Optimal. Leaf size=16 \[ -100. e^{-0.1 x}-10. e^{-0.1 x} x \]
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Rubi [A]
time = 0.01, antiderivative size = 16, normalized size of antiderivative = 1.00, number of steps
used = 2, number of rules used = 2, integrand size = 7, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.286, Rules used = {2207, 2225}
\begin {gather*} -10. e^{-0.1 x} x-100. e^{-0.1 x} \end {gather*}
Antiderivative was successfully verified.
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Rule 2207
Rule 2225
Rubi steps
\begin {align*} \int e^{-0.1 x} x \, dx &=-10. e^{-0.1 x} x+10. \int e^{-0.1 x} \, dx\\ &=-100. e^{-0.1 x}-10. e^{-0.1 x} x\\ \end {align*}
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Mathematica [A]
time = 0.00, size = 11, normalized size = 0.69 \begin {gather*} e^{-0.1 x} (-100.-10. x) \end {gather*}
Antiderivative was successfully verified.
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Maple [A]
time = 0.01, size = 15, normalized size = 0.94
method | result | size |
gosper | \(- 10.0 \left (x + 10.0\right ) {\mathrm e}^{- 0.1000000000 x}\) | \(10\) |
risch | \(\left (- 100.0- 10.0 x \right ) {\mathrm e}^{- 0.1000000000 x}\) | \(11\) |
meijerg | \( 100.0- 50.0 \left ( 2.0+ 0.2000000000 x \right ) {\mathrm e}^{- 0.1000000000 x}\) | \(14\) |
derivativedivides | \(- 10.0 \,{\mathrm e}^{- 0.1000000000 x} x - 100.0 \,{\mathrm e}^{- 0.1000000000 x}\) | \(15\) |
default | \(- 10.0 \,{\mathrm e}^{- 0.1000000000 x} x - 100.0 \,{\mathrm e}^{- 0.1000000000 x}\) | \(15\) |
norman | \(- 10.0 \,{\mathrm e}^{- 0.1000000000 x} x - 100.0 \,{\mathrm e}^{- 0.1000000000 x}\) | \(15\) |
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A]
time = 0.28, size = 9, normalized size = 0.56 \begin {gather*} -10 \, {\left (x + 10\right )} e^{\left (-\frac {1}{10} \, x\right )} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [F(-2)]
time = 0.00, size = 0, normalized size = 0.00 \begin {gather*} \text {Exception raised: TypeError} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [A]
time = 0.03, size = 10, normalized size = 0.62 \begin {gather*} 1.0 \left (- 10.0 x - 100.0\right ) e^{- 0.1 x} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A]
time = 3.03, size = 10, normalized size = 0.62 \begin {gather*} {\left (-10.0000000000000 \, x - 100.000000000000\right )} e^{\left (-0.100000000000000 \, x\right )} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Mupad [B]
time = 0.03, size = 9, normalized size = 0.56 \begin {gather*} -10\,{\mathrm {e}}^{-0.1\,x}\,\left (x+10.0\right ) \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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