Optimal. Leaf size=33 \[ \frac {2 \tan ^{-1}\left (\frac {\sqrt {b} x}{\sqrt {\frac {a}{x^3}-b x^2}}\right )}{5 \sqrt {b}} \]
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Rubi [A]
time = 0.01, antiderivative size = 33, normalized size of antiderivative = 1.00, number of steps
used = 3, number of rules used = 3, integrand size = 16, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.188, Rules used = {2004, 2033,
209} \begin {gather*} \frac {2 \text {ArcTan}\left (\frac {\sqrt {b} x}{\sqrt {\frac {a}{x^3}-b x^2}}\right )}{5 \sqrt {b}} \end {gather*}
Antiderivative was successfully verified.
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Rule 209
Rule 2004
Rule 2033
Rubi steps
\begin {align*} \int \frac {1}{\sqrt {\frac {a-b x^5}{x^3}}} \, dx &=\int \frac {1}{\sqrt {\frac {a}{x^3}-b x^2}} \, dx\\ &=\frac {2}{5} \text {Subst}\left (\int \frac {1}{1+b x^2} \, dx,x,\frac {x}{\sqrt {\frac {a}{x^3}-b x^2}}\right )\\ &=\frac {2 \tan ^{-1}\left (\frac {\sqrt {b} x}{\sqrt {\frac {a}{x^3}-b x^2}}\right )}{5 \sqrt {b}}\\ \end {align*}
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Mathematica [A]
time = 0.20, size = 66, normalized size = 2.00 \begin {gather*} -\frac {2 \sqrt {a-b x^5} \tan ^{-1}\left (\frac {\sqrt {a-b x^5}}{\sqrt {b} x^{5/2}}\right )}{5 \sqrt {b} x^{3/2} \sqrt {\frac {a-b x^5}{x^3}}} \end {gather*}
Antiderivative was successfully verified.
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Maple [F]
time = 0.03, size = 0, normalized size = 0.00 \[\int \frac {1}{\sqrt {\frac {-b \,x^{5}+a}{x^{3}}}}\, dx\]
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 [A]
time = 3.75, size = 111, normalized size = 3.36 \begin {gather*} \left [-\frac {\sqrt {-b} \log \left (-8 \, b^{2} x^{10} + 8 \, a b x^{5} - a^{2} + 4 \, {\left (2 \, b x^{9} - a x^{4}\right )} \sqrt {-b} \sqrt {-\frac {b x^{5} - a}{x^{3}}}\right )}{10 \, b}, -\frac {\arctan \left (\frac {2 \, \sqrt {b} x^{4} \sqrt {-\frac {b x^{5} - a}{x^{3}}}}{2 \, b x^{5} - a}\right )}{5 \, \sqrt {b}}\right ] \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [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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Giac [F(-2)]
time = 0.00, size = 0, normalized size = 0.00 \begin {gather*} \text {Exception raised: TypeError} \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 = -0.03 \begin {gather*} \int \frac {1}{\sqrt {\frac {a-b\,x^5}{x^3}}} \,d x \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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