Optimal. Leaf size=32 \[ \sqrt {2} \tan ^{-1}\left (\frac {\sqrt {2} \sqrt {x^4-x}}{x^2+x+1}\right ) \]
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Rubi [F] time = 2.41, antiderivative size = 0, normalized size of antiderivative = 0.00, number of steps used = 0, number of rules used = 0, integrand size = 0, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.000, Rules used = {} \begin {gather*} \int \frac {-1+2 x+2 x^2}{\left (1-x+3 x^2\right ) \sqrt {-x+x^4}} \, dx \end {gather*}
Verification is not applicable to the result.
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Rubi steps
\begin {align*} \int \frac {-1+2 x+2 x^2}{\left (1-x+3 x^2\right ) \sqrt {-x+x^4}} \, dx &=\frac {\left (\sqrt {x} \sqrt {-1+x^3}\right ) \int \frac {-1+2 x+2 x^2}{\sqrt {x} \left (1-x+3 x^2\right ) \sqrt {-1+x^3}} \, dx}{\sqrt {-x+x^4}}\\ &=\frac {\left (\sqrt {x} \sqrt {-1+x^3}\right ) \int \left (\frac {2}{3 \sqrt {x} \sqrt {-1+x^3}}-\frac {5-8 x}{3 \sqrt {x} \left (1-x+3 x^2\right ) \sqrt {-1+x^3}}\right ) \, dx}{\sqrt {-x+x^4}}\\ &=-\frac {\left (\sqrt {x} \sqrt {-1+x^3}\right ) \int \frac {5-8 x}{\sqrt {x} \left (1-x+3 x^2\right ) \sqrt {-1+x^3}} \, dx}{3 \sqrt {-x+x^4}}+\frac {\left (2 \sqrt {x} \sqrt {-1+x^3}\right ) \int \frac {1}{\sqrt {x} \sqrt {-1+x^3}} \, dx}{3 \sqrt {-x+x^4}}\\ &=-\frac {\left (\sqrt {x} \sqrt {-1+x^3}\right ) \int \left (\frac {-8-2 i \sqrt {11}}{\sqrt {x} \left (-1-i \sqrt {11}+6 x\right ) \sqrt {-1+x^3}}+\frac {-8+2 i \sqrt {11}}{\sqrt {x} \left (-1+i \sqrt {11}+6 x\right ) \sqrt {-1+x^3}}\right ) \, dx}{3 \sqrt {-x+x^4}}+\frac {\left (4 \sqrt {x} \sqrt {-1+x^3}\right ) \operatorname {Subst}\left (\int \frac {1}{\sqrt {-1+x^6}} \, dx,x,\sqrt {x}\right )}{3 \sqrt {-x+x^4}}\\ &=\frac {2 (1-x) 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 )}{3 \sqrt [4]{3} \sqrt {-\frac {(1-x) x}{\left (1-\left (1+\sqrt {3}\right ) x\right )^2}} \sqrt {-x+x^4}}+\frac {\left (2 \left (4-i \sqrt {11}\right ) \sqrt {x} \sqrt {-1+x^3}\right ) \int \frac {1}{\sqrt {x} \left (-1+i \sqrt {11}+6 x\right ) \sqrt {-1+x^3}} \, dx}{3 \sqrt {-x+x^4}}+\frac {\left (2 \left (4+i \sqrt {11}\right ) \sqrt {x} \sqrt {-1+x^3}\right ) \int \frac {1}{\sqrt {x} \left (-1-i \sqrt {11}+6 x\right ) \sqrt {-1+x^3}} \, dx}{3 \sqrt {-x+x^4}}\\ &=\frac {2 (1-x) 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 )}{3 \sqrt [4]{3} \sqrt {-\frac {(1-x) x}{\left (1-\left (1+\sqrt {3}\right ) x\right )^2}} \sqrt {-x+x^4}}+\frac {\left (4 \left (4-i \sqrt {11}\right ) \sqrt {x} \sqrt {-1+x^3}\right ) \operatorname {Subst}\left (\int \frac {1}{\left (-1+i \sqrt {11}+6 x^2\right ) \sqrt {-1+x^6}} \, dx,x,\sqrt {x}\right )}{3 \sqrt {-x+x^4}}+\frac {\left (4 \left (4+i \sqrt {11}\right ) \sqrt {x} \sqrt {-1+x^3}\right ) \operatorname {Subst}\left (\int \frac {1}{\left (-1-i \sqrt {11}+6 x^2\right ) \sqrt {-1+x^6}} \, dx,x,\sqrt {x}\right )}{3 \sqrt {-x+x^4}}\\ &=\frac {2 (1-x) 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 )}{3 \sqrt [4]{3} \sqrt {-\frac {(1-x) x}{\left (1-\left (1+\sqrt {3}\right ) x\right )^2}} \sqrt {-x+x^4}}+\frac {\left (4 \left (4-i \sqrt {11}\right ) \sqrt {x} \sqrt {-1+x^3}\right ) \operatorname {Subst}\left (\int \left (\frac {\sqrt {1-i \sqrt {11}}}{2 \left (-1+i \sqrt {11}\right ) \left (\sqrt {1-i \sqrt {11}}-\sqrt {6} x\right ) \sqrt {-1+x^6}}+\frac {\sqrt {1-i \sqrt {11}}}{2 \left (-1+i \sqrt {11}\right ) \left (\sqrt {1-i \sqrt {11}}+\sqrt {6} x\right ) \sqrt {-1+x^6}}\right ) \, dx,x,\sqrt {x}\right )}{3 \sqrt {-x+x^4}}+\frac {\left (4 \left (4+i \sqrt {11}\right ) \sqrt {x} \sqrt {-1+x^3}\right ) \operatorname {Subst}\left (\int \left (\frac {\sqrt {1+i \sqrt {11}}}{2 \left (-1-i \sqrt {11}\right ) \left (\sqrt {1+i \sqrt {11}}-\sqrt {6} x\right ) \sqrt {-1+x^6}}+\frac {\sqrt {1+i \sqrt {11}}}{2 \left (-1-i \sqrt {11}\right ) \left (\sqrt {1+i \sqrt {11}}+\sqrt {6} x\right ) \sqrt {-1+x^6}}\right ) \, dx,x,\sqrt {x}\right )}{3 \sqrt {-x+x^4}}\\ &=\frac {2 (1-x) 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 )}{3 \sqrt [4]{3} \sqrt {-\frac {(1-x) x}{\left (1-\left (1+\sqrt {3}\right ) x\right )^2}} \sqrt {-x+x^4}}-\frac {\left (2 \left (4-i \sqrt {11}\right ) \sqrt {x} \sqrt {-1+x^3}\right ) \operatorname {Subst}\left (\int \frac {1}{\left (\sqrt {1-i \sqrt {11}}-\sqrt {6} x\right ) \sqrt {-1+x^6}} \, dx,x,\sqrt {x}\right )}{3 \sqrt {1-i \sqrt {11}} \sqrt {-x+x^4}}-\frac {\left (2 \left (4-i \sqrt {11}\right ) \sqrt {x} \sqrt {-1+x^3}\right ) \operatorname {Subst}\left (\int \frac {1}{\left (\sqrt {1-i \sqrt {11}}+\sqrt {6} x\right ) \sqrt {-1+x^6}} \, dx,x,\sqrt {x}\right )}{3 \sqrt {1-i \sqrt {11}} \sqrt {-x+x^4}}-\frac {\left (2 \left (4+i \sqrt {11}\right ) \sqrt {x} \sqrt {-1+x^3}\right ) \operatorname {Subst}\left (\int \frac {1}{\left (\sqrt {1+i \sqrt {11}}-\sqrt {6} x\right ) \sqrt {-1+x^6}} \, dx,x,\sqrt {x}\right )}{3 \sqrt {1+i \sqrt {11}} \sqrt {-x+x^4}}-\frac {\left (2 \left (4+i \sqrt {11}\right ) \sqrt {x} \sqrt {-1+x^3}\right ) \operatorname {Subst}\left (\int \frac {1}{\left (\sqrt {1+i \sqrt {11}}+\sqrt {6} x\right ) \sqrt {-1+x^6}} \, dx,x,\sqrt {x}\right )}{3 \sqrt {1+i \sqrt {11}} \sqrt {-x+x^4}}\\ \end {align*}
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Mathematica [C] time = 2.15, size = 533, normalized size = 16.66 \begin {gather*} -\frac {2 \sqrt {\frac {1-\frac {1}{x}}{1+\sqrt [3]{-1}}} x^2 \left (\frac {i \sqrt {11} \sqrt {\frac {1}{x^2}+\frac {1}{x}+1} \Pi \left (\frac {2 \sqrt {3}}{-2 i+\sqrt {3}-\sqrt {11}};\sin ^{-1}\left (\sqrt {\frac {1-\frac {(-1)^{2/3}}{x}}{1+\sqrt [3]{-1}}}\right )|\sqrt [3]{-1}\right )}{2 i-\sqrt {3}+\sqrt {11}}+\frac {\sqrt {\frac {1}{x^2}+\frac {1}{x}+1} \Pi \left (\frac {2 \sqrt {3}}{-2 i+\sqrt {3}-\sqrt {11}};\sin ^{-1}\left (\sqrt {-\frac {2 i+\frac {i+\sqrt {3}}{x}}{-3 i+\sqrt {3}}}\right )|\frac {1}{2} \left (1+i \sqrt {3}\right )\right )}{2 i-\sqrt {3}+\sqrt {11}}+\frac {(-1)^{5/6} \left (1+\sqrt [3]{-1}\right ) \sqrt {\frac {1}{x^2}+\frac {1}{x}+1} \Pi \left (\frac {2 \sqrt {3}}{-2 i+\sqrt {3}+\sqrt {11}};\sin ^{-1}\left (\sqrt {\frac {1-\frac {(-1)^{2/3}}{x}}{1+\sqrt [3]{-1}}}\right )|\sqrt [3]{-1}\right )}{3-2 i \sqrt {3}+\sqrt {33}}+\frac {i \sqrt {11} \sqrt {\frac {1}{x^2}+\frac {1}{x}+1} \Pi \left (\frac {2 \sqrt {3}}{-2 i+\sqrt {3}+\sqrt {11}};\sin ^{-1}\left (\sqrt {\frac {1-\frac {(-1)^{2/3}}{x}}{1+\sqrt [3]{-1}}}\right )|\sqrt [3]{-1}\right )}{-2 i+\sqrt {3}+\sqrt {11}}-\frac {\left (\frac {1}{x}+\sqrt [3]{-1}\right ) \sqrt {\frac {\frac {(-1)^{2/3}}{x}+\sqrt [3]{-1}}{1+\sqrt [3]{-1}}} F\left (\sin ^{-1}\left (\sqrt {\frac {1-\frac {(-1)^{2/3}}{x}}{1+\sqrt [3]{-1}}}\right )|\sqrt [3]{-1}\right )}{\sqrt {\frac {1-\frac {(-1)^{2/3}}{x}}{1+\sqrt [3]{-1}}}}\right )}{\sqrt {x \left (x^3-1\right )}} \end {gather*}
Warning: Unable to verify antiderivative.
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IntegrateAlgebraic [A] time = 1.48, size = 32, normalized size = 1.00 \begin {gather*} \sqrt {2} \tan ^{-1}\left (\frac {\sqrt {2} \sqrt {x^4-x}}{x^2+x+1}\right ) \end {gather*}
Antiderivative was successfully verified.
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fricas [A] time = 0.46, size = 28, normalized size = 0.88 \begin {gather*} \frac {1}{2} \, \sqrt {2} \arctan \left (\frac {\sqrt {2} {\left (x^{2} - 3 \, x - 1\right )}}{4 \, \sqrt {x^{4} - x}}\right ) \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*} \int \frac {2 \, x^{2} + 2 \, x - 1}{\sqrt {x^{4} - x} {\left (3 \, x^{2} - x + 1\right )}}\,{d x} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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maple [C] time = 0.26, size = 828, normalized size = 25.88
result too large to display
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*} \int \frac {2 \, x^{2} + 2 \, x - 1}{\sqrt {x^{4} - x} {\left (3 \, x^{2} - x + 1\right )}}\,{d x} \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 = -0.03 \begin {gather*} \int \frac {2\,x^2+2\,x-1}{\sqrt {x^4-x}\,\left (3\,x^2-x+1\right )} \,d x \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 {2 x^{2} + 2 x - 1}{\sqrt {x \left (x - 1\right ) \left (x^{2} + x + 1\right )} \left (3 x^{2} - x + 1\right )}\, dx \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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