Optimal. Leaf size=107 \[ \frac {\text {RootSum}\left [a^{18}-a^6 b^{11}-6 a^{15} \text {$\#$1}^3+15 a^{12} \text {$\#$1}^6-20 a^9 \text {$\#$1}^9+15 a^6 \text {$\#$1}^{12}-6 a^3 \text {$\#$1}^{15}+\text {$\#$1}^{18}\& ,\frac {-\log (x)+\log \left (\sqrt [3]{b^2 x^2+a^3 x^3}-x \text {$\#$1}\right )}{\text {$\#$1}}\& \right ]}{6 b} \]
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Rubi [B] Leaf count is larger than twice the leaf count of optimal. \(1923\) vs. \(2(107)=214\).
time = 1.92, antiderivative size = 1923, normalized size of antiderivative = 17.97, number of
steps used = 13, number of rules used = 3, integrand size = 33, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.091, Rules used = {2081,
6857, 93} \begin {gather*} \frac {x^{2/3} \sqrt [3]{x a^3+b^2} \text {ArcTan}\left (\frac {2 \sqrt [3]{x a^3+b^2}}{\sqrt {3} \sqrt [3]{a} \sqrt [3]{a^2-b^{11/6}} \sqrt [3]{x}}+\frac {1}{\sqrt {3}}\right )}{2 \sqrt {3} \sqrt [3]{a} b \sqrt [3]{a^2-b^{11/6}} \sqrt [3]{a^3 x^3+b^2 x^2}}+\frac {x^{2/3} \sqrt [3]{x a^3+b^2} \text {ArcTan}\left (\frac {2 \sqrt [3]{x a^3+b^2}}{\sqrt {3} \sqrt [3]{a} \sqrt [3]{a^2+b^{11/6}} \sqrt [3]{x}}+\frac {1}{\sqrt {3}}\right )}{2 \sqrt {3} \sqrt [3]{a} b \sqrt [3]{a^2+b^{11/6}} \sqrt [3]{a^3 x^3+b^2 x^2}}+\frac {x^{2/3} \sqrt [3]{x a^3+b^2} \text {ArcTan}\left (\frac {2 \sqrt [3]{x a^3+b^2}}{\sqrt {3} \sqrt [3]{a} \sqrt [3]{a^2-\sqrt [3]{-1} b^{11/6}} \sqrt [3]{x}}+\frac {1}{\sqrt {3}}\right )}{2 \sqrt {3} \sqrt [3]{a} b \sqrt [3]{a^2-\sqrt [3]{-1} b^{11/6}} \sqrt [3]{a^3 x^3+b^2 x^2}}+\frac {x^{2/3} \sqrt [3]{x a^3+b^2} \text {ArcTan}\left (\frac {2 \sqrt [3]{x a^3+b^2}}{\sqrt {3} \sqrt [3]{a} \sqrt [3]{a^2+\sqrt [3]{-1} b^{11/6}} \sqrt [3]{x}}+\frac {1}{\sqrt {3}}\right )}{2 \sqrt {3} \sqrt [3]{a} b \sqrt [3]{a^2+\sqrt [3]{-1} b^{11/6}} \sqrt [3]{a^3 x^3+b^2 x^2}}+\frac {x^{2/3} \sqrt [3]{x a^3+b^2} \text {ArcTan}\left (\frac {2 \sqrt [3]{x a^3+b^2}}{\sqrt {3} \sqrt [3]{a} \sqrt [3]{a^2-(-1)^{2/3} b^{11/6}} \sqrt [3]{x}}+\frac {1}{\sqrt {3}}\right )}{2 \sqrt {3} \sqrt [3]{a} b \sqrt [3]{a^2-(-1)^{2/3} b^{11/6}} \sqrt [3]{a^3 x^3+b^2 x^2}}+\frac {x^{2/3} \sqrt [3]{x a^3+b^2} \text {ArcTan}\left (\frac {2 \sqrt [3]{x a^3+b^2}}{\sqrt {3} \sqrt [3]{a} \sqrt [3]{a^2+(-1)^{2/3} b^{11/6}} \sqrt [3]{x}}+\frac {1}{\sqrt {3}}\right )}{2 \sqrt {3} \sqrt [3]{a} b \sqrt [3]{a^2+(-1)^{2/3} b^{11/6}} \sqrt [3]{a^3 x^3+b^2 x^2}}-\frac {x^{2/3} \sqrt [3]{x a^3+b^2} \log \left (-a x-\sqrt [6]{b}\right )}{12 \sqrt [3]{a} b \sqrt [3]{a^2-b^{11/6}} \sqrt [3]{a^3 x^3+b^2 x^2}}-\frac {x^{2/3} \sqrt [3]{x a^3+b^2} \log \left (\sqrt [6]{b}-a x\right )}{12 \sqrt [3]{a} b \sqrt [3]{a^2+b^{11/6}} \sqrt [3]{a^3 x^3+b^2 x^2}}-\frac {x^{2/3} \sqrt [3]{x a^3+b^2} \log \left (\sqrt [3]{-1} a x-\sqrt [6]{b}\right )}{12 \sqrt [3]{a} b \sqrt [3]{a^2+\sqrt [3]{-1} b^{11/6}} \sqrt [3]{a^3 x^3+b^2 x^2}}-\frac {x^{2/3} \sqrt [3]{x a^3+b^2} \log \left (\sqrt [3]{-1} a x+\sqrt [6]{b}\right )}{12 \sqrt [3]{a} b \sqrt [3]{a^2-\sqrt [3]{-1} b^{11/6}} \sqrt [3]{a^3 x^3+b^2 x^2}}-\frac {x^{2/3} \sqrt [3]{x a^3+b^2} \log \left (-(-1)^{2/3} a x-\sqrt [6]{b}\right )}{12 \sqrt [3]{a} b \sqrt [3]{a^2-(-1)^{2/3} b^{11/6}} \sqrt [3]{a^3 x^3+b^2 x^2}}-\frac {x^{2/3} \sqrt [3]{x a^3+b^2} \log \left (\sqrt [6]{b}-(-1)^{2/3} a x\right )}{12 \sqrt [3]{a} b \sqrt [3]{a^2+(-1)^{2/3} b^{11/6}} \sqrt [3]{a^3 x^3+b^2 x^2}}+\frac {x^{2/3} \sqrt [3]{x a^3+b^2} \log \left (\frac {\sqrt [3]{x a^3+b^2}}{\sqrt [3]{a} \sqrt [3]{a^2-b^{11/6}}}-\sqrt [3]{x}\right )}{4 \sqrt [3]{a} b \sqrt [3]{a^2-b^{11/6}} \sqrt [3]{a^3 x^3+b^2 x^2}}+\frac {x^{2/3} \sqrt [3]{x a^3+b^2} \log \left (\frac {\sqrt [3]{x a^3+b^2}}{\sqrt [3]{a} \sqrt [3]{a^2+b^{11/6}}}-\sqrt [3]{x}\right )}{4 \sqrt [3]{a} b \sqrt [3]{a^2+b^{11/6}} \sqrt [3]{a^3 x^3+b^2 x^2}}+\frac {x^{2/3} \sqrt [3]{x a^3+b^2} \log \left (\frac {\sqrt [3]{x a^3+b^2}}{\sqrt [3]{a} \sqrt [3]{a^2-\sqrt [3]{-1} b^{11/6}}}-\sqrt [3]{x}\right )}{4 \sqrt [3]{a} b \sqrt [3]{a^2-\sqrt [3]{-1} b^{11/6}} \sqrt [3]{a^3 x^3+b^2 x^2}}+\frac {x^{2/3} \sqrt [3]{x a^3+b^2} \log \left (\frac {\sqrt [3]{x a^3+b^2}}{\sqrt [3]{a} \sqrt [3]{a^2+\sqrt [3]{-1} b^{11/6}}}-\sqrt [3]{x}\right )}{4 \sqrt [3]{a} b \sqrt [3]{a^2+\sqrt [3]{-1} b^{11/6}} \sqrt [3]{a^3 x^3+b^2 x^2}}+\frac {x^{2/3} \sqrt [3]{x a^3+b^2} \log \left (\frac {\sqrt [3]{x a^3+b^2}}{\sqrt [3]{a} \sqrt [3]{a^2-(-1)^{2/3} b^{11/6}}}-\sqrt [3]{x}\right )}{4 \sqrt [3]{a} b \sqrt [3]{a^2-(-1)^{2/3} b^{11/6}} \sqrt [3]{a^3 x^3+b^2 x^2}}+\frac {x^{2/3} \sqrt [3]{x a^3+b^2} \log \left (\frac {\sqrt [3]{x a^3+b^2}}{\sqrt [3]{a} \sqrt [3]{a^2+(-1)^{2/3} b^{11/6}}}-\sqrt [3]{x}\right )}{4 \sqrt [3]{a} b \sqrt [3]{a^2+(-1)^{2/3} b^{11/6}} \sqrt [3]{a^3 x^3+b^2 x^2}} \end {gather*}
Warning: Unable to verify antiderivative.
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Rule 93
Rule 2081
Rule 6857
Rubi steps
\begin {align*} \int \frac {1}{\sqrt [3]{b^2 x^2+a^3 x^3} \left (-b+a^6 x^6\right )} \, dx &=\frac {\left (x^{2/3} \sqrt [3]{b^2+a^3 x}\right ) \int \frac {1}{x^{2/3} \sqrt [3]{b^2+a^3 x} \left (-b+a^6 x^6\right )} \, dx}{\sqrt [3]{b^2 x^2+a^3 x^3}}\\ &=\frac {\left (x^{2/3} \sqrt [3]{b^2+a^3 x}\right ) \int \left (-\frac {1}{2 \sqrt {b} x^{2/3} \sqrt [3]{b^2+a^3 x} \left (\sqrt {b}-a^3 x^3\right )}-\frac {1}{2 \sqrt {b} x^{2/3} \sqrt [3]{b^2+a^3 x} \left (\sqrt {b}+a^3 x^3\right )}\right ) \, dx}{\sqrt [3]{b^2 x^2+a^3 x^3}}\\ &=-\frac {\left (x^{2/3} \sqrt [3]{b^2+a^3 x}\right ) \int \frac {1}{x^{2/3} \sqrt [3]{b^2+a^3 x} \left (\sqrt {b}-a^3 x^3\right )} \, dx}{2 \sqrt {b} \sqrt [3]{b^2 x^2+a^3 x^3}}-\frac {\left (x^{2/3} \sqrt [3]{b^2+a^3 x}\right ) \int \frac {1}{x^{2/3} \sqrt [3]{b^2+a^3 x} \left (\sqrt {b}+a^3 x^3\right )} \, dx}{2 \sqrt {b} \sqrt [3]{b^2 x^2+a^3 x^3}}\\ &=-\frac {\left (x^{2/3} \sqrt [3]{b^2+a^3 x}\right ) \int \left (-\frac {1}{3 \sqrt [3]{b} x^{2/3} \left (-\sqrt [6]{b}-a x\right ) \sqrt [3]{b^2+a^3 x}}-\frac {1}{3 \sqrt [3]{b} x^{2/3} \left (-\sqrt [6]{b}+\sqrt [3]{-1} a x\right ) \sqrt [3]{b^2+a^3 x}}-\frac {1}{3 \sqrt [3]{b} x^{2/3} \left (-\sqrt [6]{b}-(-1)^{2/3} a x\right ) \sqrt [3]{b^2+a^3 x}}\right ) \, dx}{2 \sqrt {b} \sqrt [3]{b^2 x^2+a^3 x^3}}-\frac {\left (x^{2/3} \sqrt [3]{b^2+a^3 x}\right ) \int \left (\frac {1}{3 \sqrt [3]{b} x^{2/3} \left (\sqrt [6]{b}-a x\right ) \sqrt [3]{b^2+a^3 x}}+\frac {1}{3 \sqrt [3]{b} x^{2/3} \left (\sqrt [6]{b}+\sqrt [3]{-1} a x\right ) \sqrt [3]{b^2+a^3 x}}+\frac {1}{3 \sqrt [3]{b} x^{2/3} \left (\sqrt [6]{b}-(-1)^{2/3} a x\right ) \sqrt [3]{b^2+a^3 x}}\right ) \, dx}{2 \sqrt {b} \sqrt [3]{b^2 x^2+a^3 x^3}}\\ &=\frac {\left (x^{2/3} \sqrt [3]{b^2+a^3 x}\right ) \int \frac {1}{x^{2/3} \left (-\sqrt [6]{b}-a x\right ) \sqrt [3]{b^2+a^3 x}} \, dx}{6 b^{5/6} \sqrt [3]{b^2 x^2+a^3 x^3}}-\frac {\left (x^{2/3} \sqrt [3]{b^2+a^3 x}\right ) \int \frac {1}{x^{2/3} \left (\sqrt [6]{b}-a x\right ) \sqrt [3]{b^2+a^3 x}} \, dx}{6 b^{5/6} \sqrt [3]{b^2 x^2+a^3 x^3}}+\frac {\left (x^{2/3} \sqrt [3]{b^2+a^3 x}\right ) \int \frac {1}{x^{2/3} \left (-\sqrt [6]{b}+\sqrt [3]{-1} a x\right ) \sqrt [3]{b^2+a^3 x}} \, dx}{6 b^{5/6} \sqrt [3]{b^2 x^2+a^3 x^3}}-\frac {\left (x^{2/3} \sqrt [3]{b^2+a^3 x}\right ) \int \frac {1}{x^{2/3} \left (\sqrt [6]{b}+\sqrt [3]{-1} a x\right ) \sqrt [3]{b^2+a^3 x}} \, dx}{6 b^{5/6} \sqrt [3]{b^2 x^2+a^3 x^3}}+\frac {\left (x^{2/3} \sqrt [3]{b^2+a^3 x}\right ) \int \frac {1}{x^{2/3} \left (-\sqrt [6]{b}-(-1)^{2/3} a x\right ) \sqrt [3]{b^2+a^3 x}} \, dx}{6 b^{5/6} \sqrt [3]{b^2 x^2+a^3 x^3}}-\frac {\left (x^{2/3} \sqrt [3]{b^2+a^3 x}\right ) \int \frac {1}{x^{2/3} \left (\sqrt [6]{b}-(-1)^{2/3} a x\right ) \sqrt [3]{b^2+a^3 x}} \, dx}{6 b^{5/6} \sqrt [3]{b^2 x^2+a^3 x^3}}\\ &=\frac {x^{2/3} \sqrt [3]{b^2+a^3 x} \tan ^{-1}\left (\frac {1}{\sqrt {3}}+\frac {2 \sqrt [3]{b^2+a^3 x}}{\sqrt {3} \sqrt [3]{a} \sqrt [3]{a^2-b^{11/6}} \sqrt [3]{x}}\right )}{2 \sqrt {3} \sqrt [3]{a} b \sqrt [3]{a^2-b^{11/6}} \sqrt [3]{b^2 x^2+a^3 x^3}}+\frac {x^{2/3} \sqrt [3]{b^2+a^3 x} \tan ^{-1}\left (\frac {1}{\sqrt {3}}+\frac {2 \sqrt [3]{b^2+a^3 x}}{\sqrt {3} \sqrt [3]{a} \sqrt [3]{a^2+b^{11/6}} \sqrt [3]{x}}\right )}{2 \sqrt {3} \sqrt [3]{a} b \sqrt [3]{a^2+b^{11/6}} \sqrt [3]{b^2 x^2+a^3 x^3}}+\frac {x^{2/3} \sqrt [3]{b^2+a^3 x} \tan ^{-1}\left (\frac {1}{\sqrt {3}}+\frac {2 \sqrt [3]{b^2+a^3 x}}{\sqrt {3} \sqrt [3]{a} \sqrt [3]{a^2-\sqrt [3]{-1} b^{11/6}} \sqrt [3]{x}}\right )}{2 \sqrt {3} \sqrt [3]{a} b \sqrt [3]{a^2-\sqrt [3]{-1} b^{11/6}} \sqrt [3]{b^2 x^2+a^3 x^3}}+\frac {x^{2/3} \sqrt [3]{b^2+a^3 x} \tan ^{-1}\left (\frac {1}{\sqrt {3}}+\frac {2 \sqrt [3]{b^2+a^3 x}}{\sqrt {3} \sqrt [3]{a} \sqrt [3]{a^2+\sqrt [3]{-1} b^{11/6}} \sqrt [3]{x}}\right )}{2 \sqrt {3} \sqrt [3]{a} b \sqrt [3]{a^2+\sqrt [3]{-1} b^{11/6}} \sqrt [3]{b^2 x^2+a^3 x^3}}+\frac {x^{2/3} \sqrt [3]{b^2+a^3 x} \tan ^{-1}\left (\frac {1}{\sqrt {3}}+\frac {2 \sqrt [3]{b^2+a^3 x}}{\sqrt {3} \sqrt [3]{a} \sqrt [3]{a^2-(-1)^{2/3} b^{11/6}} \sqrt [3]{x}}\right )}{2 \sqrt {3} \sqrt [3]{a} b \sqrt [3]{a^2-(-1)^{2/3} b^{11/6}} \sqrt [3]{b^2 x^2+a^3 x^3}}+\frac {x^{2/3} \sqrt [3]{b^2+a^3 x} \tan ^{-1}\left (\frac {1}{\sqrt {3}}+\frac {2 \sqrt [3]{b^2+a^3 x}}{\sqrt {3} \sqrt [3]{a} \sqrt [3]{a^2+(-1)^{2/3} b^{11/6}} \sqrt [3]{x}}\right )}{2 \sqrt {3} \sqrt [3]{a} b \sqrt [3]{a^2+(-1)^{2/3} b^{11/6}} \sqrt [3]{b^2 x^2+a^3 x^3}}-\frac {x^{2/3} \sqrt [3]{b^2+a^3 x} \log \left (-\sqrt [6]{b}-a x\right )}{12 \sqrt [3]{a} b \sqrt [3]{a^2-b^{11/6}} \sqrt [3]{b^2 x^2+a^3 x^3}}-\frac {x^{2/3} \sqrt [3]{b^2+a^3 x} \log \left (\sqrt [6]{b}-a x\right )}{12 \sqrt [3]{a} b \sqrt [3]{a^2+b^{11/6}} \sqrt [3]{b^2 x^2+a^3 x^3}}-\frac {x^{2/3} \sqrt [3]{b^2+a^3 x} \log \left (-\sqrt [6]{b}+\sqrt [3]{-1} a x\right )}{12 \sqrt [3]{a} b \sqrt [3]{a^2+\sqrt [3]{-1} b^{11/6}} \sqrt [3]{b^2 x^2+a^3 x^3}}-\frac {x^{2/3} \sqrt [3]{b^2+a^3 x} \log \left (\sqrt [6]{b}+\sqrt [3]{-1} a x\right )}{12 \sqrt [3]{a} b \sqrt [3]{a^2-\sqrt [3]{-1} b^{11/6}} \sqrt [3]{b^2 x^2+a^3 x^3}}-\frac {x^{2/3} \sqrt [3]{b^2+a^3 x} \log \left (-\sqrt [6]{b}-(-1)^{2/3} a x\right )}{12 \sqrt [3]{a} b \sqrt [3]{a^2-(-1)^{2/3} b^{11/6}} \sqrt [3]{b^2 x^2+a^3 x^3}}-\frac {x^{2/3} \sqrt [3]{b^2+a^3 x} \log \left (\sqrt [6]{b}-(-1)^{2/3} a x\right )}{12 \sqrt [3]{a} b \sqrt [3]{a^2+(-1)^{2/3} b^{11/6}} \sqrt [3]{b^2 x^2+a^3 x^3}}+\frac {x^{2/3} \sqrt [3]{b^2+a^3 x} \log \left (-\sqrt [3]{x}+\frac {\sqrt [3]{b^2+a^3 x}}{\sqrt [3]{a} \sqrt [3]{a^2-b^{11/6}}}\right )}{4 \sqrt [3]{a} b \sqrt [3]{a^2-b^{11/6}} \sqrt [3]{b^2 x^2+a^3 x^3}}+\frac {x^{2/3} \sqrt [3]{b^2+a^3 x} \log \left (-\sqrt [3]{x}+\frac {\sqrt [3]{b^2+a^3 x}}{\sqrt [3]{a} \sqrt [3]{a^2+b^{11/6}}}\right )}{4 \sqrt [3]{a} b \sqrt [3]{a^2+b^{11/6}} \sqrt [3]{b^2 x^2+a^3 x^3}}+\frac {x^{2/3} \sqrt [3]{b^2+a^3 x} \log \left (-\sqrt [3]{x}+\frac {\sqrt [3]{b^2+a^3 x}}{\sqrt [3]{a} \sqrt [3]{a^2-\sqrt [3]{-1} b^{11/6}}}\right )}{4 \sqrt [3]{a} b \sqrt [3]{a^2-\sqrt [3]{-1} b^{11/6}} \sqrt [3]{b^2 x^2+a^3 x^3}}+\frac {x^{2/3} \sqrt [3]{b^2+a^3 x} \log \left (-\sqrt [3]{x}+\frac {\sqrt [3]{b^2+a^3 x}}{\sqrt [3]{a} \sqrt [3]{a^2+\sqrt [3]{-1} b^{11/6}}}\right )}{4 \sqrt [3]{a} b \sqrt [3]{a^2+\sqrt [3]{-1} b^{11/6}} \sqrt [3]{b^2 x^2+a^3 x^3}}+\frac {x^{2/3} \sqrt [3]{b^2+a^3 x} \log \left (-\sqrt [3]{x}+\frac {\sqrt [3]{b^2+a^3 x}}{\sqrt [3]{a} \sqrt [3]{a^2-(-1)^{2/3} b^{11/6}}}\right )}{4 \sqrt [3]{a} b \sqrt [3]{a^2-(-1)^{2/3} b^{11/6}} \sqrt [3]{b^2 x^2+a^3 x^3}}+\frac {x^{2/3} \sqrt [3]{b^2+a^3 x} \log \left (-\sqrt [3]{x}+\frac {\sqrt [3]{b^2+a^3 x}}{\sqrt [3]{a} \sqrt [3]{a^2+(-1)^{2/3} b^{11/6}}}\right )}{4 \sqrt [3]{a} b \sqrt [3]{a^2+(-1)^{2/3} b^{11/6}} \sqrt [3]{b^2 x^2+a^3 x^3}}\\ \end {align*}
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Mathematica [A]
time = 9.46, size = 144, normalized size = 1.35 \begin {gather*} \frac {x^{2/3} \sqrt [3]{b^2+a^3 x} \text {RootSum}\left [a^{18}-a^6 b^{11}-6 a^{15} \text {$\#$1}^3+15 a^{12} \text {$\#$1}^6-20 a^9 \text {$\#$1}^9+15 a^6 \text {$\#$1}^{12}-6 a^3 \text {$\#$1}^{15}+\text {$\#$1}^{18}\&,\frac {-\log \left (\sqrt [3]{x}\right )+\log \left (\sqrt [3]{b^2+a^3 x}-\sqrt [3]{x} \text {$\#$1}\right )}{\text {$\#$1}}\&\right ]}{6 b \sqrt [3]{x^2 \left (b^2+a^3 x\right )}} \end {gather*}
Antiderivative was successfully verified.
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Maple [F]
time = 0.03, size = 0, normalized size = 0.00 \[\int \frac {1}{\left (a^{3} x^{3}+b^{2} x^{2}\right )^{\frac {1}{3}} \left (a^{6} x^{6}-b \right )}\, dx\]
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(-1)] Timed out
time = 0.00, size = 0, normalized size = 0.00 \begin {gather*} \text {Timed out} \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 {1}{\sqrt [3]{x^{2} \left (a^{3} x + b^{2}\right )} \left (a^{6} x^{6} - b\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 = -0.01 \begin {gather*} -\int \frac {1}{{\left (a^3\,x^3+b^2\,x^2\right )}^{1/3}\,\left (b-a^6\,x^6\right )} \,d x \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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