Optimal. Leaf size=56 \[ i \sqrt {\cosh (2 \log (c x))} E(i \log (c x)|2) \sqrt {\text {sech}(2 \log (c x))}+\sqrt {\text {sech}(2 \log (c x))} \sinh (2 \log (c x)) \]
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Rubi [A]
time = 0.03, antiderivative size = 56, normalized size of antiderivative = 1.00, number of steps
used = 4, number of rules used = 3, integrand size = 15, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.200, Rules used = {3853, 3856,
2719} \begin {gather*} \sinh (2 \log (c x)) \sqrt {\text {sech}(2 \log (c x))}+i \sqrt {\text {sech}(2 \log (c x))} \sqrt {\cosh (2 \log (c x))} E(i \log (c x)|2) \end {gather*}
Antiderivative was successfully verified.
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Rule 2719
Rule 3853
Rule 3856
Rubi steps
\begin {align*} \int \frac {\text {sech}^{\frac {3}{2}}(2 \log (c x))}{x} \, dx &=\text {Subst}\left (\int \text {sech}^{\frac {3}{2}}(2 x) \, dx,x,\log (c x)\right )\\ &=\sqrt {\text {sech}(2 \log (c x))} \sinh (2 \log (c x))-\text {Subst}\left (\int \frac {1}{\sqrt {\text {sech}(2 x)}} \, dx,x,\log (c x)\right )\\ &=\sqrt {\text {sech}(2 \log (c x))} \sinh (2 \log (c x))-\left (\sqrt {\cosh (2 \log (c x))} \sqrt {\text {sech}(2 \log (c x))}\right ) \text {Subst}\left (\int \sqrt {\cosh (2 x)} \, dx,x,\log (c x)\right )\\ &=i \sqrt {\cosh (2 \log (c x))} E(i \log (c x)|2) \sqrt {\text {sech}(2 \log (c x))}+\sqrt {\text {sech}(2 \log (c x))} \sinh (2 \log (c x))\\ \end {align*}
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Mathematica [A]
time = 0.09, size = 45, normalized size = 0.80 \begin {gather*} \frac {\frac {i E(i \log (c x)|2)}{\sqrt {\cosh (2 \log (c x))}}+\tanh (2 \log (c x))}{\sqrt {\text {sech}(2 \log (c x))}} \end {gather*}
Antiderivative was successfully verified.
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Maple [A]
time = 2.62, size = 127, normalized size = 2.27
method | result | size |
derivativedivides | \(\frac {2 \left (\frac {c x}{2}+\frac {1}{2 c x}\right ) \left (\frac {c x}{2}-\frac {1}{2 c x}\right )^{2}+\sqrt {-2 \left (\frac {c x}{2}-\frac {1}{2 c x}\right )^{2}-1}\, \EllipticE \left (\frac {c x}{2}+\frac {1}{2 c x}, \sqrt {2}\right ) \sqrt {-\left (\frac {c x}{2}-\frac {1}{2 c x}\right )^{2}}}{\left (\frac {c x}{2}-\frac {1}{2 c x}\right ) \sqrt {2 \left (\frac {c x}{2}+\frac {1}{2 c x}\right )^{2}-1}}\) | \(127\) |
default | \(\frac {2 \left (\frac {c x}{2}+\frac {1}{2 c x}\right ) \left (\frac {c x}{2}-\frac {1}{2 c x}\right )^{2}+\sqrt {-2 \left (\frac {c x}{2}-\frac {1}{2 c x}\right )^{2}-1}\, \EllipticE \left (\frac {c x}{2}+\frac {1}{2 c x}, \sqrt {2}\right ) \sqrt {-\left (\frac {c x}{2}-\frac {1}{2 c x}\right )^{2}}}{\left (\frac {c x}{2}-\frac {1}{2 c x}\right ) \sqrt {2 \left (\frac {c x}{2}+\frac {1}{2 c x}\right )^{2}-1}}\) | \(127\) |
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 [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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Sympy [F]
time = 0.00, size = 0, normalized size = 0.00 \begin {gather*} \int \frac {\operatorname {sech}^{\frac {3}{2}}{\left (2 \log {\left (c x \right )} \right )}}{x}\, dx \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [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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Mupad [F]
time = 0.00, size = -1, normalized size = -0.02 \begin {gather*} \int \frac {{\left (\frac {1}{\mathrm {cosh}\left (2\,\ln \left (c\,x\right )\right )}\right )}^{3/2}}{x} \,d x \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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