Optimal. Leaf size=58 \[ -\frac{\sqrt{a} (A b-a B) \tan ^{-1}\left (\frac{\sqrt{b} x}{\sqrt{a}}\right )}{b^{5/2}}+\frac{x (A b-a B)}{b^2}+\frac{B x^3}{3 b} \]
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Rubi [A] time = 0.10151, antiderivative size = 58, normalized size of antiderivative = 1., number of steps used = 3, number of rules used = 3, integrand size = 20, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.15 \[ -\frac{\sqrt{a} (A b-a B) \tan ^{-1}\left (\frac{\sqrt{b} x}{\sqrt{a}}\right )}{b^{5/2}}+\frac{x (A b-a B)}{b^2}+\frac{B x^3}{3 b} \]
Antiderivative was successfully verified.
[In] Int[(x^2*(A + B*x^2))/(a + b*x^2),x]
[Out]
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Rubi in Sympy [A] time = 15.7168, size = 49, normalized size = 0.84 \[ \frac{B x^{3}}{3 b} - \frac{\sqrt{a} \left (A b - B a\right ) \operatorname{atan}{\left (\frac{\sqrt{b} x}{\sqrt{a}} \right )}}{b^{\frac{5}{2}}} + \frac{x \left (A b - B a\right )}{b^{2}} \]
Verification of antiderivative is not currently implemented for this CAS.
[In] rubi_integrate(x**2*(B*x**2+A)/(b*x**2+a),x)
[Out]
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Mathematica [A] time = 0.062653, size = 57, normalized size = 0.98 \[ \frac{\sqrt{a} (a B-A b) \tan ^{-1}\left (\frac{\sqrt{b} x}{\sqrt{a}}\right )}{b^{5/2}}+\frac{x (A b-a B)}{b^2}+\frac{B x^3}{3 b} \]
Antiderivative was successfully verified.
[In] Integrate[(x^2*(A + B*x^2))/(a + b*x^2),x]
[Out]
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Maple [A] time = 0.003, size = 68, normalized size = 1.2 \[{\frac{B{x}^{3}}{3\,b}}+{\frac{Ax}{b}}-{\frac{Bxa}{{b}^{2}}}-{\frac{aA}{b}\arctan \left ({bx{\frac{1}{\sqrt{ab}}}} \right ){\frac{1}{\sqrt{ab}}}}+{\frac{{a}^{2}B}{{b}^{2}}\arctan \left ({bx{\frac{1}{\sqrt{ab}}}} \right ){\frac{1}{\sqrt{ab}}}} \]
Verification of antiderivative is not currently implemented for this CAS.
[In] int(x^2*(B*x^2+A)/(b*x^2+a),x)
[Out]
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Maxima [F] time = 0., size = 0, normalized size = 0. \[ \text{Exception raised: ValueError} \]
Verification of antiderivative is not currently implemented for this CAS.
[In] integrate((B*x^2 + A)*x^2/(b*x^2 + a),x, algorithm="maxima")
[Out]
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Fricas [A] time = 0.250151, size = 1, normalized size = 0.02 \[ \left [\frac{2 \, B b x^{3} - 3 \,{\left (B a - A b\right )} \sqrt{-\frac{a}{b}} \log \left (\frac{b x^{2} - 2 \, b x \sqrt{-\frac{a}{b}} - a}{b x^{2} + a}\right ) - 6 \,{\left (B a - A b\right )} x}{6 \, b^{2}}, \frac{B b x^{3} + 3 \,{\left (B a - A b\right )} \sqrt{\frac{a}{b}} \arctan \left (\frac{x}{\sqrt{\frac{a}{b}}}\right ) - 3 \,{\left (B a - A b\right )} x}{3 \, b^{2}}\right ] \]
Verification of antiderivative is not currently implemented for this CAS.
[In] integrate((B*x^2 + A)*x^2/(b*x^2 + a),x, algorithm="fricas")
[Out]
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Sympy [A] time = 1.79807, size = 90, normalized size = 1.55 \[ \frac{B x^{3}}{3 b} - \frac{\sqrt{- \frac{a}{b^{5}}} \left (- A b + B a\right ) \log{\left (- b^{2} \sqrt{- \frac{a}{b^{5}}} + x \right )}}{2} + \frac{\sqrt{- \frac{a}{b^{5}}} \left (- A b + B a\right ) \log{\left (b^{2} \sqrt{- \frac{a}{b^{5}}} + x \right )}}{2} - \frac{x \left (- A b + B a\right )}{b^{2}} \]
Verification of antiderivative is not currently implemented for this CAS.
[In] integrate(x**2*(B*x**2+A)/(b*x**2+a),x)
[Out]
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GIAC/XCAS [A] time = 0.230644, size = 77, normalized size = 1.33 \[ \frac{{\left (B a^{2} - A a b\right )} \arctan \left (\frac{b x}{\sqrt{a b}}\right )}{\sqrt{a b} b^{2}} + \frac{B b^{2} x^{3} - 3 \, B a b x + 3 \, A b^{2} x}{3 \, b^{3}} \]
Verification of antiderivative is not currently implemented for this CAS.
[In] integrate((B*x^2 + A)*x^2/(b*x^2 + a),x, algorithm="giac")
[Out]