Optimal. Leaf size=41 \[ -\frac {c^2}{x}-a^3 c^2 x^2-\frac {1}{3} a^4 c^2 x^3+2 a c^2 \log (x) \]
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Rubi [A]
time = 0.05, antiderivative size = 41, normalized size of antiderivative = 1.00, number of steps
used = 3, number of rules used = 2, integrand size = 25, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.080, Rules used = {6285, 76}
\begin {gather*} -\frac {1}{3} a^4 c^2 x^3-a^3 c^2 x^2+2 a c^2 \log (x)-\frac {c^2}{x} \end {gather*}
Antiderivative was successfully verified.
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Rule 76
Rule 6285
Rubi steps
\begin {align*} \int \frac {e^{2 \tanh ^{-1}(a x)} \left (c-a^2 c x^2\right )^2}{x^2} \, dx &=c^2 \int \frac {(1-a x) (1+a x)^3}{x^2} \, dx\\ &=c^2 \int \left (\frac {1}{x^2}+\frac {2 a}{x}-2 a^3 x-a^4 x^2\right ) \, dx\\ &=-\frac {c^2}{x}-a^3 c^2 x^2-\frac {1}{3} a^4 c^2 x^3+2 a c^2 \log (x)\\ \end {align*}
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Mathematica [A]
time = 0.01, size = 41, normalized size = 1.00 \begin {gather*} -\frac {c^2}{x}-a^3 c^2 x^2-\frac {1}{3} a^4 c^2 x^3+2 a c^2 \log (x) \end {gather*}
Antiderivative was successfully verified.
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Maple [A]
time = 0.06, size = 32, normalized size = 0.78
method | result | size |
default | \(c^{2} \left (-\frac {a^{4} x^{3}}{3}-a^{3} x^{2}-\frac {1}{x}+2 a \ln \left (x \right )\right )\) | \(32\) |
risch | \(-\frac {c^{2}}{x}-a^{3} c^{2} x^{2}-\frac {a^{4} c^{2} x^{3}}{3}+2 a \,c^{2} \ln \left (x \right )\) | \(40\) |
norman | \(\frac {-c^{2}-a^{3} c^{2} x^{3}-\frac {1}{3} a^{4} c^{2} x^{4}}{x}+2 a \,c^{2} \ln \left (x \right )\) | \(42\) |
meijerg | \(\frac {a^{2} c^{2} \left (-\frac {2 x \left (-a^{2}\right )^{\frac {5}{2}} \left (5 a^{2} x^{2}+15\right )}{15 a^{4}}+\frac {2 \left (-a^{2}\right )^{\frac {5}{2}} \arctanh \left (a x \right )}{a^{5}}\right )}{2 \sqrt {-a^{2}}}+\frac {a^{2} c^{2} \left (-\frac {2 x \left (-a^{2}\right )^{\frac {3}{2}}}{a^{2}}+\frac {2 \left (-a^{2}\right )^{\frac {3}{2}} \arctanh \left (a x \right )}{a^{3}}\right )}{2 \sqrt {-a^{2}}}-a \,c^{2} \arctanh \left (a x \right )+a \,c^{2} \left (-a^{2} x^{2}-\ln \left (-a^{2} x^{2}+1\right )\right )+2 a \,c^{2} \ln \left (-a^{2} x^{2}+1\right )+a \,c^{2} \left (-\ln \left (-a^{2} x^{2}+1\right )+2 \ln \left (x \right )+\ln \left (-a^{2}\right )\right )-\frac {a^{2} c^{2} \left (-\frac {2}{x \sqrt {-a^{2}}}+\frac {2 a \arctanh \left (a x \right )}{\sqrt {-a^{2}}}\right )}{2 \sqrt {-a^{2}}}\) | \(227\) |
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A]
time = 0.27, size = 39, normalized size = 0.95 \begin {gather*} -\frac {1}{3} \, a^{4} c^{2} x^{3} - a^{3} c^{2} x^{2} + 2 \, a c^{2} \log \left (x\right ) - \frac {c^{2}}{x} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A]
time = 0.35, size = 41, normalized size = 1.00 \begin {gather*} -\frac {a^{4} c^{2} x^{4} + 3 \, a^{3} c^{2} x^{3} - 6 \, a c^{2} x \log \left (x\right ) + 3 \, c^{2}}{3 \, x} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [A]
time = 0.05, size = 36, normalized size = 0.88 \begin {gather*} - \frac {a^{4} c^{2} x^{3}}{3} - a^{3} c^{2} x^{2} + 2 a c^{2} \log {\left (x \right )} - \frac {c^{2}}{x} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A]
time = 0.41, size = 40, normalized size = 0.98 \begin {gather*} -\frac {1}{3} \, a^{4} c^{2} x^{3} - a^{3} c^{2} x^{2} + 2 \, a c^{2} \log \left ({\left | x \right |}\right ) - \frac {c^{2}}{x} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Mupad [B]
time = 0.04, size = 39, normalized size = 0.95 \begin {gather*} 2\,a\,c^2\,\ln \left (x\right )-\frac {c^2}{x}-a^3\,c^2\,x^2-\frac {a^4\,c^2\,x^3}{3} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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