Optimal. Leaf size=117 \[ \frac {1}{4} b c d x \sqrt {-1+c x} \sqrt {1+c x}-\frac {1}{4} b d \cosh ^{-1}(c x)+\frac {1}{2} d \left (1-c^2 x^2\right ) \left (a+b \cosh ^{-1}(c x)\right )+\frac {d \left (a+b \cosh ^{-1}(c x)\right )^2}{2 b}+d \left (a+b \cosh ^{-1}(c x)\right ) \log \left (1+e^{-2 \cosh ^{-1}(c x)}\right )-\frac {1}{2} b d \text {PolyLog}\left (2,-e^{-2 \cosh ^{-1}(c x)}\right ) \]
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Rubi [A]
time = 0.12, antiderivative size = 117, normalized size of antiderivative = 1.00, number of steps
used = 8, number of rules used = 8, integrand size = 23, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.348, Rules used = {5919, 5882,
3799, 2221, 2317, 2438, 38, 54} \begin {gather*} \frac {1}{2} d \left (1-c^2 x^2\right ) \left (a+b \cosh ^{-1}(c x)\right )+\frac {d \left (a+b \cosh ^{-1}(c x)\right )^2}{2 b}+d \log \left (e^{-2 \cosh ^{-1}(c x)}+1\right ) \left (a+b \cosh ^{-1}(c x)\right )-\frac {1}{2} b d \text {Li}_2\left (-e^{-2 \cosh ^{-1}(c x)}\right )+\frac {1}{4} b c d x \sqrt {c x-1} \sqrt {c x+1}-\frac {1}{4} b d \cosh ^{-1}(c x) \end {gather*}
Antiderivative was successfully verified.
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Rule 38
Rule 54
Rule 2221
Rule 2317
Rule 2438
Rule 3799
Rule 5882
Rule 5919
Rubi steps
\begin {align*} \int \frac {\left (d-c^2 d x^2\right ) \left (a+b \cosh ^{-1}(c x)\right )}{x} \, dx &=\frac {1}{2} d \left (1-c^2 x^2\right ) \left (a+b \cosh ^{-1}(c x)\right )+d \int \frac {a+b \cosh ^{-1}(c x)}{x} \, dx+\frac {1}{2} (b c d) \int \sqrt {-1+c x} \sqrt {1+c x} \, dx\\ &=\frac {1}{4} b c d x \sqrt {-1+c x} \sqrt {1+c x}+\frac {1}{2} d \left (1-c^2 x^2\right ) \left (a+b \cosh ^{-1}(c x)\right )+d \text {Subst}\left (\int (a+b x) \tanh (x) \, dx,x,\cosh ^{-1}(c x)\right )-\frac {1}{4} (b c d) \int \frac {1}{\sqrt {-1+c x} \sqrt {1+c x}} \, dx\\ &=\frac {1}{4} b c d x \sqrt {-1+c x} \sqrt {1+c x}-\frac {1}{4} b d \cosh ^{-1}(c x)+\frac {1}{2} d \left (1-c^2 x^2\right ) \left (a+b \cosh ^{-1}(c x)\right )-\frac {d \left (a+b \cosh ^{-1}(c x)\right )^2}{2 b}+(2 d) \text {Subst}\left (\int \frac {e^{2 x} (a+b x)}{1+e^{2 x}} \, dx,x,\cosh ^{-1}(c x)\right )\\ &=\frac {1}{4} b c d x \sqrt {-1+c x} \sqrt {1+c x}-\frac {1}{4} b d \cosh ^{-1}(c x)+\frac {1}{2} d \left (1-c^2 x^2\right ) \left (a+b \cosh ^{-1}(c x)\right )-\frac {d \left (a+b \cosh ^{-1}(c x)\right )^2}{2 b}+d \left (a+b \cosh ^{-1}(c x)\right ) \log \left (1+e^{2 \cosh ^{-1}(c x)}\right )-(b d) \text {Subst}\left (\int \log \left (1+e^{2 x}\right ) \, dx,x,\cosh ^{-1}(c x)\right )\\ &=\frac {1}{4} b c d x \sqrt {-1+c x} \sqrt {1+c x}-\frac {1}{4} b d \cosh ^{-1}(c x)+\frac {1}{2} d \left (1-c^2 x^2\right ) \left (a+b \cosh ^{-1}(c x)\right )-\frac {d \left (a+b \cosh ^{-1}(c x)\right )^2}{2 b}+d \left (a+b \cosh ^{-1}(c x)\right ) \log \left (1+e^{2 \cosh ^{-1}(c x)}\right )-\frac {1}{2} (b d) \text {Subst}\left (\int \frac {\log (1+x)}{x} \, dx,x,e^{2 \cosh ^{-1}(c x)}\right )\\ &=\frac {1}{4} b c d x \sqrt {-1+c x} \sqrt {1+c x}-\frac {1}{4} b d \cosh ^{-1}(c x)+\frac {1}{2} d \left (1-c^2 x^2\right ) \left (a+b \cosh ^{-1}(c x)\right )-\frac {d \left (a+b \cosh ^{-1}(c x)\right )^2}{2 b}+d \left (a+b \cosh ^{-1}(c x)\right ) \log \left (1+e^{2 \cosh ^{-1}(c x)}\right )+\frac {1}{2} b d \text {Li}_2\left (-e^{2 \cosh ^{-1}(c x)}\right )\\ \end {align*}
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Mathematica [A]
time = 0.17, size = 116, normalized size = 0.99 \begin {gather*} -\frac {1}{4} d \left (2 a c^2 x^2-b c x \sqrt {-1+c x} \sqrt {1+c x}-2 b \cosh ^{-1}(c x)^2-2 b \tanh ^{-1}\left (\sqrt {\frac {-1+c x}{1+c x}}\right )+2 b \cosh ^{-1}(c x) \left (c^2 x^2-2 \log \left (1+e^{-2 \cosh ^{-1}(c x)}\right )\right )-4 a \log (x)+2 b \text {PolyLog}\left (2,-e^{-2 \cosh ^{-1}(c x)}\right )\right ) \end {gather*}
Warning: Unable to verify antiderivative.
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Maple [A]
time = 5.02, size = 131, normalized size = 1.12
method | result | size |
derivativedivides | \(-\frac {a \,c^{2} d \,x^{2}}{2}+a d \ln \left (c x \right )-\frac {b d \mathrm {arccosh}\left (c x \right )^{2}}{2}+\frac {b c d x \sqrt {c x -1}\, \sqrt {c x +1}}{4}-\frac {b d \,\mathrm {arccosh}\left (c x \right ) c^{2} x^{2}}{2}+\frac {b d \,\mathrm {arccosh}\left (c x \right )}{4}+b d \,\mathrm {arccosh}\left (c x \right ) \ln \left (1+\left (c x +\sqrt {c x -1}\, \sqrt {c x +1}\right )^{2}\right )+\frac {b d \polylog \left (2, -\left (c x +\sqrt {c x -1}\, \sqrt {c x +1}\right )^{2}\right )}{2}\) | \(131\) |
default | \(-\frac {a \,c^{2} d \,x^{2}}{2}+a d \ln \left (c x \right )-\frac {b d \mathrm {arccosh}\left (c x \right )^{2}}{2}+\frac {b c d x \sqrt {c x -1}\, \sqrt {c x +1}}{4}-\frac {b d \,\mathrm {arccosh}\left (c x \right ) c^{2} x^{2}}{2}+\frac {b d \,\mathrm {arccosh}\left (c x \right )}{4}+b d \,\mathrm {arccosh}\left (c x \right ) \ln \left (1+\left (c x +\sqrt {c x -1}\, \sqrt {c x +1}\right )^{2}\right )+\frac {b d \polylog \left (2, -\left (c x +\sqrt {c x -1}\, \sqrt {c x +1}\right )^{2}\right )}{2}\) | \(131\) |
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]
time = 0.00, size = 0, normalized size = 0.00 \begin {gather*} \text {could not integrate} \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*} - d \left (\int \left (- \frac {a}{x}\right )\, dx + \int a c^{2} x\, dx + \int \left (- \frac {b \operatorname {acosh}{\left (c x \right )}}{x}\right )\, dx + \int b c^{2} x \operatorname {acosh}{\left (c x \right )}\, dx\right ) \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 = -0.01 \begin {gather*} \int \frac {\left (a+b\,\mathrm {acosh}\left (c\,x\right )\right )\,\left (d-c^2\,d\,x^2\right )}{x} \,d x \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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