Integrand size = 31, antiderivative size = 115 \[ \int \frac {\left (1+2 x^2\right ) \sqrt [3]{x+2 x^3}}{x^4 \left (1+2 x^4\right )} \, dx=-\frac {3 \left (1+10 x^2\right ) \sqrt [3]{x+2 x^3}}{8 x^3}+\frac {1}{2} \text {RootSum}\left [6-4 \text {$\#$1}^3+\text {$\#$1}^6\&,\frac {-6 \log (x)+6 \log \left (\sqrt [3]{x+2 x^3}-x \text {$\#$1}\right )+\log (x) \text {$\#$1}^3-\log \left (\sqrt [3]{x+2 x^3}-x \text {$\#$1}\right ) \text {$\#$1}^3}{-2 \text {$\#$1}^2+\text {$\#$1}^5}\&\right ] \]
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Result contains complex when optimal does not.
Time = 1.11 (sec) , antiderivative size = 1018, normalized size of antiderivative = 8.85, number of steps used = 22, number of rules used = 13, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.419, Rules used = {2081, 1284, 1505, 1535, 270, 6857, 283, 337, 21, 1543, 488, 598, 503} \[ \int \frac {\left (1+2 x^2\right ) \sqrt [3]{x+2 x^3}}{x^4 \left (1+2 x^4\right )} \, dx=-\frac {3 \sqrt [3]{2 x^3+x} \left (2 x^2+1\right )}{8 x^3}-\frac {3 \sqrt [3]{2 x^3+x}}{x}+\frac {\left (3+2 i \sqrt {2}\right ) \sqrt [3]{2 x^3+x} \arctan \left (\frac {\frac {2 \sqrt [3]{2} x^{2/3}}{\sqrt [3]{2 x^2+1}}+1}{\sqrt {3}}\right )}{2^{2/3} \sqrt {3} \sqrt [3]{x} \sqrt [3]{2 x^2+1}}+\frac {\left (3-2 i \sqrt {2}\right ) \sqrt [3]{2 x^3+x} \arctan \left (\frac {\frac {2 \sqrt [3]{2} x^{2/3}}{\sqrt [3]{2 x^2+1}}+1}{\sqrt {3}}\right )}{2^{2/3} \sqrt {3} \sqrt [3]{x} \sqrt [3]{2 x^2+1}}-\frac {\sqrt [3]{2} \sqrt {3} \sqrt [3]{2 x^3+x} \arctan \left (\frac {\frac {2 \sqrt [3]{2} x^{2/3}}{\sqrt [3]{2 x^2+1}}+1}{\sqrt {3}}\right )}{\sqrt [3]{x} \sqrt [3]{2 x^2+1}}-\frac {\sqrt {3} \left (1-2 i \sqrt {2}\right ) \sqrt [3]{2 x^3+x} \arctan \left (\frac {\frac {2 \sqrt [3]{2-i \sqrt {2}} x^{2/3}}{\sqrt [3]{2 x^2+1}}+1}{\sqrt {3}}\right )}{2 \left (2-i \sqrt {2}\right )^{2/3} \sqrt [3]{x} \sqrt [3]{2 x^2+1}}-\frac {\sqrt {3} \left (1+2 i \sqrt {2}\right ) \sqrt [3]{2 x^3+x} \arctan \left (\frac {\frac {2 \sqrt [3]{2+i \sqrt {2}} x^{2/3}}{\sqrt [3]{2 x^2+1}}+1}{\sqrt {3}}\right )}{2 \left (2+i \sqrt {2}\right )^{2/3} \sqrt [3]{x} \sqrt [3]{2 x^2+1}}+\frac {\left (1-2 i \sqrt {2}\right ) \sqrt [3]{2 x^3+x} \log \left (i-\sqrt {2} x^2\right )}{4 \left (2-i \sqrt {2}\right )^{2/3} \sqrt [3]{x} \sqrt [3]{2 x^2+1}}+\frac {\left (1+2 i \sqrt {2}\right ) \sqrt [3]{2 x^3+x} \log \left (\sqrt {2} x^2+i\right )}{4 \left (2+i \sqrt {2}\right )^{2/3} \sqrt [3]{x} \sqrt [3]{2 x^2+1}}+\frac {\left (3+2 i \sqrt {2}\right ) \sqrt [3]{2 x^3+x} \log \left (\sqrt [3]{2} x^{2/3}-\sqrt [3]{2 x^2+1}\right )}{2\ 2^{2/3} \sqrt [3]{x} \sqrt [3]{2 x^2+1}}+\frac {\left (3-2 i \sqrt {2}\right ) \sqrt [3]{2 x^3+x} \log \left (\sqrt [3]{2} x^{2/3}-\sqrt [3]{2 x^2+1}\right )}{2\ 2^{2/3} \sqrt [3]{x} \sqrt [3]{2 x^2+1}}-\frac {3 \sqrt [3]{2 x^3+x} \log \left (\sqrt [3]{2} x^{2/3}-\sqrt [3]{2 x^2+1}\right )}{2^{2/3} \sqrt [3]{x} \sqrt [3]{2 x^2+1}}-\frac {3 \left (1-2 i \sqrt {2}\right ) \sqrt [3]{2 x^3+x} \log \left (\sqrt [3]{2-i \sqrt {2}} x^{2/3}-\sqrt [3]{2 x^2+1}\right )}{4 \left (2-i \sqrt {2}\right )^{2/3} \sqrt [3]{x} \sqrt [3]{2 x^2+1}}-\frac {3 \left (1+2 i \sqrt {2}\right ) \sqrt [3]{2 x^3+x} \log \left (\sqrt [3]{2+i \sqrt {2}} x^{2/3}-\sqrt [3]{2 x^2+1}\right )}{4 \left (2+i \sqrt {2}\right )^{2/3} \sqrt [3]{x} \sqrt [3]{2 x^2+1}} \]
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Rule 21
Rule 270
Rule 283
Rule 337
Rule 488
Rule 503
Rule 598
Rule 1284
Rule 1505
Rule 1535
Rule 1543
Rule 2081
Rule 6857
Rubi steps \begin{align*} \text {integral}& = \frac {\sqrt [3]{x+2 x^3} \int \frac {\left (1+2 x^2\right )^{4/3}}{x^{11/3} \left (1+2 x^4\right )} \, dx}{\sqrt [3]{x} \sqrt [3]{1+2 x^2}} \\ & = \frac {\left (3 \sqrt [3]{x+2 x^3}\right ) \text {Subst}\left (\int \frac {\left (1+2 x^6\right )^{4/3}}{x^9 \left (1+2 x^{12}\right )} \, dx,x,\sqrt [3]{x}\right )}{\sqrt [3]{x} \sqrt [3]{1+2 x^2}} \\ & = \frac {\left (3 \sqrt [3]{x+2 x^3}\right ) \text {Subst}\left (\int \frac {\left (1+2 x^3\right )^{4/3}}{x^5 \left (1+2 x^6\right )} \, dx,x,x^{2/3}\right )}{2 \sqrt [3]{x} \sqrt [3]{1+2 x^2}} \\ & = \frac {\left (3 \sqrt [3]{x+2 x^3}\right ) \text {Subst}\left (\int \frac {\sqrt [3]{1+2 x^3}}{x^5} \, dx,x,x^{2/3}\right )}{2 \sqrt [3]{x} \sqrt [3]{1+2 x^2}}+\frac {\left (3 \sqrt [3]{x+2 x^3}\right ) \text {Subst}\left (\int \frac {\left (2-2 x^3\right ) \sqrt [3]{1+2 x^3}}{x^2 \left (1+2 x^6\right )} \, dx,x,x^{2/3}\right )}{2 \sqrt [3]{x} \sqrt [3]{1+2 x^2}} \\ & = -\frac {3 \left (1+2 x^2\right ) \sqrt [3]{x+2 x^3}}{8 x^3}+\frac {\left (3 \sqrt [3]{x+2 x^3}\right ) \text {Subst}\left (\int \left (\frac {2 \sqrt [3]{1+2 x^3}}{x^2}+\frac {2 x \left (-1-2 x^3\right ) \sqrt [3]{1+2 x^3}}{1+2 x^6}\right ) \, dx,x,x^{2/3}\right )}{2 \sqrt [3]{x} \sqrt [3]{1+2 x^2}} \\ & = -\frac {3 \left (1+2 x^2\right ) \sqrt [3]{x+2 x^3}}{8 x^3}+\frac {\left (3 \sqrt [3]{x+2 x^3}\right ) \text {Subst}\left (\int \frac {\sqrt [3]{1+2 x^3}}{x^2} \, dx,x,x^{2/3}\right )}{\sqrt [3]{x} \sqrt [3]{1+2 x^2}}+\frac {\left (3 \sqrt [3]{x+2 x^3}\right ) \text {Subst}\left (\int \frac {x \left (-1-2 x^3\right ) \sqrt [3]{1+2 x^3}}{1+2 x^6} \, dx,x,x^{2/3}\right )}{\sqrt [3]{x} \sqrt [3]{1+2 x^2}} \\ & = -\frac {3 \sqrt [3]{x+2 x^3}}{x}-\frac {3 \left (1+2 x^2\right ) \sqrt [3]{x+2 x^3}}{8 x^3}-\frac {\left (3 \sqrt [3]{x+2 x^3}\right ) \text {Subst}\left (\int \frac {x \left (1+2 x^3\right )^{4/3}}{1+2 x^6} \, dx,x,x^{2/3}\right )}{\sqrt [3]{x} \sqrt [3]{1+2 x^2}}+\frac {\left (6 \sqrt [3]{x+2 x^3}\right ) \text {Subst}\left (\int \frac {x}{\left (1+2 x^3\right )^{2/3}} \, dx,x,x^{2/3}\right )}{\sqrt [3]{x} \sqrt [3]{1+2 x^2}} \\ & = -\frac {3 \sqrt [3]{x+2 x^3}}{x}-\frac {3 \left (1+2 x^2\right ) \sqrt [3]{x+2 x^3}}{8 x^3}-\frac {\sqrt [3]{2} \sqrt {3} \sqrt [3]{x+2 x^3} \arctan \left (\frac {1+\frac {2 \sqrt [3]{2} x^{2/3}}{\sqrt [3]{1+2 x^2}}}{\sqrt {3}}\right )}{\sqrt [3]{x} \sqrt [3]{1+2 x^2}}-\frac {3 \sqrt [3]{x+2 x^3} \log \left (\sqrt [3]{2} x^{2/3}-\sqrt [3]{1+2 x^2}\right )}{2^{2/3} \sqrt [3]{x} \sqrt [3]{1+2 x^2}}-\frac {\left (3 \sqrt [3]{x+2 x^3}\right ) \text {Subst}\left (\int \left (-\frac {i x \left (1+2 x^3\right )^{4/3}}{\sqrt {2} \left (-i \sqrt {2}+2 x^3\right )}+\frac {i x \left (1+2 x^3\right )^{4/3}}{\sqrt {2} \left (i \sqrt {2}+2 x^3\right )}\right ) \, dx,x,x^{2/3}\right )}{\sqrt [3]{x} \sqrt [3]{1+2 x^2}} \\ & = -\frac {3 \sqrt [3]{x+2 x^3}}{x}-\frac {3 \left (1+2 x^2\right ) \sqrt [3]{x+2 x^3}}{8 x^3}-\frac {\sqrt [3]{2} \sqrt {3} \sqrt [3]{x+2 x^3} \arctan \left (\frac {1+\frac {2 \sqrt [3]{2} x^{2/3}}{\sqrt [3]{1+2 x^2}}}{\sqrt {3}}\right )}{\sqrt [3]{x} \sqrt [3]{1+2 x^2}}-\frac {3 \sqrt [3]{x+2 x^3} \log \left (\sqrt [3]{2} x^{2/3}-\sqrt [3]{1+2 x^2}\right )}{2^{2/3} \sqrt [3]{x} \sqrt [3]{1+2 x^2}}+\frac {\left (3 i \sqrt [3]{x+2 x^3}\right ) \text {Subst}\left (\int \frac {x \left (1+2 x^3\right )^{4/3}}{-i \sqrt {2}+2 x^3} \, dx,x,x^{2/3}\right )}{\sqrt {2} \sqrt [3]{x} \sqrt [3]{1+2 x^2}}-\frac {\left (3 i \sqrt [3]{x+2 x^3}\right ) \text {Subst}\left (\int \frac {x \left (1+2 x^3\right )^{4/3}}{i \sqrt {2}+2 x^3} \, dx,x,x^{2/3}\right )}{\sqrt {2} \sqrt [3]{x} \sqrt [3]{1+2 x^2}} \\ & = -\frac {3 \sqrt [3]{x+2 x^3}}{x}-\frac {3 \left (1+2 x^2\right ) \sqrt [3]{x+2 x^3}}{8 x^3}-\frac {\sqrt [3]{2} \sqrt {3} \sqrt [3]{x+2 x^3} \arctan \left (\frac {1+\frac {2 \sqrt [3]{2} x^{2/3}}{\sqrt [3]{1+2 x^2}}}{\sqrt {3}}\right )}{\sqrt [3]{x} \sqrt [3]{1+2 x^2}}-\frac {3 \sqrt [3]{x+2 x^3} \log \left (\sqrt [3]{2} x^{2/3}-\sqrt [3]{1+2 x^2}\right )}{2^{2/3} \sqrt [3]{x} \sqrt [3]{1+2 x^2}}-\frac {\left (i \sqrt [3]{x+2 x^3}\right ) \text {Subst}\left (\int \frac {x \left (2 \left (3-2 i \sqrt {2}\right )+4 \left (4-3 i \sqrt {2}\right ) x^3\right )}{\left (1+2 x^3\right )^{2/3} \left (i \sqrt {2}+2 x^3\right )} \, dx,x,x^{2/3}\right )}{2 \sqrt {2} \sqrt [3]{x} \sqrt [3]{1+2 x^2}}+\frac {\left (i \sqrt [3]{x+2 x^3}\right ) \text {Subst}\left (\int \frac {x \left (2 \left (3+2 i \sqrt {2}\right )+4 \left (4+3 i \sqrt {2}\right ) x^3\right )}{\left (1+2 x^3\right )^{2/3} \left (-i \sqrt {2}+2 x^3\right )} \, dx,x,x^{2/3}\right )}{2 \sqrt {2} \sqrt [3]{x} \sqrt [3]{1+2 x^2}} \\ & = -\frac {3 \sqrt [3]{x+2 x^3}}{x}-\frac {3 \left (1+2 x^2\right ) \sqrt [3]{x+2 x^3}}{8 x^3}-\frac {\sqrt [3]{2} \sqrt {3} \sqrt [3]{x+2 x^3} \arctan \left (\frac {1+\frac {2 \sqrt [3]{2} x^{2/3}}{\sqrt [3]{1+2 x^2}}}{\sqrt {3}}\right )}{\sqrt [3]{x} \sqrt [3]{1+2 x^2}}-\frac {3 \sqrt [3]{x+2 x^3} \log \left (\sqrt [3]{2} x^{2/3}-\sqrt [3]{1+2 x^2}\right )}{2^{2/3} \sqrt [3]{x} \sqrt [3]{1+2 x^2}}+\frac {\left (i \sqrt [3]{x+2 x^3}\right ) \text {Subst}\left (\int \left (\frac {2 \left (4+3 i \sqrt {2}\right ) x}{\left (1+2 x^3\right )^{2/3}}+\frac {6 i \left (i+2 \sqrt {2}\right ) x}{\left (1+2 x^3\right )^{2/3} \left (-i \sqrt {2}+2 x^3\right )}\right ) \, dx,x,x^{2/3}\right )}{2 \sqrt {2} \sqrt [3]{x} \sqrt [3]{1+2 x^2}}-\frac {\left (i \sqrt [3]{x+2 x^3}\right ) \text {Subst}\left (\int \left (\frac {2 \left (4-3 i \sqrt {2}\right ) x}{\left (1+2 x^3\right )^{2/3}}-\frac {6 i \left (-i+2 \sqrt {2}\right ) x}{\left (1+2 x^3\right )^{2/3} \left (i \sqrt {2}+2 x^3\right )}\right ) \, dx,x,x^{2/3}\right )}{2 \sqrt {2} \sqrt [3]{x} \sqrt [3]{1+2 x^2}} \\ & = -\frac {3 \sqrt [3]{x+2 x^3}}{x}-\frac {3 \left (1+2 x^2\right ) \sqrt [3]{x+2 x^3}}{8 x^3}-\frac {\sqrt [3]{2} \sqrt {3} \sqrt [3]{x+2 x^3} \arctan \left (\frac {1+\frac {2 \sqrt [3]{2} x^{2/3}}{\sqrt [3]{1+2 x^2}}}{\sqrt {3}}\right )}{\sqrt [3]{x} \sqrt [3]{1+2 x^2}}-\frac {3 \sqrt [3]{x+2 x^3} \log \left (\sqrt [3]{2} x^{2/3}-\sqrt [3]{1+2 x^2}\right )}{2^{2/3} \sqrt [3]{x} \sqrt [3]{1+2 x^2}}-\frac {\left (3 i \left (1-2 i \sqrt {2}\right ) \sqrt [3]{x+2 x^3}\right ) \text {Subst}\left (\int \frac {x}{\left (1+2 x^3\right )^{2/3} \left (-i \sqrt {2}+2 x^3\right )} \, dx,x,x^{2/3}\right )}{\sqrt {2} \sqrt [3]{x} \sqrt [3]{1+2 x^2}}+\frac {\left (3 i \left (1+2 i \sqrt {2}\right ) \sqrt [3]{x+2 x^3}\right ) \text {Subst}\left (\int \frac {x}{\left (1+2 x^3\right )^{2/3} \left (i \sqrt {2}+2 x^3\right )} \, dx,x,x^{2/3}\right )}{\sqrt {2} \sqrt [3]{x} \sqrt [3]{1+2 x^2}}-\frac {\left (i \left (4-3 i \sqrt {2}\right ) \sqrt [3]{x+2 x^3}\right ) \text {Subst}\left (\int \frac {x}{\left (1+2 x^3\right )^{2/3}} \, dx,x,x^{2/3}\right )}{\sqrt {2} \sqrt [3]{x} \sqrt [3]{1+2 x^2}}+\frac {\left (i \left (4+3 i \sqrt {2}\right ) \sqrt [3]{x+2 x^3}\right ) \text {Subst}\left (\int \frac {x}{\left (1+2 x^3\right )^{2/3}} \, dx,x,x^{2/3}\right )}{\sqrt {2} \sqrt [3]{x} \sqrt [3]{1+2 x^2}} \\ & = -\frac {3 \sqrt [3]{x+2 x^3}}{x}-\frac {3 \left (1+2 x^2\right ) \sqrt [3]{x+2 x^3}}{8 x^3}-\frac {\sqrt [3]{2} \sqrt {3} \sqrt [3]{x+2 x^3} \arctan \left (\frac {1+\frac {2 \sqrt [3]{2} x^{2/3}}{\sqrt [3]{1+2 x^2}}}{\sqrt {3}}\right )}{\sqrt [3]{x} \sqrt [3]{1+2 x^2}}+\frac {\left (3-2 i \sqrt {2}\right ) \sqrt [3]{x+2 x^3} \arctan \left (\frac {1+\frac {2 \sqrt [3]{2} x^{2/3}}{\sqrt [3]{1+2 x^2}}}{\sqrt {3}}\right )}{2^{2/3} \sqrt {3} \sqrt [3]{x} \sqrt [3]{1+2 x^2}}+\frac {\left (3+2 i \sqrt {2}\right ) \sqrt [3]{x+2 x^3} \arctan \left (\frac {1+\frac {2 \sqrt [3]{2} x^{2/3}}{\sqrt [3]{1+2 x^2}}}{\sqrt {3}}\right )}{2^{2/3} \sqrt {3} \sqrt [3]{x} \sqrt [3]{1+2 x^2}}-\frac {\sqrt {3} \left (1-2 i \sqrt {2}\right ) \sqrt [3]{x+2 x^3} \arctan \left (\frac {1+\frac {2 \sqrt [3]{2-i \sqrt {2}} x^{2/3}}{\sqrt [3]{1+2 x^2}}}{\sqrt {3}}\right )}{2 \left (2-i \sqrt {2}\right )^{2/3} \sqrt [3]{x} \sqrt [3]{1+2 x^2}}-\frac {\sqrt {3} \left (1+2 i \sqrt {2}\right ) \sqrt [3]{x+2 x^3} \arctan \left (\frac {1+\frac {2 \sqrt [3]{2+i \sqrt {2}} x^{2/3}}{\sqrt [3]{1+2 x^2}}}{\sqrt {3}}\right )}{2 \left (2+i \sqrt {2}\right )^{2/3} \sqrt [3]{x} \sqrt [3]{1+2 x^2}}+\frac {\left (1-2 i \sqrt {2}\right ) \sqrt [3]{x+2 x^3} \log \left (i-\sqrt {2} x^2\right )}{4 \left (2-i \sqrt {2}\right )^{2/3} \sqrt [3]{x} \sqrt [3]{1+2 x^2}}+\frac {\left (1+2 i \sqrt {2}\right ) \sqrt [3]{x+2 x^3} \log \left (i+\sqrt {2} x^2\right )}{4 \left (2+i \sqrt {2}\right )^{2/3} \sqrt [3]{x} \sqrt [3]{1+2 x^2}}-\frac {3 \sqrt [3]{x+2 x^3} \log \left (\sqrt [3]{2} x^{2/3}-\sqrt [3]{1+2 x^2}\right )}{2^{2/3} \sqrt [3]{x} \sqrt [3]{1+2 x^2}}+\frac {\left (3-2 i \sqrt {2}\right ) \sqrt [3]{x+2 x^3} \log \left (\sqrt [3]{2} x^{2/3}-\sqrt [3]{1+2 x^2}\right )}{2\ 2^{2/3} \sqrt [3]{x} \sqrt [3]{1+2 x^2}}+\frac {\left (3+2 i \sqrt {2}\right ) \sqrt [3]{x+2 x^3} \log \left (\sqrt [3]{2} x^{2/3}-\sqrt [3]{1+2 x^2}\right )}{2\ 2^{2/3} \sqrt [3]{x} \sqrt [3]{1+2 x^2}}-\frac {3 \left (1-2 i \sqrt {2}\right ) \sqrt [3]{x+2 x^3} \log \left (\sqrt [3]{2-i \sqrt {2}} x^{2/3}-\sqrt [3]{1+2 x^2}\right )}{4 \left (2-i \sqrt {2}\right )^{2/3} \sqrt [3]{x} \sqrt [3]{1+2 x^2}}-\frac {3 \left (1+2 i \sqrt {2}\right ) \sqrt [3]{x+2 x^3} \log \left (\sqrt [3]{2+i \sqrt {2}} x^{2/3}-\sqrt [3]{1+2 x^2}\right )}{4 \left (2+i \sqrt {2}\right )^{2/3} \sqrt [3]{x} \sqrt [3]{1+2 x^2}} \\ \end{align*}
Time = 3.23 (sec) , antiderivative size = 151, normalized size of antiderivative = 1.31 \[ \int \frac {\left (1+2 x^2\right ) \sqrt [3]{x+2 x^3}}{x^4 \left (1+2 x^4\right )} \, dx=\frac {\sqrt [3]{x+2 x^3} \left (-9 \sqrt [3]{1+2 x^2} \left (1+10 x^2\right )+4 x^{8/3} \text {RootSum}\left [6-4 \text {$\#$1}^3+\text {$\#$1}^6\&,\frac {-12 \log (x)+18 \log \left (\sqrt [3]{1+2 x^2}-x^{2/3} \text {$\#$1}\right )+2 \log (x) \text {$\#$1}^3-3 \log \left (\sqrt [3]{1+2 x^2}-x^{2/3} \text {$\#$1}\right ) \text {$\#$1}^3}{-2 \text {$\#$1}^2+\text {$\#$1}^5}\&\right ]\right )}{24 x^3 \sqrt [3]{1+2 x^2}} \]
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Time = 160.70 (sec) , antiderivative size = 78, normalized size of antiderivative = 0.68
method | result | size |
pseudoelliptic | \(\frac {\left (-30 x^{2}-3\right ) \left (2 x^{3}+x \right )^{\frac {1}{3}}-4 \left (\munderset {\textit {\_R} =\operatorname {RootOf}\left (\textit {\_Z}^{6}-4 \textit {\_Z}^{3}+6\right )}{\sum }\frac {\left (\textit {\_R}^{3}-6\right ) \ln \left (\frac {-\textit {\_R} x +\left (2 x^{3}+x \right )^{\frac {1}{3}}}{x}\right )}{\textit {\_R}^{2} \left (\textit {\_R}^{3}-2\right )}\right ) x^{3}}{8 x^{3}}\) | \(78\) |
trager | \(\text {Expression too large to display}\) | \(10612\) |
risch | \(\text {Expression too large to display}\) | \(19706\) |
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Exception generated. \[ \int \frac {\left (1+2 x^2\right ) \sqrt [3]{x+2 x^3}}{x^4 \left (1+2 x^4\right )} \, dx=\text {Exception raised: TypeError} \]
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Not integrable
Time = 2.37 (sec) , antiderivative size = 29, normalized size of antiderivative = 0.25 \[ \int \frac {\left (1+2 x^2\right ) \sqrt [3]{x+2 x^3}}{x^4 \left (1+2 x^4\right )} \, dx=\int \frac {\sqrt [3]{x \left (2 x^{2} + 1\right )} \left (2 x^{2} + 1\right )}{x^{4} \cdot \left (2 x^{4} + 1\right )}\, dx \]
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Not integrable
Time = 0.25 (sec) , antiderivative size = 31, normalized size of antiderivative = 0.27 \[ \int \frac {\left (1+2 x^2\right ) \sqrt [3]{x+2 x^3}}{x^4 \left (1+2 x^4\right )} \, dx=\int { \frac {{\left (2 \, x^{3} + x\right )}^{\frac {1}{3}} {\left (2 \, x^{2} + 1\right )}}{{\left (2 \, x^{4} + 1\right )} x^{4}} \,d x } \]
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Exception generated. \[ \int \frac {\left (1+2 x^2\right ) \sqrt [3]{x+2 x^3}}{x^4 \left (1+2 x^4\right )} \, dx=\text {Exception raised: TypeError} \]
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Not integrable
Time = 5.88 (sec) , antiderivative size = 31, normalized size of antiderivative = 0.27 \[ \int \frac {\left (1+2 x^2\right ) \sqrt [3]{x+2 x^3}}{x^4 \left (1+2 x^4\right )} \, dx=\int \frac {{\left (2\,x^3+x\right )}^{1/3}\,\left (2\,x^2+1\right )}{x^4\,\left (2\,x^4+1\right )} \,d x \]
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