Optimal. Leaf size=4 \[ e^{\tan (x)} \]
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Rubi [A] time = 0.01, antiderivative size = 4, 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 = {4342, 2194} \[ e^{\tan (x)} \]
Antiderivative was successfully verified.
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Rule 2194
Rule 4342
Rubi steps
\begin {align*} \int e^{\tan (x)} \sec ^2(x) \, dx &=\operatorname {Subst}\left (\int e^x \, dx,x,\tan (x)\right )\\ &=e^{\tan (x)}\\ \end {align*}
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Mathematica [A] time = 0.06, size = 4, normalized size = 1.00 \[ e^{\tan (x)} \]
Antiderivative was successfully verified.
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fricas [B] time = 0.52, size = 8, normalized size = 2.00 \[ e^{\frac {\sin \relax (x)}{\cos \relax (x)}} \]
Verification of antiderivative is not currently implemented for this CAS.
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giac [A] time = 0.13, size = 3, normalized size = 0.75 \[ e^{\tan \relax (x)} \]
Verification of antiderivative is not currently implemented for this CAS.
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maple [A] time = 0.05, size = 4, normalized size = 1.00 \[ {\mathrm e}^{\tan \relax (x )} \]
Verification of antiderivative is not currently implemented for this CAS.
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maxima [A] time = 0.32, size = 3, normalized size = 0.75 \[ e^{\tan \relax (x)} \]
Verification of antiderivative is not currently implemented for this CAS.
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mupad [B] time = 3.10, size = 3, normalized size = 0.75 \[ {\mathrm {e}}^{\mathrm {tan}\relax (x)} \]
Verification of antiderivative is not currently implemented for this CAS.
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sympy [A] time = 0.95, size = 3, normalized size = 0.75 \[ e^{\tan {\relax (x )}} \]
Verification of antiderivative is not currently implemented for this CAS.
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