c) \left (d x^{-m}+e\right )}{e}\right )}{d m} \end {gather*}
Antiderivative was successfully verified.
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Rule 2438
Rule 2440
Rule 2459
Rule 2525
Rule 2530
Rubi steps
\begin {align*} \int \frac {\log \left (\frac {x^{-m} \left (-d+a c d+a c e x^m\right )}{e}\right )}{x \left (d+e x^m\right )} \, dx &=\int \frac {\log \left (a c+\frac {(-d+a c d) x^{-m}}{e}\right )}{x \left (d+e x^m\right )} \, dx\\ &=-\frac {\text {Subst}\left (\int \frac {\log \left (a c+\frac {(-d+a c d) x}{e}\right )}{\left (d+\frac {e}{x}\right ) x} \, dx,x,x^{-m}\right )}{m}\\ &=-\frac {\text {Subst}\left (\int \frac {\log \left (a c+\frac {(-d+a c d) x}{e}\right )}{e+d x} \, dx,x,x^{-m}\right )}{m}\\ &=-\frac {\text {Subst}\left (\int \frac {\log \left (1+\frac {(-d+a c d) x}{d e}\right )}{x} \, dx,x,e+d x^{-m}\right )}{d m}\\ &=\frac {\text {Li}_2\left (\frac {(1-a c) \left (e+d x^{-m}\right )}{e}\right )}{d m}\\ \end {align*}
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Mathematica [A]
time = 0.01, size = 31, normalized size = 1.11 \begin {gather*} \frac {\text {Li}_2\left (-\frac {(-1+a c) x^{-m} \left (d+e x^m\right )}{e}\right )}{d m} \end {gather*}
Antiderivative was successfully verified.
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Maple [A]
time = 1.85, size = 28, normalized size = 1.00
method | result | size |
derivativedivides | \(\frac {\dilog \left (c a +\frac {d \left (c a -1\right ) x^{-m}}{e}\right )}{m d}\) | \(28\) |
default | \(\frac {\dilog \left (c a +\frac {d \left (c a -1\right ) x^{-m}}{e}\right )}{m d}\) | \(28\) |
risch | \(\text {Expression too large to display}\) | \(1200\) |
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [F]
time = 0.00, size = 0, normalized size = 0.00 \begin {gather*} \text {Failed to integrate} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A]
time = 0.36, size = 35, normalized size = 1.25 \begin {gather*} \frac {{\rm Li}_2\left (-\frac {{\left (a c x^{m} e + {\left (a c - 1\right )} d\right )} e^{\left (-1\right )}}{x^{m}} + 1\right )}{d m} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [F(-2)]
time = 0.00, size = 0, normalized size = 0.00 \begin {gather*} \text {Exception raised: HeuristicGCDFailed} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [F]
time = 0.00, size = 0, normalized size = 0.00 \begin {gather*} \text {could not integrate} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Mupad [F]
time = 0.00, size = -1, normalized size = -0.04 \begin {gather*} \int \frac {\ln \left (\frac {a\,c\,d-d+a\,c\,e\,x^m}{e\,x^m}\right )}{x\,\left (d+e\,x^m\right )} \,d x \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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