Optimal. Leaf size=3 \[ -2 x \]
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Rubi [A] time = 0.0002742, antiderivative size = 3, normalized size of antiderivative = 1., number of steps used = 1, number of rules used = 1, integrand size = 1, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 1., Rules used = {8} \[ -2 x \]
Antiderivative was successfully verified.
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Rule 8
Rubi steps
\begin{align*} \int -2 \, dx &=-2 x\\ \end{align*}
Mathematica [A] time = 0.0000265, size = 3, normalized size = 1. \[ -2 x \]
Antiderivative was successfully verified.
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Maple [A] time = 0., size = 4, normalized size = 1.3 \begin{align*} -2\,x \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A] time = 0.94299, size = 4, normalized size = 1.33 \begin{align*} -2 \, x \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A] time = 1.63651, size = 8, normalized size = 2.67 \begin{align*} -2 x \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [A] time = 0.016675, size = 3, normalized size = 1. \begin{align*} - 2 x \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A] time = 1.08113, size = 4, normalized size = 1.33 \begin{align*} -2 \, x \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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