Optimal. Leaf size=292 \[ \frac {\left (1+\sqrt {3}\right ) \sqrt {a x^3} \sqrt {1+x^3}}{x \left (1+\left (1+\sqrt {3}\right ) x\right )}-\frac {\sqrt [4]{3} \sqrt {a x^3} (1+x) \sqrt {\frac {1-x+x^2}{\left (1+\left (1+\sqrt {3}\right ) x\right )^2}} E\left (\cos ^{-1}\left (\frac {1+\left (1-\sqrt {3}\right ) x}{1+\left (1+\sqrt {3}\right ) x}\right )|\frac {1}{4} \left (2+\sqrt {3}\right )\right )}{x \sqrt {\frac {x (1+x)}{\left (1+\left (1+\sqrt {3}\right ) x\right )^2}} \sqrt {1+x^3}}-\frac {\left (1-\sqrt {3}\right ) \sqrt {a x^3} (1+x) \sqrt {\frac {1-x+x^2}{\left (1+\left (1+\sqrt {3}\right ) x\right )^2}} F\left (\cos ^{-1}\left (\frac {1+\left (1-\sqrt {3}\right ) x}{1+\left (1+\sqrt {3}\right ) x}\right )|\frac {1}{4} \left (2+\sqrt {3}\right )\right )}{2 \sqrt [4]{3} x \sqrt {\frac {x (1+x)}{\left (1+\left (1+\sqrt {3}\right ) x\right )^2}} \sqrt {1+x^3}} \]
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Rubi [A]
time = 0.18, antiderivative size = 292, normalized size of antiderivative = 1.00, number of steps
used = 5, number of rules used = 5, integrand size = 19, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.263, Rules used = {15, 335, 314,
231, 1895} \begin {gather*} -\frac {\left (1-\sqrt {3}\right ) (x+1) \sqrt {\frac {x^2-x+1}{\left (\left (1+\sqrt {3}\right ) x+1\right )^2}} \sqrt {a x^3} F\left (\text {ArcCos}\left (\frac {\left (1-\sqrt {3}\right ) x+1}{\left (1+\sqrt {3}\right ) x+1}\right )|\frac {1}{4} \left (2+\sqrt {3}\right )\right )}{2 \sqrt [4]{3} x \sqrt {\frac {x (x+1)}{\left (\left (1+\sqrt {3}\right ) x+1\right )^2}} \sqrt {x^3+1}}-\frac {\sqrt [4]{3} (x+1) \sqrt {\frac {x^2-x+1}{\left (\left (1+\sqrt {3}\right ) x+1\right )^2}} \sqrt {a x^3} E\left (\text {ArcCos}\left (\frac {\left (1-\sqrt {3}\right ) x+1}{\left (1+\sqrt {3}\right ) x+1}\right )|\frac {1}{4} \left (2+\sqrt {3}\right )\right )}{x \sqrt {\frac {x (x+1)}{\left (\left (1+\sqrt {3}\right ) x+1\right )^2}} \sqrt {x^3+1}}+\frac {\left (1+\sqrt {3}\right ) \sqrt {x^3+1} \sqrt {a x^3}}{x \left (\left (1+\sqrt {3}\right ) x+1\right )} \end {gather*}
Antiderivative was successfully verified.
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Rule 15
Rule 231
Rule 314
Rule 335
Rule 1895
Rubi steps
\begin {align*} \int \frac {\sqrt {a x^3}}{\sqrt {1+x^3}} \, dx &=\frac {\sqrt {a x^3} \int \frac {x^{3/2}}{\sqrt {1+x^3}} \, dx}{x^{3/2}}\\ &=\frac {\left (2 \sqrt {a x^3}\right ) \text {Subst}\left (\int \frac {x^4}{\sqrt {1+x^6}} \, dx,x,\sqrt {x}\right )}{x^{3/2}}\\ &=-\frac {\sqrt {a x^3} \text {Subst}\left (\int \frac {-1+\sqrt {3}-2 x^4}{\sqrt {1+x^6}} \, dx,x,\sqrt {x}\right )}{x^{3/2}}+\frac {\left (\left (-1+\sqrt {3}\right ) \sqrt {a x^3}\right ) \text {Subst}\left (\int \frac {1}{\sqrt {1+x^6}} \, dx,x,\sqrt {x}\right )}{x^{3/2}}\\ &=\frac {\left (1+\sqrt {3}\right ) \sqrt {a x^3} \sqrt {1+x^3}}{x \left (1+\left (1+\sqrt {3}\right ) x\right )}-\frac {\sqrt [4]{3} \sqrt {a x^3} (1+x) \sqrt {\frac {1-x+x^2}{\left (1+\left (1+\sqrt {3}\right ) x\right )^2}} E\left (\cos ^{-1}\left (\frac {1+\left (1-\sqrt {3}\right ) x}{1+\left (1+\sqrt {3}\right ) x}\right )|\frac {1}{4} \left (2+\sqrt {3}\right )\right )}{x \sqrt {\frac {x (1+x)}{\left (1+\left (1+\sqrt {3}\right ) x\right )^2}} \sqrt {1+x^3}}-\frac {\left (1-\sqrt {3}\right ) \sqrt {a x^3} (1+x) \sqrt {\frac {1-x+x^2}{\left (1+\left (1+\sqrt {3}\right ) x\right )^2}} F\left (\cos ^{-1}\left (\frac {1+\left (1-\sqrt {3}\right ) x}{1+\left (1+\sqrt {3}\right ) x}\right )|\frac {1}{4} \left (2+\sqrt {3}\right )\right )}{2 \sqrt [4]{3} x \sqrt {\frac {x (1+x)}{\left (1+\left (1+\sqrt {3}\right ) x\right )^2}} \sqrt {1+x^3}}\\ \end {align*}
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Mathematica [C] Result contains higher order function than in optimal. Order 5 vs. order 4 in
optimal.
time = 10.02, size = 29, normalized size = 0.10 \begin {gather*} \frac {2}{5} x \sqrt {a x^3} \, _2F_1\left (\frac {1}{2},\frac {5}{6};\frac {11}{6};-x^3\right ) \end {gather*}
Antiderivative was successfully verified.
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Maple [C] Result contains complex when optimal does not.
time = 0.43, size = 1521, normalized size = 5.21
method | result | size |
meijerg | \(\frac {2 \sqrt {a \,x^{3}}\, x \hypergeom \left (\left [\frac {1}{2}, \frac {5}{6}\right ], \left [\frac {11}{6}\right ], -x^{3}\right )}{5}\) | \(22\) |
default | \(\text {Expression too large to display}\) | \(1521\) |
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [F]
time = 0.00, size = 0, normalized size = 0.00 \begin {gather*} \text {Failed to integrate} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [F]
time = 0.00, size = 0, normalized size = 0.00 \begin {gather*} \text {could not integrate} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [F]
time = 0.00, size = 0, normalized size = 0.00 \begin {gather*} \int \frac {\sqrt {a x^{3}}}{\sqrt {\left (x + 1\right ) \left (x^{2} - x + 1\right )}}\, dx \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [F]
time = 0.00, size = 0, normalized size = 0.00 \begin {gather*} \text {could not integrate} \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 = -0.00 \begin {gather*} \int \frac {\sqrt {a\,x^3}}{\sqrt {x^3+1}} \,d x \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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