Optimal. Leaf size=4 \[ \text {Si}\left (e^x\right ) \]
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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 = 4, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.500, Rules used = {2320, 3380}
\begin {gather*} \text {Si}\left (e^x\right ) \end {gather*}
Antiderivative was successfully verified.
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Rule 2320
Rule 3380
Rubi steps
\begin {align*} \int \sin \left (e^x\right ) \, dx &=\text {Subst}\left (\int \frac {\sin (x)}{x} \, dx,x,e^x\right )\\ &=\text {Si}\left (e^x\right )\\ \end {align*}
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Mathematica [A]
time = 0.01, size = 4, normalized size = 1.00 \begin {gather*} \text {Si}\left (e^x\right ) \end {gather*}
Antiderivative was successfully verified.
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Maple [A]
time = 0.02, size = 4, normalized size = 1.00
method | result | size |
derivativedivides | \(\sinIntegral \left ({\mathrm e}^{x}\right )\) | \(4\) |
default | \(\sinIntegral \left ({\mathrm e}^{x}\right )\) | \(4\) |
risch | \(-\frac {\pi \,\mathrm {csgn}\left ({\mathrm e}^{x}\right )}{2}+\sinIntegral \left ({\mathrm e}^{x}\right )\) | \(11\) |
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [C] Result contains complex when optimal does not.
time = 1.23, size = 15, normalized size = 3.75 \begin {gather*} -\frac {1}{2} i \, {\rm Ei}\left (i \, e^{x}\right ) + \frac {1}{2} i \, {\rm Ei}\left (-i \, e^{x}\right ) \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A]
time = 0.65, size = 3, normalized size = 0.75 \begin {gather*} \operatorname {Si}\left (e^{x}\right ) \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [A]
time = 0.32, size = 3, normalized size = 0.75 \begin {gather*} \operatorname {Si}{\left (e^{x} \right )} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A]
time = 0.48, size = 3, normalized size = 0.75 \begin {gather*} \operatorname {Si}\left (e^{x}\right ) \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Mupad [F]
time = 0.00, size = -1, normalized size = -0.25 \begin {gather*} \mathrm {sinint}\left ({\mathrm {e}}^x\right ) \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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