Integrand size = 14, antiderivative size = 74 \[ \int \left (b \coth ^3(c+d x)\right )^{4/3} \, dx=-\frac {b \sqrt [3]{b \coth ^3(c+d x)}}{d}-\frac {b \coth ^2(c+d x) \sqrt [3]{b \coth ^3(c+d x)}}{3 d}+b x \sqrt [3]{b \coth ^3(c+d x)} \tanh (c+d x) \]
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Time = 0.03 (sec) , antiderivative size = 74, normalized size of antiderivative = 1.00, number of steps used = 4, number of rules used = 3, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.214, Rules used = {3739, 3554, 8} \[ \int \left (b \coth ^3(c+d x)\right )^{4/3} \, dx=-\frac {b \sqrt [3]{b \coth ^3(c+d x)}}{d}-\frac {b \coth ^2(c+d x) \sqrt [3]{b \coth ^3(c+d x)}}{3 d}+b x \tanh (c+d x) \sqrt [3]{b \coth ^3(c+d x)} \]
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Rule 8
Rule 3554
Rule 3739
Rubi steps \begin{align*} \text {integral}& = \left (b \sqrt [3]{b \coth ^3(c+d x)} \tanh (c+d x)\right ) \int \coth ^4(c+d x) \, dx \\ & = -\frac {b \coth ^2(c+d x) \sqrt [3]{b \coth ^3(c+d x)}}{3 d}+\left (b \sqrt [3]{b \coth ^3(c+d x)} \tanh (c+d x)\right ) \int \coth ^2(c+d x) \, dx \\ & = -\frac {b \sqrt [3]{b \coth ^3(c+d x)}}{d}-\frac {b \coth ^2(c+d x) \sqrt [3]{b \coth ^3(c+d x)}}{3 d}+\left (b \sqrt [3]{b \coth ^3(c+d x)} \tanh (c+d x)\right ) \int 1 \, dx \\ & = -\frac {b \sqrt [3]{b \coth ^3(c+d x)}}{d}-\frac {b \coth ^2(c+d x) \sqrt [3]{b \coth ^3(c+d x)}}{3 d}+b x \sqrt [3]{b \coth ^3(c+d x)} \tanh (c+d x) \\ \end{align*}
Result contains higher order function than in optimal. Order 5 vs. order 3 in optimal.
Time = 0.08 (sec) , antiderivative size = 43, normalized size of antiderivative = 0.58 \[ \int \left (b \coth ^3(c+d x)\right )^{4/3} \, dx=-\frac {\left (b \coth ^3(c+d x)\right )^{4/3} \operatorname {Hypergeometric2F1}\left (-\frac {3}{2},1,-\frac {1}{2},\tanh ^2(c+d x)\right ) \tanh (c+d x)}{3 d} \]
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Time = 0.15 (sec) , antiderivative size = 130, normalized size of antiderivative = 1.76
method | result | size |
risch | \(-\frac {b {\left (\frac {b \left ({\mathrm e}^{2 d x +2 c}+1\right )^{3}}{\left ({\mathrm e}^{2 d x +2 c}-1\right )^{3}}\right )}^{\frac {1}{3}} \left (-3 \,{\mathrm e}^{6 d x +6 c} d x +9 \,{\mathrm e}^{4 d x +4 c} d x -9 \,{\mathrm e}^{2 d x +2 c} d x +3 d x +12 \,{\mathrm e}^{4 d x +4 c}-12 \,{\mathrm e}^{2 d x +2 c}+8\right )}{3 \left ({\mathrm e}^{2 d x +2 c}+1\right ) \left ({\mathrm e}^{2 d x +2 c}-1\right )^{2} d}\) | \(130\) |
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Leaf count of result is larger than twice the leaf count of optimal. 1046 vs. \(2 (66) = 132\).
Time = 0.30 (sec) , antiderivative size = 1046, normalized size of antiderivative = 14.14 \[ \int \left (b \coth ^3(c+d x)\right )^{4/3} \, dx=\text {Too large to display} \]
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Leaf count of result is larger than twice the leaf count of optimal. 151 vs. \(2 (66) = 132\).
Time = 68.06 (sec) , antiderivative size = 151, normalized size of antiderivative = 2.04 \[ \int \left (b \coth ^3(c+d x)\right )^{4/3} \, dx=\begin {cases} x \left (b \coth ^{3}{\left (c \right )}\right )^{\frac {4}{3}} & \text {for}\: d = 0 \\- \frac {\left (b \coth ^{3}{\left (d x + \log {\left (- e^{- d x} \right )} \right )}\right )^{\frac {4}{3}} \log {\left (- e^{- d x} \right )}}{d} & \text {for}\: c = \log {\left (- e^{- d x} \right )} \\x \left (b \coth ^{3}{\left (d x + \log {\left (e^{- d x} \right )} \right )}\right )^{\frac {4}{3}} & \text {for}\: c = \log {\left (e^{- d x} \right )} \\x \left (\frac {b}{\tanh ^{3}{\left (c + d x \right )}}\right )^{\frac {4}{3}} \tanh ^{4}{\left (c + d x \right )} - \frac {\left (\frac {b}{\tanh ^{3}{\left (c + d x \right )}}\right )^{\frac {4}{3}} \tanh ^{3}{\left (c + d x \right )}}{d} - \frac {\left (\frac {b}{\tanh ^{3}{\left (c + d x \right )}}\right )^{\frac {4}{3}} \tanh {\left (c + d x \right )}}{3 d} & \text {otherwise} \end {cases} \]
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none
Time = 0.28 (sec) , antiderivative size = 87, normalized size of antiderivative = 1.18 \[ \int \left (b \coth ^3(c+d x)\right )^{4/3} \, dx=\frac {{\left (d x + c\right )} b^{\frac {4}{3}}}{d} - \frac {4 \, {\left (3 \, b^{\frac {4}{3}} e^{\left (-2 \, d x - 2 \, c\right )} - 3 \, b^{\frac {4}{3}} e^{\left (-4 \, d x - 4 \, c\right )} - 2 \, b^{\frac {4}{3}}\right )}}{3 \, d {\left (3 \, e^{\left (-2 \, d x - 2 \, c\right )} - 3 \, e^{\left (-4 \, d x - 4 \, c\right )} + e^{\left (-6 \, d x - 6 \, c\right )} - 1\right )}} \]
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\[ \int \left (b \coth ^3(c+d x)\right )^{4/3} \, dx=\int { \left (b \coth \left (d x + c\right )^{3}\right )^{\frac {4}{3}} \,d x } \]
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Timed out. \[ \int \left (b \coth ^3(c+d x)\right )^{4/3} \, dx=\int {\left (b\,{\mathrm {coth}\left (c+d\,x\right )}^3\right )}^{4/3} \,d x \]
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