Optimal. Leaf size=70 \[ \frac{x^{m+1} \, _2F_1\left (2,\frac{m+1}{2};\frac{m+3}{2};a^2 x^2\right )}{m+1}+\frac{a x^{m+2} \, _2F_1\left (2,\frac{m+2}{2};\frac{m+4}{2};a^2 x^2\right )}{m+2} \]
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Rubi [A] time = 0.0231833, antiderivative size = 70, normalized size of antiderivative = 1., number of steps used = 3, number of rules used = 1, integrand size = 36, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.028, Rules used = {364} \[ \frac{x^{m+1} \, _2F_1\left (2,\frac{m+1}{2};\frac{m+3}{2};a^2 x^2\right )}{m+1}+\frac{a x^{m+2} \, _2F_1\left (2,\frac{m+2}{2};\frac{m+4}{2};a^2 x^2\right )}{m+2} \]
Antiderivative was successfully verified.
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Rule 364
Rubi steps
\begin{align*} \int \left (\frac{x^m}{\left (1-a^2 x^2\right )^2}+\frac{a x^{1+m}}{\left (1-a^2 x^2\right )^2}\right ) \, dx &=a \int \frac{x^{1+m}}{\left (1-a^2 x^2\right )^2} \, dx+\int \frac{x^m}{\left (1-a^2 x^2\right )^2} \, dx\\ &=\frac{x^{1+m} \, _2F_1\left (2,\frac{1+m}{2};\frac{3+m}{2};a^2 x^2\right )}{1+m}+\frac{a x^{2+m} \, _2F_1\left (2,\frac{2+m}{2};\frac{4+m}{2};a^2 x^2\right )}{2+m}\\ \end{align*}
Mathematica [A] time = 0.0059114, size = 67, normalized size = 0.96 \[ x^{m+1} \left (\frac{a x \, _2F_1\left (2,\frac{m}{2}+1;\frac{m}{2}+2;a^2 x^2\right )}{m+2}+\frac{\, _2F_1\left (2,\frac{m+1}{2};\frac{m+3}{2};a^2 x^2\right )}{m+1}\right ) \]
Antiderivative was successfully verified.
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Maple [C] time = 0.079, size = 177, normalized size = 2.5 \begin{align*} -{\frac{1}{2\,a} \left ( -{a}^{2} \right ) ^{-{\frac{m}{2}}} \left ({\frac{{x}^{m} \left ( -2-m \right ) }{ \left ( 2+m \right ) \left ( -{a}^{2}{x}^{2}+1 \right ) } \left ( -{a}^{2} \right ) ^{{\frac{m}{2}}}}+{\frac{{x}^{m}m}{2} \left ( -{a}^{2} \right ) ^{{\frac{m}{2}}}{\it LerchPhi} \left ({a}^{2}{x}^{2},1,{\frac{m}{2}} \right ) } \right ) }+{\frac{1}{2} \left ( -{a}^{2} \right ) ^{-{\frac{1}{2}}-{\frac{m}{2}}} \left ( -2\,{\frac{{x}^{1+m} \left ( -{a}^{2} \right ) ^{1/2+m/2} \left ( -1-m \right ) }{ \left ( 1+m \right ) \left ( -2\,{a}^{2}{x}^{2}+2 \right ) }}+2\,{\frac{{x}^{1+m} \left ( -{a}^{2} \right ) ^{1/2+m/2} \left ( -1/4\,{m}^{2}+1/4 \right ){\it LerchPhi} \left ({a}^{2}{x}^{2},1,1/2+m/2 \right ) }{1+m}} \right ) } \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [F] time = 0., size = 0, normalized size = 0. \begin{align*} \int \frac{a x^{m + 1}}{{\left (a^{2} x^{2} - 1\right )}^{2}} + \frac{x^{m}}{{\left (a^{2} x^{2} - 1\right )}^{2}}\,{d x} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [F] time = 0., size = 0, normalized size = 0. \begin{align*}{\rm integral}\left (\frac{a x^{m + 1} + x^{m}}{a^{4} x^{4} - 2 \, a^{2} x^{2} + 1}, x\right ) \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [C] time = 4.71473, size = 673, normalized size = 9.61 \begin{align*} \text{result too large to display} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [F] time = 0., size = 0, normalized size = 0. \begin{align*} \int \frac{a x^{m + 1}}{{\left (a^{2} x^{2} - 1\right )}^{2}} + \frac{x^{m}}{{\left (a^{2} x^{2} - 1\right )}^{2}}\,{d x} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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