Optimal. Leaf size=3 \[ e x \]
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Rubi [A] time = 0.01, antiderivative size = 3, normalized size of antiderivative = 1.00, number of steps used = 3, number of rules used = 2, integrand size = 11, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.182, Rules used = {12, 203} \[ e x \]
Antiderivative was successfully verified.
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Rule 12
Rule 203
Rubi steps
\begin {align*} \int e^{\cos ^2(x)+\sin ^2(x)} \, dx &=\operatorname {Subst}\left (\int \frac {e}{1+x^2} \, dx,x,\tan (x)\right )\\ &=e \operatorname {Subst}\left (\int \frac {1}{1+x^2} \, dx,x,\tan (x)\right )\\ &=e x\\ \end {align*}
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Mathematica [A] time = 0.00, size = 3, normalized size = 1.00 \[ e x \]
Antiderivative was successfully verified.
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fricas [C] time = 0.55, size = 4, normalized size = 1.33 \[ x e \]
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 \[ \mathit {sage}_{0} x \]
Verification of antiderivative is not currently implemented for this CAS.
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maple [C] time = 0.06, size = 5, normalized size = 1.67 \[ {\mathrm e} x \]
Verification of antiderivative is not currently implemented for this CAS.
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maxima [C] time = 0.43, size = 4, normalized size = 1.33 \[ x e \]
Verification of antiderivative is not currently implemented for this CAS.
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mupad [B] time = 0.03, size = 4, normalized size = 1.33 \[ x\,\mathrm {e} \]
Verification of antiderivative is not currently implemented for this CAS.
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sympy [B] time = 0.14, size = 14, normalized size = 4.67 \[ x e^{\sin ^{2}{\relax (x )}} e^{\cos ^{2}{\relax (x )}} \]
Verification of antiderivative is not currently implemented for this CAS.
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