Integrand size = 14, antiderivative size = 31 \[ \int \frac {1}{\sqrt {b \coth ^2(c+d x)}} \, dx=\frac {\coth (c+d x) \log (\cosh (c+d x))}{d \sqrt {b \coth ^2(c+d x)}} \]
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Time = 0.02 (sec) , antiderivative size = 31, normalized size of antiderivative = 1.00, number of steps used = 2, number of rules used = 2, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.143, Rules used = {3739, 3556} \[ \int \frac {1}{\sqrt {b \coth ^2(c+d x)}} \, dx=\frac {\coth (c+d x) \log (\cosh (c+d x))}{d \sqrt {b \coth ^2(c+d x)}} \]
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Rule 3556
Rule 3739
Rubi steps \begin{align*} \text {integral}& = \frac {\coth (c+d x) \int \tanh (c+d x) \, dx}{\sqrt {b \coth ^2(c+d x)}} \\ & = \frac {\coth (c+d x) \log (\cosh (c+d x))}{d \sqrt {b \coth ^2(c+d x)}} \\ \end{align*}
Time = 0.07 (sec) , antiderivative size = 31, normalized size of antiderivative = 1.00 \[ \int \frac {1}{\sqrt {b \coth ^2(c+d x)}} \, dx=\frac {\coth (c+d x) \log (\cosh (c+d x))}{d \sqrt {b \coth ^2(c+d x)}} \]
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Time = 0.11 (sec) , antiderivative size = 52, normalized size of antiderivative = 1.68
method | result | size |
derivativedivides | \(-\frac {\coth \left (d x +c \right ) \left (\ln \left (\coth \left (d x +c \right )-1\right )+\ln \left (\coth \left (d x +c \right )+1\right )-2 \ln \left (\coth \left (d x +c \right )\right )\right )}{2 d \sqrt {\coth \left (d x +c \right )^{2} b}}\) | \(52\) |
default | \(-\frac {\coth \left (d x +c \right ) \left (\ln \left (\coth \left (d x +c \right )-1\right )+\ln \left (\coth \left (d x +c \right )+1\right )-2 \ln \left (\coth \left (d x +c \right )\right )\right )}{2 d \sqrt {\coth \left (d x +c \right )^{2} b}}\) | \(52\) |
risch | \(\frac {\left ({\mathrm e}^{2 d x +2 c}+1\right ) x}{\sqrt {\frac {\left ({\mathrm e}^{2 d x +2 c}+1\right )^{2} b}{\left ({\mathrm e}^{2 d x +2 c}-1\right )^{2}}}\, \left ({\mathrm e}^{2 d x +2 c}-1\right )}-\frac {2 \left ({\mathrm e}^{2 d x +2 c}+1\right ) \left (d x +c \right )}{\sqrt {\frac {\left ({\mathrm e}^{2 d x +2 c}+1\right )^{2} b}{\left ({\mathrm e}^{2 d x +2 c}-1\right )^{2}}}\, \left ({\mathrm e}^{2 d x +2 c}-1\right ) d}+\frac {\left ({\mathrm e}^{2 d x +2 c}+1\right ) \ln \left ({\mathrm e}^{2 d x +2 c}+1\right )}{\sqrt {\frac {\left ({\mathrm e}^{2 d x +2 c}+1\right )^{2} b}{\left ({\mathrm e}^{2 d x +2 c}-1\right )^{2}}}\, \left ({\mathrm e}^{2 d x +2 c}-1\right ) d}\) | \(192\) |
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Leaf count of result is larger than twice the leaf count of optimal. 128 vs. \(2 (29) = 58\).
Time = 0.26 (sec) , antiderivative size = 128, normalized size of antiderivative = 4.13 \[ \int \frac {1}{\sqrt {b \coth ^2(c+d x)}} \, dx=-\frac {{\left (d x e^{\left (2 \, d x + 2 \, c\right )} - d x - {\left (e^{\left (2 \, d x + 2 \, c\right )} - 1\right )} \log \left (\frac {2 \, \cosh \left (d x + c\right )}{\cosh \left (d x + c\right ) - \sinh \left (d x + c\right )}\right )\right )} \sqrt {\frac {b e^{\left (4 \, d x + 4 \, c\right )} + 2 \, b e^{\left (2 \, d x + 2 \, c\right )} + b}{e^{\left (4 \, d x + 4 \, c\right )} - 2 \, e^{\left (2 \, d x + 2 \, c\right )} + 1}}}{b d e^{\left (2 \, d x + 2 \, c\right )} + b d} \]
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\[ \int \frac {1}{\sqrt {b \coth ^2(c+d x)}} \, dx=\int \frac {1}{\sqrt {b \coth ^{2}{\left (c + d x \right )}}}\, dx \]
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none
Time = 0.27 (sec) , antiderivative size = 34, normalized size of antiderivative = 1.10 \[ \int \frac {1}{\sqrt {b \coth ^2(c+d x)}} \, dx=-\frac {d x + c}{\sqrt {b} d} - \frac {\log \left (e^{\left (-2 \, d x - 2 \, c\right )} + 1\right )}{\sqrt {b} d} \]
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Leaf count of result is larger than twice the leaf count of optimal. 60 vs. \(2 (29) = 58\).
Time = 0.29 (sec) , antiderivative size = 60, normalized size of antiderivative = 1.94 \[ \int \frac {1}{\sqrt {b \coth ^2(c+d x)}} \, dx=-\frac {\frac {d x + c}{\sqrt {b} \mathrm {sgn}\left (e^{\left (4 \, d x + 4 \, c\right )} - 1\right )} - \frac {\log \left (e^{\left (2 \, d x + 2 \, c\right )} + 1\right )}{\sqrt {b} \mathrm {sgn}\left (e^{\left (4 \, d x + 4 \, c\right )} - 1\right )}}{d} \]
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Time = 1.95 (sec) , antiderivative size = 30, normalized size of antiderivative = 0.97 \[ \int \frac {1}{\sqrt {b \coth ^2(c+d x)}} \, dx=\frac {\mathrm {atanh}\left (\frac {\sqrt {b}\,\mathrm {coth}\left (c+d\,x\right )}{\sqrt {b\,{\mathrm {coth}\left (c+d\,x\right )}^2}}\right )}{\sqrt {b}\,d} \]
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