Optimal. Leaf size=13 \[ -\frac {x^2}{2}-x \cot (x) \]
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Rubi [A] time = 0.07, antiderivative size = 13, normalized size of antiderivative = 1.00, number of steps used = 6, number of rules used = 4, integrand size = 11, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.364, Rules used = {6742, 3475, 3720, 30} \[ -\frac {x^2}{2}-x \cot (x) \]
Antiderivative was successfully verified.
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Rule 30
Rule 3475
Rule 3720
Rule 6742
Rubi steps
\begin {align*} \int \cot ^2(x) (x-\tan (x)) \, dx &=\int \left (-\cot (x)+x \cot ^2(x)\right ) \, dx\\ &=-\int \cot (x) \, dx+\int x \cot ^2(x) \, dx\\ &=-x \cot (x)-\log (\sin (x))-\int x \, dx+\int \cot (x) \, dx\\ &=-\frac {x^2}{2}-x \cot (x)\\ \end {align*}
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Mathematica [A] time = 0.03, size = 13, normalized size = 1.00 \[ -\frac {x^2}{2}-x \cot (x) \]
Antiderivative was successfully verified.
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fricas [A] time = 0.43, size = 16, normalized size = 1.23 \[ -\frac {x^{2} \tan \relax (x) + 2 \, x}{2 \, \tan \relax (x)} \]
Verification of antiderivative is not currently implemented for this CAS.
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giac [A] time = 0.91, size = 16, normalized size = 1.23 \[ -\frac {x^{2} \tan \relax (x) + 2 \, x}{2 \, \tan \relax (x)} \]
Verification of antiderivative is not currently implemented for this CAS.
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maple [A] time = 0.02, size = 17, normalized size = 1.31 \[ \frac {-\frac {x^{2} \tan \relax (x )}{2}-x}{\tan \relax (x )} \]
Verification of antiderivative is not currently implemented for this CAS.
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maxima [B] time = 0.46, size = 144, normalized size = 11.08 \[ -\frac {x^{2} \cos \left (2 \, x\right )^{2} + x^{2} \sin \left (2 \, x\right )^{2} - 2 \, x^{2} \cos \left (2 \, x\right ) + x^{2} - {\left (\cos \left (2 \, x\right )^{2} + \sin \left (2 \, x\right )^{2} - 2 \, \cos \left (2 \, x\right ) + 1\right )} \log \left (\cos \relax (x)^{2} + \sin \relax (x)^{2} + 2 \, \cos \relax (x) + 1\right ) - {\left (\cos \left (2 \, x\right )^{2} + \sin \left (2 \, x\right )^{2} - 2 \, \cos \left (2 \, x\right ) + 1\right )} \log \left (\cos \relax (x)^{2} + \sin \relax (x)^{2} - 2 \, \cos \relax (x) + 1\right ) + 4 \, x \sin \left (2 \, x\right )}{2 \, {\left (\cos \left (2 \, x\right )^{2} + \sin \left (2 \, x\right )^{2} - 2 \, \cos \left (2 \, x\right ) + 1\right )}} - \log \left (\sin \relax (x)\right ) \]
Verification of antiderivative is not currently implemented for this CAS.
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mupad [B] time = 0.06, size = 11, normalized size = 0.85 \[ -x\,\mathrm {cot}\relax (x)-\frac {x^2}{2} \]
Verification of antiderivative is not currently implemented for this CAS.
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sympy [A] time = 0.18, size = 10, normalized size = 0.77 \[ - \frac {x^{2}}{2} - \frac {x}{\tan {\relax (x )}} \]
Verification of antiderivative is not currently implemented for this CAS.
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