Optimal. Leaf size=5 \[ \log (x) \sin (x) \]
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Rubi [A] time = 0.03, antiderivative size = 5, normalized size of antiderivative = 1.00, number of steps used = 4, number of rules used = 3, integrand size = 12, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.250, Rules used = {2637, 2554, 3299} \[ \log (x) \sin (x) \]
Antiderivative was successfully verified.
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Rule 2554
Rule 2637
Rule 3299
Rubi steps
\begin {align*} \int \left (\cos (x) \log (x)+\frac {\sin (x)}{x}\right ) \, dx &=\int \cos (x) \log (x) \, dx+\int \frac {\sin (x)}{x} \, dx\\ &=\log (x) \sin (x)+\text {Si}(x)-\int \frac {\sin (x)}{x} \, dx\\ &=\log (x) \sin (x)\\ \end {align*}
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Mathematica [A] time = 0.02, size = 5, normalized size = 1.00 \[ \log (x) \sin (x) \]
Antiderivative was successfully verified.
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fricas [A] time = 0.63, size = 5, normalized size = 1.00 \[ \log \relax (x) \sin \relax (x) \]
Verification of antiderivative is not currently implemented for this CAS.
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giac [A] time = 0.17, size = 5, normalized size = 1.00 \[ \log \relax (x) \sin \relax (x) \]
Verification of antiderivative is not currently implemented for this CAS.
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maple [B] time = 0.93, size = 19, normalized size = 3.80 \[ \frac {2 \ln \relax (x ) \tan \left (\frac {x}{2}\right )}{\tan ^{2}\left (\frac {x}{2}\right )+1} \]
Verification of antiderivative is not currently implemented for this CAS.
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maxima [A] time = 0.93, size = 5, normalized size = 1.00 \[ \log \relax (x) \sin \relax (x) \]
Verification of antiderivative is not currently implemented for this CAS.
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mupad [B] time = 0.50, size = 5, normalized size = 1.00 \[ \ln \relax (x)\,\sin \relax (x) \]
Verification of antiderivative is not currently implemented for this CAS.
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sympy [A] time = 13.69, size = 5, normalized size = 1.00 \[ \log {\relax (x )} \sin {\relax (x )} \]
Verification of antiderivative is not currently implemented for this CAS.
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