Integrand size = 30, antiderivative size = 190 \[ \int \frac {\sqrt [4]{x^3+x^5} \left (1+x^4+x^8\right )}{x^4 \left (-1+x^4\right )} \, dx=\frac {4 \left (1+2 x^2+x^4\right ) \sqrt [4]{x^3+x^5}}{9 x^3}+\frac {3 \arctan \left (\frac {\sqrt [4]{2} x}{\sqrt [4]{x^3+x^5}}\right )}{2\ 2^{3/4}}-\frac {3 \arctan \left (\frac {2^{3/4} x \sqrt [4]{x^3+x^5}}{\sqrt {2} x^2-\sqrt {x^3+x^5}}\right )}{4 \sqrt [4]{2}}-\frac {3 \text {arctanh}\left (\frac {\sqrt [4]{2} x}{\sqrt [4]{x^3+x^5}}\right )}{2\ 2^{3/4}}-\frac {3 \text {arctanh}\left (\frac {\frac {x^2}{\sqrt [4]{2}}+\frac {\sqrt {x^3+x^5}}{2^{3/4}}}{x \sqrt [4]{x^3+x^5}}\right )}{4 \sqrt [4]{2}} \]
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Result contains higher order function than in optimal. Order 6 vs. order 3 in optimal.
Time = 0.37 (sec) , antiderivative size = 211, normalized size of antiderivative = 1.11, number of steps used = 10, number of rules used = 6, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.200, Rules used = {2081, 1600, 6857, 371, 477, 524} \[ \int \frac {\sqrt [4]{x^3+x^5} \left (1+x^4+x^8\right )}{x^4 \left (-1+x^4\right )} \, dx=\frac {4 \sqrt [4]{x^5+x^3} \operatorname {AppellF1}\left (-\frac {9}{8},1,\frac {3}{4},-\frac {1}{8},x^2,-x^2\right )}{3 \sqrt [4]{x^2+1} x^3}+\frac {4 \sqrt [4]{x^5+x^3} x^3 \operatorname {Hypergeometric2F1}\left (\frac {3}{4},\frac {15}{8},\frac {23}{8},-x^2\right )}{15 \sqrt [4]{x^2+1}}+\frac {4 \sqrt [4]{x^5+x^3} x \operatorname {Hypergeometric2F1}\left (\frac {3}{4},\frac {7}{8},\frac {15}{8},-x^2\right )}{7 \sqrt [4]{x^2+1}}-\frac {8 \sqrt [4]{x^5+x^3} \operatorname {Hypergeometric2F1}\left (-\frac {1}{8},\frac {3}{4},\frac {7}{8},-x^2\right )}{\sqrt [4]{x^2+1} x}-\frac {8 \sqrt [4]{x^5+x^3} \operatorname {Hypergeometric2F1}\left (-\frac {9}{8},\frac {3}{4},-\frac {1}{8},-x^2\right )}{9 \sqrt [4]{x^2+1} x^3} \]
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Rule 371
Rule 477
Rule 524
Rule 1600
Rule 2081
Rule 6857
Rubi steps \begin{align*} \text {integral}& = \frac {\sqrt [4]{x^3+x^5} \int \frac {\sqrt [4]{1+x^2} \left (1+x^4+x^8\right )}{x^{13/4} \left (-1+x^4\right )} \, dx}{x^{3/4} \sqrt [4]{1+x^2}} \\ & = \frac {\sqrt [4]{x^3+x^5} \int \frac {1+x^4+x^8}{x^{13/4} \left (-1+x^2\right ) \left (1+x^2\right )^{3/4}} \, dx}{x^{3/4} \sqrt [4]{1+x^2}} \\ & = \frac {\sqrt [4]{x^3+x^5} \int \left (\frac {2}{x^{13/4} \left (1+x^2\right )^{3/4}}+\frac {2}{x^{5/4} \left (1+x^2\right )^{3/4}}+\frac {x^{3/4}}{\left (1+x^2\right )^{3/4}}+\frac {x^{11/4}}{\left (1+x^2\right )^{3/4}}+\frac {3}{x^{13/4} \left (-1+x^2\right ) \left (1+x^2\right )^{3/4}}\right ) \, dx}{x^{3/4} \sqrt [4]{1+x^2}} \\ & = \frac {\sqrt [4]{x^3+x^5} \int \frac {x^{3/4}}{\left (1+x^2\right )^{3/4}} \, dx}{x^{3/4} \sqrt [4]{1+x^2}}+\frac {\sqrt [4]{x^3+x^5} \int \frac {x^{11/4}}{\left (1+x^2\right )^{3/4}} \, dx}{x^{3/4} \sqrt [4]{1+x^2}}+\frac {\left (2 \sqrt [4]{x^3+x^5}\right ) \int \frac {1}{x^{13/4} \left (1+x^2\right )^{3/4}} \, dx}{x^{3/4} \sqrt [4]{1+x^2}}+\frac {\left (2 \sqrt [4]{x^3+x^5}\right ) \int \frac {1}{x^{5/4} \left (1+x^2\right )^{3/4}} \, dx}{x^{3/4} \sqrt [4]{1+x^2}}+\frac {\left (3 \sqrt [4]{x^3+x^5}\right ) \int \frac {1}{x^{13/4} \left (-1+x^2\right ) \left (1+x^2\right )^{3/4}} \, dx}{x^{3/4} \sqrt [4]{1+x^2}} \\ & = -\frac {8 \sqrt [4]{x^3+x^5} \operatorname {Hypergeometric2F1}\left (-\frac {9}{8},\frac {3}{4},-\frac {1}{8},-x^2\right )}{9 x^3 \sqrt [4]{1+x^2}}-\frac {8 \sqrt [4]{x^3+x^5} \operatorname {Hypergeometric2F1}\left (-\frac {1}{8},\frac {3}{4},\frac {7}{8},-x^2\right )}{x \sqrt [4]{1+x^2}}+\frac {4 x \sqrt [4]{x^3+x^5} \operatorname {Hypergeometric2F1}\left (\frac {3}{4},\frac {7}{8},\frac {15}{8},-x^2\right )}{7 \sqrt [4]{1+x^2}}+\frac {4 x^3 \sqrt [4]{x^3+x^5} \operatorname {Hypergeometric2F1}\left (\frac {3}{4},\frac {15}{8},\frac {23}{8},-x^2\right )}{15 \sqrt [4]{1+x^2}}+\frac {\left (12 \sqrt [4]{x^3+x^5}\right ) \text {Subst}\left (\int \frac {1}{x^{10} \left (-1+x^8\right ) \left (1+x^8\right )^{3/4}} \, dx,x,\sqrt [4]{x}\right )}{x^{3/4} \sqrt [4]{1+x^2}} \\ & = \frac {4 \sqrt [4]{x^3+x^5} \operatorname {AppellF1}\left (-\frac {9}{8},1,\frac {3}{4},-\frac {1}{8},x^2,-x^2\right )}{3 x^3 \sqrt [4]{1+x^2}}-\frac {8 \sqrt [4]{x^3+x^5} \operatorname {Hypergeometric2F1}\left (-\frac {9}{8},\frac {3}{4},-\frac {1}{8},-x^2\right )}{9 x^3 \sqrt [4]{1+x^2}}-\frac {8 \sqrt [4]{x^3+x^5} \operatorname {Hypergeometric2F1}\left (-\frac {1}{8},\frac {3}{4},\frac {7}{8},-x^2\right )}{x \sqrt [4]{1+x^2}}+\frac {4 x \sqrt [4]{x^3+x^5} \operatorname {Hypergeometric2F1}\left (\frac {3}{4},\frac {7}{8},\frac {15}{8},-x^2\right )}{7 \sqrt [4]{1+x^2}}+\frac {4 x^3 \sqrt [4]{x^3+x^5} \operatorname {Hypergeometric2F1}\left (\frac {3}{4},\frac {15}{8},\frac {23}{8},-x^2\right )}{15 \sqrt [4]{1+x^2}} \\ \end{align*}
Time = 0.95 (sec) , antiderivative size = 250, normalized size of antiderivative = 1.32 \[ \int \frac {\sqrt [4]{x^3+x^5} \left (1+x^4+x^8\right )}{x^4 \left (-1+x^4\right )} \, dx=\frac {\sqrt [4]{x^3+x^5} \left (32 \sqrt [4]{1+x^2}+64 x^2 \sqrt [4]{1+x^2}+32 x^4 \sqrt [4]{1+x^2}+54 \sqrt [4]{2} x^{9/4} \arctan \left (\frac {\sqrt [4]{2} \sqrt [4]{x}}{\sqrt [4]{1+x^2}}\right )-27\ 2^{3/4} x^{9/4} \arctan \left (\frac {2^{3/4} \sqrt [4]{x} \sqrt [4]{1+x^2}}{\sqrt {2} \sqrt {x}-\sqrt {1+x^2}}\right )-54 \sqrt [4]{2} x^{9/4} \text {arctanh}\left (\frac {\sqrt [4]{2} \sqrt [4]{x}}{\sqrt [4]{1+x^2}}\right )-27\ 2^{3/4} x^{9/4} \text {arctanh}\left (\frac {2 \sqrt [4]{2} \sqrt [4]{x} \sqrt [4]{1+x^2}}{2 \sqrt {x}+\sqrt {2} \sqrt {1+x^2}}\right )\right )}{72 x^3 \sqrt [4]{1+x^2}} \]
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Time = 26.96 (sec) , antiderivative size = 235, normalized size of antiderivative = 1.24
method | result | size |
pseudoelliptic | \(\frac {-54 x^{3} \left (2 \arctan \left (\frac {2^{\frac {3}{4}} \left (x^{3} \left (x^{2}+1\right )\right )^{\frac {1}{4}}}{2 x}\right )+\ln \left (\frac {-2^{\frac {1}{4}} x -\left (x^{3} \left (x^{2}+1\right )\right )^{\frac {1}{4}}}{2^{\frac {1}{4}} x -\left (x^{3} \left (x^{2}+1\right )\right )^{\frac {1}{4}}}\right )\right ) 2^{\frac {1}{4}}-27 x^{3} \left (\ln \left (\frac {2^{\frac {3}{4}} \left (x^{3} \left (x^{2}+1\right )\right )^{\frac {1}{4}} x +\sqrt {2}\, x^{2}+\sqrt {x^{3} \left (x^{2}+1\right )}}{-2^{\frac {3}{4}} \left (x^{3} \left (x^{2}+1\right )\right )^{\frac {1}{4}} x +\sqrt {2}\, x^{2}+\sqrt {x^{3} \left (x^{2}+1\right )}}\right )+2 \arctan \left (\frac {2^{\frac {1}{4}} \left (x^{3} \left (x^{2}+1\right )\right )^{\frac {1}{4}}+x}{x}\right )+2 \arctan \left (\frac {2^{\frac {1}{4}} \left (x^{3} \left (x^{2}+1\right )\right )^{\frac {1}{4}}-x}{x}\right )\right ) 2^{\frac {3}{4}}+64 \left (x^{3} \left (x^{2}+1\right )\right )^{\frac {1}{4}} \left (x^{2}+1\right )^{2}}{144 x^{3}}\) | \(235\) |
trager | \(\text {Expression too large to display}\) | \(735\) |
risch | \(\text {Expression too large to display}\) | \(1774\) |
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Result contains complex when optimal does not.
Time = 3.68 (sec) , antiderivative size = 763, normalized size of antiderivative = 4.02 \[ \int \frac {\sqrt [4]{x^3+x^5} \left (1+x^4+x^8\right )}{x^4 \left (-1+x^4\right )} \, dx=\text {Too large to display} \]
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\[ \int \frac {\sqrt [4]{x^3+x^5} \left (1+x^4+x^8\right )}{x^4 \left (-1+x^4\right )} \, dx=\int \frac {\sqrt [4]{x^{3} \left (x^{2} + 1\right )} \left (x^{2} - x + 1\right ) \left (x^{2} + x + 1\right ) \left (x^{4} - x^{2} + 1\right )}{x^{4} \left (x - 1\right ) \left (x + 1\right ) \left (x^{2} + 1\right )}\, dx \]
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\[ \int \frac {\sqrt [4]{x^3+x^5} \left (1+x^4+x^8\right )}{x^4 \left (-1+x^4\right )} \, dx=\int { \frac {{\left (x^{8} + x^{4} + 1\right )} {\left (x^{5} + x^{3}\right )}^{\frac {1}{4}}}{{\left (x^{4} - 1\right )} x^{4}} \,d x } \]
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\[ \int \frac {\sqrt [4]{x^3+x^5} \left (1+x^4+x^8\right )}{x^4 \left (-1+x^4\right )} \, dx=\int { \frac {{\left (x^{8} + x^{4} + 1\right )} {\left (x^{5} + x^{3}\right )}^{\frac {1}{4}}}{{\left (x^{4} - 1\right )} x^{4}} \,d x } \]
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Timed out. \[ \int \frac {\sqrt [4]{x^3+x^5} \left (1+x^4+x^8\right )}{x^4 \left (-1+x^4\right )} \, dx=\int \frac {{\left (x^5+x^3\right )}^{1/4}\,\left (x^8+x^4+1\right )}{x^4\,\left (x^4-1\right )} \,d x \]
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