Optimal. Leaf size=58 \[ \frac{32 x}{45 a^3 \sqrt [4]{a+b x^4}}+\frac{8 x}{45 a^2 \left (a+b x^4\right )^{5/4}}+\frac{x}{9 a \left (a+b x^4\right )^{9/4}} \]
[Out]
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Rubi [A] time = 0.0312665, antiderivative size = 58, normalized size of antiderivative = 1., number of steps used = 3, number of rules used = 2, integrand size = 11, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.182 \[ \frac{32 x}{45 a^3 \sqrt [4]{a+b x^4}}+\frac{8 x}{45 a^2 \left (a+b x^4\right )^{5/4}}+\frac{x}{9 a \left (a+b x^4\right )^{9/4}} \]
Antiderivative was successfully verified.
[In] Int[(a + b*x^4)^(-13/4),x]
[Out]
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Rubi in Sympy [A] time = 3.28533, size = 51, normalized size = 0.88 \[ \frac{x}{9 a \left (a + b x^{4}\right )^{\frac{9}{4}}} + \frac{8 x}{45 a^{2} \left (a + b x^{4}\right )^{\frac{5}{4}}} + \frac{32 x}{45 a^{3} \sqrt [4]{a + b x^{4}}} \]
Verification of antiderivative is not currently implemented for this CAS.
[In] rubi_integrate(1/(b*x**4+a)**(13/4),x)
[Out]
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Mathematica [A] time = 0.0301808, size = 40, normalized size = 0.69 \[ \frac{x \left (45 a^2+72 a b x^4+32 b^2 x^8\right )}{45 a^3 \left (a+b x^4\right )^{9/4}} \]
Antiderivative was successfully verified.
[In] Integrate[(a + b*x^4)^(-13/4),x]
[Out]
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Maple [A] time = 0.005, size = 37, normalized size = 0.6 \[{\frac{x \left ( 32\,{b}^{2}{x}^{8}+72\,ab{x}^{4}+45\,{a}^{2} \right ) }{45\,{a}^{3}} \left ( b{x}^{4}+a \right ) ^{-{\frac{9}{4}}}} \]
Verification of antiderivative is not currently implemented for this CAS.
[In] int(1/(b*x^4+a)^(13/4),x)
[Out]
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Maxima [A] time = 1.44408, size = 68, normalized size = 1.17 \[ \frac{{\left (5 \, b^{2} - \frac{18 \,{\left (b x^{4} + a\right )} b}{x^{4}} + \frac{45 \,{\left (b x^{4} + a\right )}^{2}}{x^{8}}\right )} x^{9}}{45 \,{\left (b x^{4} + a\right )}^{\frac{9}{4}} a^{3}} \]
Verification of antiderivative is not currently implemented for this CAS.
[In] integrate((b*x^4 + a)^(-13/4),x, algorithm="maxima")
[Out]
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Fricas [A] time = 0.237761, size = 93, normalized size = 1.6 \[ \frac{{\left (32 \, b^{2} x^{9} + 72 \, a b x^{5} + 45 \, a^{2} x\right )}{\left (b x^{4} + a\right )}^{\frac{3}{4}}}{45 \,{\left (a^{3} b^{3} x^{12} + 3 \, a^{4} b^{2} x^{8} + 3 \, a^{5} b x^{4} + a^{6}\right )}} \]
Verification of antiderivative is not currently implemented for this CAS.
[In] integrate((b*x^4 + a)^(-13/4),x, algorithm="fricas")
[Out]
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Sympy [A] time = 30.2269, size = 515, normalized size = 8.88 \[ \frac{45 a^{5} x \Gamma \left (\frac{1}{4}\right )}{64 a^{\frac{33}{4}} \sqrt [4]{1 + \frac{b x^{4}}{a}} \Gamma \left (\frac{13}{4}\right ) + 192 a^{\frac{29}{4}} b x^{4} \sqrt [4]{1 + \frac{b x^{4}}{a}} \Gamma \left (\frac{13}{4}\right ) + 192 a^{\frac{25}{4}} b^{2} x^{8} \sqrt [4]{1 + \frac{b x^{4}}{a}} \Gamma \left (\frac{13}{4}\right ) + 64 a^{\frac{21}{4}} b^{3} x^{12} \sqrt [4]{1 + \frac{b x^{4}}{a}} \Gamma \left (\frac{13}{4}\right )} + \frac{117 a^{4} b x^{5} \Gamma \left (\frac{1}{4}\right )}{64 a^{\frac{33}{4}} \sqrt [4]{1 + \frac{b x^{4}}{a}} \Gamma \left (\frac{13}{4}\right ) + 192 a^{\frac{29}{4}} b x^{4} \sqrt [4]{1 + \frac{b x^{4}}{a}} \Gamma \left (\frac{13}{4}\right ) + 192 a^{\frac{25}{4}} b^{2} x^{8} \sqrt [4]{1 + \frac{b x^{4}}{a}} \Gamma \left (\frac{13}{4}\right ) + 64 a^{\frac{21}{4}} b^{3} x^{12} \sqrt [4]{1 + \frac{b x^{4}}{a}} \Gamma \left (\frac{13}{4}\right )} + \frac{104 a^{3} b^{2} x^{9} \Gamma \left (\frac{1}{4}\right )}{64 a^{\frac{33}{4}} \sqrt [4]{1 + \frac{b x^{4}}{a}} \Gamma \left (\frac{13}{4}\right ) + 192 a^{\frac{29}{4}} b x^{4} \sqrt [4]{1 + \frac{b x^{4}}{a}} \Gamma \left (\frac{13}{4}\right ) + 192 a^{\frac{25}{4}} b^{2} x^{8} \sqrt [4]{1 + \frac{b x^{4}}{a}} \Gamma \left (\frac{13}{4}\right ) + 64 a^{\frac{21}{4}} b^{3} x^{12} \sqrt [4]{1 + \frac{b x^{4}}{a}} \Gamma \left (\frac{13}{4}\right )} + \frac{32 a^{2} b^{3} x^{13} \Gamma \left (\frac{1}{4}\right )}{64 a^{\frac{33}{4}} \sqrt [4]{1 + \frac{b x^{4}}{a}} \Gamma \left (\frac{13}{4}\right ) + 192 a^{\frac{29}{4}} b x^{4} \sqrt [4]{1 + \frac{b x^{4}}{a}} \Gamma \left (\frac{13}{4}\right ) + 192 a^{\frac{25}{4}} b^{2} x^{8} \sqrt [4]{1 + \frac{b x^{4}}{a}} \Gamma \left (\frac{13}{4}\right ) + 64 a^{\frac{21}{4}} b^{3} x^{12} \sqrt [4]{1 + \frac{b x^{4}}{a}} \Gamma \left (\frac{13}{4}\right )} \]
Verification of antiderivative is not currently implemented for this CAS.
[In] integrate(1/(b*x**4+a)**(13/4),x)
[Out]
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GIAC/XCAS [F] time = 0., size = 0, normalized size = 0. \[ \int \frac{1}{{\left (b x^{4} + a\right )}^{\frac{13}{4}}}\,{d x} \]
Verification of antiderivative is not currently implemented for this CAS.
[In] integrate((b*x^4 + a)^(-13/4),x, algorithm="giac")
[Out]