Optimal. Leaf size=22 \[ \sqrt {1-e^{2 x}}+e^x \text {ArcSin}\left (e^x\right ) \]
[Out]
________________________________________________________________________________________
Rubi [A]
time = 0.02, antiderivative size = 22, normalized size of antiderivative = 1.00, number of steps
used = 3, number of rules used = 4, integrand size = 8, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.500, Rules used = {2225, 4928,
2278, 32} \begin {gather*} e^x \text {ArcSin}\left (e^x\right )+\sqrt {1-e^{2 x}} \end {gather*}
Antiderivative was successfully verified.
[In]
[Out]
Rule 32
Rule 2225
Rule 2278
Rule 4928
Rubi steps
\begin {align*} \int e^x \sin ^{-1}\left (e^x\right ) \, dx &=e^x \sin ^{-1}\left (e^x\right )-\int \frac {e^{2 x}}{\sqrt {1-e^{2 x}}} \, dx\\ &=e^x \sin ^{-1}\left (e^x\right )-\frac {1}{2} \text {Subst}\left (\int \frac {1}{\sqrt {1-x}} \, dx,x,e^{2 x}\right )\\ &=\sqrt {1-e^{2 x}}+e^x \sin ^{-1}\left (e^x\right )\\ \end {align*}
________________________________________________________________________________________
Mathematica [A]
time = 0.01, size = 22, normalized size = 1.00 \begin {gather*} \sqrt {1-e^{2 x}}+e^x \text {ArcSin}\left (e^x\right ) \end {gather*}
Antiderivative was successfully verified.
[In]
[Out]
________________________________________________________________________________________
Maple [A]
time = 0.02, size = 18, normalized size = 0.82
method | result | size |
derivativedivides | \({\mathrm e}^{x} \arcsin \left ({\mathrm e}^{x}\right )+\sqrt {1-{\mathrm e}^{2 x}}\) | \(18\) |
default | \({\mathrm e}^{x} \arcsin \left ({\mathrm e}^{x}\right )+\sqrt {1-{\mathrm e}^{2 x}}\) | \(18\) |
Verification of antiderivative is not currently implemented for this CAS.
[In]
[Out]
________________________________________________________________________________________
Maxima [A]
time = 0.48, size = 17, normalized size = 0.77 \begin {gather*} \arcsin \left (e^{x}\right ) e^{x} + \sqrt {-e^{\left (2 \, x\right )} + 1} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
[In]
[Out]
________________________________________________________________________________________
Fricas [A]
time = 2.74, size = 17, normalized size = 0.77 \begin {gather*} \arcsin \left (e^{x}\right ) e^{x} + \sqrt {-e^{\left (2 \, x\right )} + 1} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
[In]
[Out]
________________________________________________________________________________________
Sympy [A]
time = 0.21, size = 17, normalized size = 0.77 \begin {gather*} \sqrt {1 - e^{2 x}} + e^{x} \operatorname {asin}{\left (e^{x} \right )} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
[In]
[Out]
________________________________________________________________________________________
Giac [A]
time = 0.39, size = 17, normalized size = 0.77 \begin {gather*} \arcsin \left (e^{x}\right ) e^{x} + \sqrt {-e^{\left (2 \, x\right )} + 1} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
[In]
[Out]
________________________________________________________________________________________
Mupad [B]
time = 0.34, size = 17, normalized size = 0.77 \begin {gather*} \sqrt {1-{\mathrm {e}}^{2\,x}}+\mathrm {asin}\left ({\mathrm {e}}^x\right )\,{\mathrm {e}}^x \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
[In]
[Out]
________________________________________________________________________________________