Optimal. Leaf size=39 \[ \frac {(c+d x) \sinh ^2\left (\frac {a}{c+d x}\right )}{d}-\frac {a \text {Shi}\left (\frac {2 a}{c+d x}\right )}{d} \]
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Rubi [A] time = 0.06, antiderivative size = 39, normalized size of antiderivative = 1.00, number of steps used = 5, number of rules used = 5, integrand size = 12, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.417, Rules used = {5310, 5302, 3313, 12, 3298} \[ \frac {(c+d x) \sinh ^2\left (\frac {a}{c+d x}\right )}{d}-\frac {a \text {Shi}\left (\frac {2 a}{c+d x}\right )}{d} \]
Antiderivative was successfully verified.
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Rule 12
Rule 3298
Rule 3313
Rule 5302
Rule 5310
Rubi steps
\begin {align*} \int \sinh ^2\left (\frac {a}{c+d x}\right ) \, dx &=\frac {\operatorname {Subst}\left (\int \sinh ^2\left (\frac {a}{x}\right ) \, dx,x,c+d x\right )}{d}\\ &=-\frac {\operatorname {Subst}\left (\int \frac {\sinh ^2(a x)}{x^2} \, dx,x,\frac {1}{c+d x}\right )}{d}\\ &=\frac {(c+d x) \sinh ^2\left (\frac {a}{c+d x}\right )}{d}+\frac {(2 i a) \operatorname {Subst}\left (\int \frac {i \sinh (2 a x)}{2 x} \, dx,x,\frac {1}{c+d x}\right )}{d}\\ &=\frac {(c+d x) \sinh ^2\left (\frac {a}{c+d x}\right )}{d}-\frac {a \operatorname {Subst}\left (\int \frac {\sinh (2 a x)}{x} \, dx,x,\frac {1}{c+d x}\right )}{d}\\ &=\frac {(c+d x) \sinh ^2\left (\frac {a}{c+d x}\right )}{d}-\frac {a \text {Shi}\left (\frac {2 a}{c+d x}\right )}{d}\\ \end {align*}
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Mathematica [A] time = 0.04, size = 37, normalized size = 0.95 \[ \frac {(c+d x) \sinh ^2\left (\frac {a}{c+d x}\right )-a \text {Shi}\left (\frac {2 a}{c+d x}\right )}{d} \]
Antiderivative was successfully verified.
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fricas [A] time = 1.00, size = 73, normalized size = 1.87 \[ \frac {{\left (d x + c\right )} \cosh \left (\frac {a}{d x + c}\right )^{2} + {\left (d x + c\right )} \sinh \left (\frac {a}{d x + c}\right )^{2} - d x - a {\rm Ei}\left (\frac {2 \, a}{d x + c}\right ) + a {\rm Ei}\left (-\frac {2 \, a}{d x + c}\right )}{2 \, d} \]
Verification of antiderivative is not currently implemented for this CAS.
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giac [B] time = 3.08, size = 97, normalized size = 2.49 \[ -\frac {{\left (\frac {2 \, a^{3} {\rm Ei}\left (\frac {2 \, a}{d x + c}\right )}{d x + c} - \frac {2 \, a^{3} {\rm Ei}\left (-\frac {2 \, a}{d x + c}\right )}{d x + c} - a^{2} e^{\left (\frac {2 \, a}{d x + c}\right )} - a^{2} e^{\left (-\frac {2 \, a}{d x + c}\right )} + 2 \, a^{2}\right )} {\left (d x + c\right )}}{4 \, a^{2} d} \]
Verification of antiderivative is not currently implemented for this CAS.
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maple [A] time = 0.04, size = 50, normalized size = 1.28 \[ -\frac {a \left (\frac {d x +c}{2 a}-\frac {\left (d x +c \right ) \cosh \left (\frac {2 a}{d x +c}\right )}{2 a}+\Shi \left (\frac {2 a}{d x +c}\right )\right )}{d} \]
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 \[ \frac {1}{2} \, a d \int \frac {x e^{\left (\frac {2 \, a}{d x + c}\right )}}{d^{2} x^{2} + 2 \, c d x + c^{2}}\,{d x} - \frac {1}{2} \, a d \int \frac {x e^{\left (-\frac {2 \, a}{d x + c}\right )}}{d^{2} x^{2} + 2 \, c d x + c^{2}}\,{d x} + \frac {1}{4} \, x e^{\left (\frac {2 \, a}{d x + c}\right )} + \frac {1}{4} \, x e^{\left (-\frac {2 \, a}{d x + c}\right )} - \frac {1}{2} \, x \]
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 \[ \int {\mathrm {sinh}\left (\frac {a}{c+d\,x}\right )}^2 \,d x \]
Verification of antiderivative is not currently implemented for this CAS.
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sympy [F(-1)] time = 0.00, size = 0, normalized size = 0.00 \[ \text {Timed out} \]
Verification of antiderivative is not currently implemented for this CAS.
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