Optimal. Leaf size=88 \[ \frac {(a-b) \tanh ^{-1}\left (\frac {\sqrt {a} \cosh (e+f x)}{\sqrt {a-b+b \cosh ^2(e+f x)}}\right )}{2 \sqrt {a} f}-\frac {\sqrt {a-b+b \cosh ^2(e+f x)} \coth (e+f x) \text {csch}(e+f x)}{2 f} \]
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Rubi [A]
time = 0.08, antiderivative size = 88, normalized size of antiderivative = 1.00, number of steps
used = 4, number of rules used = 4, integrand size = 25, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.160, Rules used = {3265, 386, 385,
212} \begin {gather*} \frac {(a-b) \tanh ^{-1}\left (\frac {\sqrt {a} \cosh (e+f x)}{\sqrt {a+b \cosh ^2(e+f x)-b}}\right )}{2 \sqrt {a} f}-\frac {\coth (e+f x) \text {csch}(e+f x) \sqrt {a+b \cosh ^2(e+f x)-b}}{2 f} \end {gather*}
Antiderivative was successfully verified.
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Rule 212
Rule 385
Rule 386
Rule 3265
Rubi steps
\begin {align*} \int \text {csch}^3(e+f x) \sqrt {a+b \sinh ^2(e+f x)} \, dx &=\frac {\text {Subst}\left (\int \frac {\sqrt {a-b+b x^2}}{\left (1-x^2\right )^2} \, dx,x,\cosh (e+f x)\right )}{f}\\ &=-\frac {\sqrt {a-b+b \cosh ^2(e+f x)} \coth (e+f x) \text {csch}(e+f x)}{2 f}+\frac {(a-b) \text {Subst}\left (\int \frac {1}{\left (1-x^2\right ) \sqrt {a-b+b x^2}} \, dx,x,\cosh (e+f x)\right )}{2 f}\\ &=-\frac {\sqrt {a-b+b \cosh ^2(e+f x)} \coth (e+f x) \text {csch}(e+f x)}{2 f}+\frac {(a-b) \text {Subst}\left (\int \frac {1}{1-a x^2} \, dx,x,\frac {\cosh (e+f x)}{\sqrt {a-b+b \cosh ^2(e+f x)}}\right )}{2 f}\\ &=\frac {(a-b) \tanh ^{-1}\left (\frac {\sqrt {a} \cosh (e+f x)}{\sqrt {a-b+b \cosh ^2(e+f x)}}\right )}{2 \sqrt {a} f}-\frac {\sqrt {a-b+b \cosh ^2(e+f x)} \coth (e+f x) \text {csch}(e+f x)}{2 f}\\ \end {align*}
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Mathematica [A]
time = 0.21, size = 104, normalized size = 1.18 \begin {gather*} \frac {2 (a-b) \tanh ^{-1}\left (\frac {\sqrt {2} \sqrt {a} \cosh (e+f x)}{\sqrt {2 a-b+b \cosh (2 (e+f x))}}\right )-\sqrt {2} \sqrt {a} \sqrt {2 a-b+b \cosh (2 (e+f x))} \coth (e+f x) \text {csch}(e+f x)}{4 \sqrt {a} f} \end {gather*}
Antiderivative was successfully verified.
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Maple [B] Leaf count of result is larger than twice the leaf count of optimal. \(229\) vs.
\(2(76)=152\).
time = 1.11, size = 230, normalized size = 2.61
method | result | size |
default | \(-\frac {\sqrt {\left (a +b \left (\sinh ^{2}\left (f x +e \right )\right )\right ) \left (\cosh ^{2}\left (f x +e \right )\right )}\, \left (-a \ln \left (\frac {\left (a +b \right ) \left (\cosh ^{2}\left (f x +e \right )\right )+2 \sqrt {a}\, \sqrt {b \left (\cosh ^{4}\left (f x +e \right )\right )+\left (a -b \right ) \left (\cosh ^{2}\left (f x +e \right )\right )}+a -b}{\sinh \left (f x +e \right )^{2}}\right ) \left (\sinh ^{2}\left (f x +e \right )\right )+b \ln \left (\frac {\left (a +b \right ) \left (\cosh ^{2}\left (f x +e \right )\right )+2 \sqrt {a}\, \sqrt {b \left (\cosh ^{4}\left (f x +e \right )\right )+\left (a -b \right ) \left (\cosh ^{2}\left (f x +e \right )\right )}+a -b}{\sinh \left (f x +e \right )^{2}}\right ) \left (\sinh ^{2}\left (f x +e \right )\right )+2 \sqrt {a}\, \sqrt {\left (a +b \left (\sinh ^{2}\left (f x +e \right )\right )\right ) \left (\cosh ^{2}\left (f x +e \right )\right )}\right )}{4 \sqrt {a}\, \sinh \left (f x +e \right )^{2} \cosh \left (f x +e \right ) \sqrt {a +b \left (\sinh ^{2}\left (f x +e \right )\right )}\, f}\) | \(230\) |
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 [B] Leaf count of result is larger than twice the leaf count of optimal. 587 vs.
\(2 (76) = 152\).
time = 0.45, size = 1277, normalized size = 14.51 \begin {gather*} \left [-\frac {{\left ({\left (a - b\right )} \cosh \left (f x + e\right )^{4} + 4 \, {\left (a - b\right )} \cosh \left (f x + e\right ) \sinh \left (f x + e\right )^{3} + {\left (a - b\right )} \sinh \left (f x + e\right )^{4} - 2 \, {\left (a - b\right )} \cosh \left (f x + e\right )^{2} + 2 \, {\left (3 \, {\left (a - b\right )} \cosh \left (f x + e\right )^{2} - a + b\right )} \sinh \left (f x + e\right )^{2} + 4 \, {\left ({\left (a - b\right )} \cosh \left (f x + e\right )^{3} - {\left (a - b\right )} \cosh \left (f x + e\right )\right )} \sinh \left (f x + e\right ) + a - b\right )} \sqrt {a} \log \left (-\frac {{\left (a + b\right )} \cosh \left (f x + e\right )^{4} + 4 \, {\left (a + b\right )} \cosh \left (f x + e\right ) \sinh \left (f x + e\right )^{3} + {\left (a + b\right )} \sinh \left (f x + e\right )^{4} + 2 \, {\left (3 \, a - b\right )} \cosh \left (f x + e\right )^{2} + 2 \, {\left (3 \, {\left (a + b\right )} \cosh \left (f x + e\right )^{2} + 3 \, a - b\right )} \sinh \left (f x + e\right )^{2} - 2 \, \sqrt {2} {\left (\cosh \left (f x + e\right )^{2} + 2 \, \cosh \left (f x + e\right ) \sinh \left (f x + e\right ) + \sinh \left (f x + e\right )^{2} + 1\right )} \sqrt {a} \sqrt {\frac {b \cosh \left (f x + e\right )^{2} + b \sinh \left (f x + e\right )^{2} + 2 \, a - b}{\cosh \left (f x + e\right )^{2} - 2 \, \cosh \left (f x + e\right ) \sinh \left (f x + e\right ) + \sinh \left (f x + e\right )^{2}}} + 4 \, {\left ({\left (a + b\right )} \cosh \left (f x + e\right )^{3} + {\left (3 \, a - b\right )} \cosh \left (f x + e\right )\right )} \sinh \left (f x + e\right ) + a + b}{\cosh \left (f x + e\right )^{4} + 4 \, \cosh \left (f x + e\right ) \sinh \left (f x + e\right )^{3} + \sinh \left (f x + e\right )^{4} + 2 \, {\left (3 \, \cosh \left (f x + e\right )^{2} - 1\right )} \sinh \left (f x + e\right )^{2} - 2 \, \cosh \left (f x + e\right )^{2} + 4 \, {\left (\cosh \left (f x + e\right )^{3} - \cosh \left (f x + e\right )\right )} \sinh \left (f x + e\right ) + 1}\right ) + 2 \, \sqrt {2} {\left (a \cosh \left (f x + e\right )^{2} + 2 \, a \cosh \left (f x + e\right ) \sinh \left (f x + e\right ) + a \sinh \left (f x + e\right )^{2} + a\right )} \sqrt {\frac {b \cosh \left (f x + e\right )^{2} + b \sinh \left (f x + e\right )^{2} + 2 \, a - b}{\cosh \left (f x + e\right )^{2} - 2 \, \cosh \left (f x + e\right ) \sinh \left (f x + e\right ) + \sinh \left (f x + e\right )^{2}}}}{4 \, {\left (a f \cosh \left (f x + e\right )^{4} + 4 \, a f \cosh \left (f x + e\right ) \sinh \left (f x + e\right )^{3} + a f \sinh \left (f x + e\right )^{4} - 2 \, a f \cosh \left (f x + e\right )^{2} + 2 \, {\left (3 \, a f \cosh \left (f x + e\right )^{2} - a f\right )} \sinh \left (f x + e\right )^{2} + a f + 4 \, {\left (a f \cosh \left (f x + e\right )^{3} - a f \cosh \left (f x + e\right )\right )} \sinh \left (f x + e\right )\right )}}, -\frac {{\left ({\left (a - b\right )} \cosh \left (f x + e\right )^{4} + 4 \, {\left (a - b\right )} \cosh \left (f x + e\right ) \sinh \left (f x + e\right )^{3} + {\left (a - b\right )} \sinh \left (f x + e\right )^{4} - 2 \, {\left (a - b\right )} \cosh \left (f x + e\right )^{2} + 2 \, {\left (3 \, {\left (a - b\right )} \cosh \left (f x + e\right )^{2} - a + b\right )} \sinh \left (f x + e\right )^{2} + 4 \, {\left ({\left (a - b\right )} \cosh \left (f x + e\right )^{3} - {\left (a - b\right )} \cosh \left (f x + e\right )\right )} \sinh \left (f x + e\right ) + a - b\right )} \sqrt {-a} \arctan \left (\frac {\sqrt {2} {\left (\cosh \left (f x + e\right )^{2} + 2 \, \cosh \left (f x + e\right ) \sinh \left (f x + e\right ) + \sinh \left (f x + e\right )^{2} + 1\right )} \sqrt {-a} \sqrt {\frac {b \cosh \left (f x + e\right )^{2} + b \sinh \left (f x + e\right )^{2} + 2 \, a - b}{\cosh \left (f x + e\right )^{2} - 2 \, \cosh \left (f x + e\right ) \sinh \left (f x + e\right ) + \sinh \left (f x + e\right )^{2}}}}{b \cosh \left (f x + e\right )^{4} + 4 \, b \cosh \left (f x + e\right ) \sinh \left (f x + e\right )^{3} + b \sinh \left (f x + e\right )^{4} + 2 \, {\left (2 \, a - b\right )} \cosh \left (f x + e\right )^{2} + 2 \, {\left (3 \, b \cosh \left (f x + e\right )^{2} + 2 \, a - b\right )} \sinh \left (f x + e\right )^{2} + 4 \, {\left (b \cosh \left (f x + e\right )^{3} + {\left (2 \, a - b\right )} \cosh \left (f x + e\right )\right )} \sinh \left (f x + e\right ) + b}\right ) + \sqrt {2} {\left (a \cosh \left (f x + e\right )^{2} + 2 \, a \cosh \left (f x + e\right ) \sinh \left (f x + e\right ) + a \sinh \left (f x + e\right )^{2} + a\right )} \sqrt {\frac {b \cosh \left (f x + e\right )^{2} + b \sinh \left (f x + e\right )^{2} + 2 \, a - b}{\cosh \left (f x + e\right )^{2} - 2 \, \cosh \left (f x + e\right ) \sinh \left (f x + e\right ) + \sinh \left (f x + e\right )^{2}}}}{2 \, {\left (a f \cosh \left (f x + e\right )^{4} + 4 \, a f \cosh \left (f x + e\right ) \sinh \left (f x + e\right )^{3} + a f \sinh \left (f x + e\right )^{4} - 2 \, a f \cosh \left (f x + e\right )^{2} + 2 \, {\left (3 \, a f \cosh \left (f x + e\right )^{2} - a f\right )} \sinh \left (f x + e\right )^{2} + a f + 4 \, {\left (a f \cosh \left (f x + e\right )^{3} - a f \cosh \left (f x + e\right )\right )} \sinh \left (f x + e\right )\right )}}\right ] \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 \sqrt {a + b \sinh ^{2}{\left (e + f x \right )}} \operatorname {csch}^{3}{\left (e + f x \right )}\, dx \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 {\sqrt {b\,{\mathrm {sinh}\left (e+f\,x\right )}^2+a}}{{\mathrm {sinh}\left (e+f\,x\right )}^3} \,d x \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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