Optimal. Leaf size=8 \[ \frac {\tan ^3(x)}{3} \]
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Rubi [A]
time = 0.01, antiderivative size = 8, normalized size of antiderivative = 1.00, number of steps
used = 2, number of rules used = 2, integrand size = 9, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.222, Rules used = {2687, 30}
\begin {gather*} \frac {\tan ^3(x)}{3} \end {gather*}
Antiderivative was successfully verified.
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Rule 30
Rule 2687
Rubi steps
\begin {align*} \int \sec ^2(x) \tan ^2(x) \, dx &=\text {Subst}\left (\int x^2 \, dx,x,\tan (x)\right )\\ &=\frac {\tan ^3(x)}{3}\\ \end {align*}
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Mathematica [A]
time = 0.00, size = 8, normalized size = 1.00 \begin {gather*} \frac {\tan ^3(x)}{3} \end {gather*}
Antiderivative was successfully verified.
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Maple [A]
time = 0.04, size = 11, normalized size = 1.38
method | result | size |
default | \(\frac {\sin ^{3}\left (x \right )}{3 \cos \left (x \right )^{3}}\) | \(11\) |
risch | \(-\frac {2 i \left (3 \,{\mathrm e}^{4 i x}+1\right )}{3 \left ({\mathrm e}^{2 i x}+1\right )^{3}}\) | \(22\) |
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A]
time = 1.71, size = 6, normalized size = 0.75 \begin {gather*} \frac {1}{3} \, \tan \left (x\right )^{3} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [B] Leaf count of result is larger than twice the leaf count of optimal. 14 vs.
\(2 (6) = 12\).
time = 1.01, size = 14, normalized size = 1.75 \begin {gather*} -\frac {{\left (\cos \left (x\right )^{2} - 1\right )} \sin \left (x\right )}{3 \, \cos \left (x\right )^{3}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [B] Leaf count of result is larger than twice the leaf count of optimal. 17 vs.
\(2 (5) = 10\).
time = 0.01, size = 17, normalized size = 2.12 \begin {gather*} - \frac {\sin {\left (x \right )}}{3 \cos {\left (x \right )}} + \frac {\sin {\left (x \right )}}{3 \cos ^{3}{\left (x \right )}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A]
time = 0.73, size = 6, normalized size = 0.75 \begin {gather*} \frac {1}{3} \, \tan \left (x\right )^{3} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Mupad [B]
time = 0.03, size = 6, normalized size = 0.75 \begin {gather*} \frac {{\mathrm {tan}\left (x\right )}^3}{3} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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