Optimal. Leaf size=84 \[ \frac {2 d^x \cos (x) \log (d)}{\left (1+\log ^2(d)\right )^2}-\frac {d^x x \cos (x)}{1+\log ^2(d)}+\frac {d^x \sin (x)}{\left (1+\log ^2(d)\right )^2}-\frac {d^x \log ^2(d) \sin (x)}{\left (1+\log ^2(d)\right )^2}+\frac {d^x x \log (d) \sin (x)}{1+\log ^2(d)} \]
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Rubi [A]
time = 0.03, antiderivative size = 84, normalized size of antiderivative = 1.00, number of steps
used = 4, number of rules used = 3, integrand size = 7, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.429, Rules used = {4517, 4553,
4518} \begin {gather*} \frac {x d^x \log (d) \sin (x)}{\log ^2(d)+1}-\frac {d^x \log ^2(d) \sin (x)}{\left (\log ^2(d)+1\right )^2}+\frac {d^x \sin (x)}{\left (\log ^2(d)+1\right )^2}-\frac {x d^x \cos (x)}{\log ^2(d)+1}+\frac {2 d^x \log (d) \cos (x)}{\left (\log ^2(d)+1\right )^2} \end {gather*}
Antiderivative was successfully verified.
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Rule 4517
Rule 4518
Rule 4553
Rubi steps
\begin {align*} \int d^x x \sin (x) \, dx &=-\frac {d^x x \cos (x)}{1+\log ^2(d)}+\frac {d^x x \log (d) \sin (x)}{1+\log ^2(d)}-\int \left (-\frac {d^x \cos (x)}{1+\log ^2(d)}+\frac {d^x \log (d) \sin (x)}{1+\log ^2(d)}\right ) \, dx\\ &=-\frac {d^x x \cos (x)}{1+\log ^2(d)}+\frac {d^x x \log (d) \sin (x)}{1+\log ^2(d)}+\frac {\int d^x \cos (x) \, dx}{1+\log ^2(d)}-\frac {\log (d) \int d^x \sin (x) \, dx}{1+\log ^2(d)}\\ &=\frac {2 d^x \cos (x) \log (d)}{\left (1+\log ^2(d)\right )^2}-\frac {d^x x \cos (x)}{1+\log ^2(d)}+\frac {d^x \sin (x)}{\left (1+\log ^2(d)\right )^2}-\frac {d^x \log ^2(d) \sin (x)}{\left (1+\log ^2(d)\right )^2}+\frac {d^x x \log (d) \sin (x)}{1+\log ^2(d)}\\ \end {align*}
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Mathematica [A]
time = 0.04, size = 50, normalized size = 0.60 \begin {gather*} \frac {d^x \left (-\cos (x) \left (x-2 \log (d)+x \log ^2(d)\right )+\left (1+x \log (d)-\log ^2(d)+x \log ^3(d)\right ) \sin (x)\right )}{\left (1+\log ^2(d)\right )^2} \end {gather*}
Antiderivative was successfully verified.
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Mathics [C] Result contains higher order function than in optimal. Order 9 vs. order 3 in
optimal.
time = 3.64, size = 249, normalized size = 2.96 \begin {gather*} \text {Piecewise}\left [\left \{\left \{\frac {\left (-x \text {Cos}\left [x\right ]+I x \text {Sin}\left [x\right ]-I x^2 \text {Cos}\left [x\right ]+x^2 \text {Sin}\left [x\right ]+I \text {Cos}\left [x\right ]\right ) E^{-I x}}{4},d\text {==}E^{-I}\right \},\left \{\frac {\left (-x \text {Cos}\left [x\right ]-I x \text {Sin}\left [x\right ]+I x^2 \text {Cos}\left [x\right ]+x^2 \text {Sin}\left [x\right ]-I \text {Cos}\left [x\right ]\right ) E^{I x}}{4},d\text {==}E^I\right \}\right \},-\frac {x \text {Cos}\left [x\right ] d^x \text {Log}\left [d\right ]^2}{1+\text {Log}\left [d\right ]^4+2 \text {Log}\left [d\right ]^2}-\frac {x \text {Cos}\left [x\right ] d^x}{1+\text {Log}\left [d\right ]^4+2 \text {Log}\left [d\right ]^2}+\frac {x \text {Log}\left [d\right ] d^x \text {Sin}\left [x\right ]}{1+\text {Log}\left [d\right ]^4+2 \text {Log}\left [d\right ]^2}+\frac {x d^x \text {Log}\left [d\right ]^3 \text {Sin}\left [x\right ]}{1+\text {Log}\left [d\right ]^4+2 \text {Log}\left [d\right ]^2}-\frac {d^x \text {Log}\left [d\right ]^2 \text {Sin}\left [x\right ]}{1+\text {Log}\left [d\right ]^4+2 \text {Log}\left [d\right ]^2}+\frac {2 \text {Cos}\left [x\right ] \text {Log}\left [d\right ] d^x}{1+\text {Log}\left [d\right ]^4+2 \text {Log}\left [d\right ]^2}+\frac {d^x \text {Sin}\left [x\right ]}{1+\text {Log}\left [d\right ]^4+2 \text {Log}\left [d\right ]^2}\right ] \end {gather*}
Warning: Unable to verify antiderivative.
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Maple [C] Result contains complex when optimal does not.
time = 0.04, size = 58, normalized size = 0.69
method | result | size |
risch | \(-\frac {i \left (-1+x \ln \left (d \right )+i x \right ) d^{x} {\mathrm e}^{i x}}{2 \left (\ln \left (d \right )+i\right )^{2}}+\frac {i \left (-1+x \ln \left (d \right )-i x \right ) d^{x} {\mathrm e}^{-i x}}{2 \left (\ln \left (d \right )-i\right )^{2}}\) | \(58\) |
norman | \(\frac {\frac {x \,{\mathrm e}^{x \ln \left (d \right )} \left (\tan ^{2}\left (\frac {x}{2}\right )\right )}{1+\ln \left (d \right )^{2}}+\frac {2 \ln \left (d \right ) {\mathrm e}^{x \ln \left (d \right )}}{\left (1+\ln \left (d \right )^{2}\right )^{2}}-\frac {x \,{\mathrm e}^{x \ln \left (d \right )}}{1+\ln \left (d \right )^{2}}-\frac {2 \ln \left (d \right ) {\mathrm e}^{x \ln \left (d \right )} \left (\tan ^{2}\left (\frac {x}{2}\right )\right )}{\left (1+\ln \left (d \right )^{2}\right )^{2}}-\frac {2 \left (\ln \left (d \right )^{2}-1\right ) {\mathrm e}^{x \ln \left (d \right )} \tan \left (\frac {x}{2}\right )}{\left (1+\ln \left (d \right )^{2}\right )^{2}}+\frac {2 \ln \left (d \right ) x \,{\mathrm e}^{x \ln \left (d \right )} \tan \left (\frac {x}{2}\right )}{1+\ln \left (d \right )^{2}}}{1+\tan ^{2}\left (\frac {x}{2}\right )}\) | \(137\) |
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A]
time = 0.27, size = 60, normalized size = 0.71 \begin {gather*} -\frac {{\left ({\left (\log \left (d\right )^{2} + 1\right )} x - 2 \, \log \left (d\right )\right )} d^{x} \cos \left (x\right ) - {\left ({\left (\log \left (d\right )^{3} + \log \left (d\right )\right )} x - \log \left (d\right )^{2} + 1\right )} d^{x} \sin \left (x\right )}{\log \left (d\right )^{4} + 2 \, \log \left (d\right )^{2} + 1} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A]
time = 0.32, size = 60, normalized size = 0.71 \begin {gather*} -\frac {{\left (x \cos \left (x\right ) \log \left (d\right )^{2} + x \cos \left (x\right ) - 2 \, \cos \left (x\right ) \log \left (d\right ) - {\left (x \log \left (d\right )^{3} + x \log \left (d\right ) - \log \left (d\right )^{2} + 1\right )} \sin \left (x\right )\right )} d^{x}}{\log \left (d\right )^{4} + 2 \, \log \left (d\right )^{2} + 1} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [A]
time = 0.51, size = 308, normalized size = 3.67 \begin {gather*} \begin {cases} \frac {x^{2} e^{- i x} \sin {\left (x \right )}}{4} - \frac {i x^{2} e^{- i x} \cos {\left (x \right )}}{4} + \frac {i x e^{- i x} \sin {\left (x \right )}}{4} - \frac {x e^{- i x} \cos {\left (x \right )}}{4} + \frac {i e^{- i x} \cos {\left (x \right )}}{4} & \text {for}\: d = e^{- i} \\\frac {x^{2} e^{i x} \sin {\left (x \right )}}{4} + \frac {i x^{2} e^{i x} \cos {\left (x \right )}}{4} - \frac {i x e^{i x} \sin {\left (x \right )}}{4} - \frac {x e^{i x} \cos {\left (x \right )}}{4} - \frac {i e^{i x} \cos {\left (x \right )}}{4} & \text {for}\: d = e^{i} \\\frac {d^{x} x \log {\left (d \right )}^{3} \sin {\left (x \right )}}{\log {\left (d \right )}^{4} + 2 \log {\left (d \right )}^{2} + 1} - \frac {d^{x} x \log {\left (d \right )}^{2} \cos {\left (x \right )}}{\log {\left (d \right )}^{4} + 2 \log {\left (d \right )}^{2} + 1} + \frac {d^{x} x \log {\left (d \right )} \sin {\left (x \right )}}{\log {\left (d \right )}^{4} + 2 \log {\left (d \right )}^{2} + 1} - \frac {d^{x} x \cos {\left (x \right )}}{\log {\left (d \right )}^{4} + 2 \log {\left (d \right )}^{2} + 1} - \frac {d^{x} \log {\left (d \right )}^{2} \sin {\left (x \right )}}{\log {\left (d \right )}^{4} + 2 \log {\left (d \right )}^{2} + 1} + \frac {2 d^{x} \log {\left (d \right )} \cos {\left (x \right )}}{\log {\left (d \right )}^{4} + 2 \log {\left (d \right )}^{2} + 1} + \frac {d^{x} \sin {\left (x \right )}}{\log {\left (d \right )}^{4} + 2 \log {\left (d \right )}^{2} + 1} & \text {otherwise} \end {cases} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [C] Result contains complex when optimal does not.
time = 0.00, size = 1369, normalized size = 16.30
result too large to display
Verification of antiderivative is not currently implemented for this CAS.
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Mupad [B]
time = 0.28, size = 57, normalized size = 0.68 \begin {gather*} \frac {d^x\,\left (\sin \left (x\right )+2\,\ln \left (d\right )\,\cos \left (x\right )-{\ln \left (d\right )}^2\,\sin \left (x\right )-x\,\cos \left (x\right )+x\,\ln \left (d\right )\,\sin \left (x\right )-x\,{\ln \left (d\right )}^2\,\cos \left (x\right )+x\,{\ln \left (d\right )}^3\,\sin \left (x\right )\right )}{{\left ({\ln \left (d\right )}^2+1\right )}^2} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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