Optimal. Leaf size=125 \[ \frac {\tan ^{-1}\left (\frac {\sqrt [4]{b} \cosh (c+d x)}{\sqrt {\sqrt {a}-\sqrt {b}}}\right )}{2 \sqrt {a} \sqrt [4]{b} d \sqrt {\sqrt {a}-\sqrt {b}}}+\frac {\tanh ^{-1}\left (\frac {\sqrt [4]{b} \cosh (c+d x)}{\sqrt {\sqrt {a}+\sqrt {b}}}\right )}{2 \sqrt {a} \sqrt [4]{b} d \sqrt {\sqrt {a}+\sqrt {b}}} \]
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Rubi [A] time = 0.10, antiderivative size = 125, normalized size of antiderivative = 1.00, number of steps used = 4, number of rules used = 4, integrand size = 22, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.182, Rules used = {3215, 1093, 205, 208} \[ \frac {\tan ^{-1}\left (\frac {\sqrt [4]{b} \cosh (c+d x)}{\sqrt {\sqrt {a}-\sqrt {b}}}\right )}{2 \sqrt {a} \sqrt [4]{b} d \sqrt {\sqrt {a}-\sqrt {b}}}+\frac {\tanh ^{-1}\left (\frac {\sqrt [4]{b} \cosh (c+d x)}{\sqrt {\sqrt {a}+\sqrt {b}}}\right )}{2 \sqrt {a} \sqrt [4]{b} d \sqrt {\sqrt {a}+\sqrt {b}}} \]
Antiderivative was successfully verified.
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Rule 205
Rule 208
Rule 1093
Rule 3215
Rubi steps
\begin {align*} \int \frac {\sinh (c+d x)}{a-b \sinh ^4(c+d x)} \, dx &=\frac {\operatorname {Subst}\left (\int \frac {1}{a-b+2 b x^2-b x^4} \, dx,x,\cosh (c+d x)\right )}{d}\\ &=-\frac {\sqrt {b} \operatorname {Subst}\left (\int \frac {1}{-\sqrt {a} \sqrt {b}+b-b x^2} \, dx,x,\cosh (c+d x)\right )}{2 \sqrt {a} d}+\frac {\sqrt {b} \operatorname {Subst}\left (\int \frac {1}{\sqrt {a} \sqrt {b}+b-b x^2} \, dx,x,\cosh (c+d x)\right )}{2 \sqrt {a} d}\\ &=\frac {\tan ^{-1}\left (\frac {\sqrt [4]{b} \cosh (c+d x)}{\sqrt {\sqrt {a}-\sqrt {b}}}\right )}{2 \sqrt {a} \sqrt {\sqrt {a}-\sqrt {b}} \sqrt [4]{b} d}+\frac {\tanh ^{-1}\left (\frac {\sqrt [4]{b} \cosh (c+d x)}{\sqrt {\sqrt {a}+\sqrt {b}}}\right )}{2 \sqrt {a} \sqrt {\sqrt {a}+\sqrt {b}} \sqrt [4]{b} d}\\ \end {align*}
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Mathematica [C] time = 0.17, size = 221, normalized size = 1.77 \[ -\frac {\text {RootSum}\left [\text {$\#$1}^8 b-4 \text {$\#$1}^6 b-16 \text {$\#$1}^4 a+6 \text {$\#$1}^4 b-4 \text {$\#$1}^2 b+b\& ,\frac {2 \text {$\#$1}^3 \log \left (-\text {$\#$1} \sinh \left (\frac {1}{2} (c+d x)\right )+\text {$\#$1} \cosh \left (\frac {1}{2} (c+d x)\right )-\sinh \left (\frac {1}{2} (c+d x)\right )-\cosh \left (\frac {1}{2} (c+d x)\right )\right )+\text {$\#$1}^3 c+\text {$\#$1}^3 d x-2 \text {$\#$1} \log \left (-\text {$\#$1} \sinh \left (\frac {1}{2} (c+d x)\right )+\text {$\#$1} \cosh \left (\frac {1}{2} (c+d x)\right )-\sinh \left (\frac {1}{2} (c+d x)\right )-\cosh \left (\frac {1}{2} (c+d x)\right )\right )-\text {$\#$1} c-\text {$\#$1} d x}{\text {$\#$1}^6 b-3 \text {$\#$1}^4 b-8 \text {$\#$1}^2 a+3 \text {$\#$1}^2 b-b}\& \right ]}{2 d} \]
Antiderivative was successfully verified.
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fricas [B] time = 0.94, size = 979, normalized size = 7.83 \[ \text {result too large to display} \]
Verification of antiderivative is not currently implemented for this CAS.
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giac [B] time = 0.31, size = 329, normalized size = 2.63 \[ \frac {\frac {{\left (\sqrt {-b^{2} - \sqrt {a b} b} a^{2} b + 8 \, \sqrt {-b^{2} - \sqrt {a b} b} a b^{2} - \sqrt {a b} \sqrt {-b^{2} - \sqrt {a b} b} a b - 8 \, \sqrt {a b} \sqrt {-b^{2} - \sqrt {a b} b} b^{2}\right )} {\left | b \right |} \arctan \left (\frac {e^{\left (d x + c\right )} + e^{\left (-d x - c\right )}}{2 \, \sqrt {-\frac {b + \sqrt {{\left (a - b\right )} b + b^{2}}}{b}}}\right )}{a^{3} b^{3} + 7 \, a^{2} b^{4} - 8 \, a b^{5}} + \frac {{\left (\sqrt {-b^{2} + \sqrt {a b} b} a^{2} b + 8 \, \sqrt {-b^{2} + \sqrt {a b} b} a b^{2} + \sqrt {a b} \sqrt {-b^{2} + \sqrt {a b} b} a b + 8 \, \sqrt {a b} \sqrt {-b^{2} + \sqrt {a b} b} b^{2}\right )} {\left | b \right |} \arctan \left (\frac {e^{\left (d x + c\right )} + e^{\left (-d x - c\right )}}{2 \, \sqrt {-\frac {b - \sqrt {{\left (a - b\right )} b + b^{2}}}{b}}}\right )}{a^{3} b^{3} + 7 \, a^{2} b^{4} - 8 \, a b^{5}}}{2 \, d} \]
Verification of antiderivative is not currently implemented for this CAS.
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maple [A] time = 0.10, size = 126, normalized size = 1.01 \[ \frac {\arctan \left (\frac {2 \left (\tanh ^{2}\left (\frac {d x}{2}+\frac {c}{2}\right )\right ) a +4 \sqrt {a b}-2 a}{4 \sqrt {-a b +\sqrt {a b}\, a}}\right )}{2 d \sqrt {-a b +\sqrt {a b}\, a}}-\frac {\arctan \left (\frac {-2 \left (\tanh ^{2}\left (\frac {d x}{2}+\frac {c}{2}\right )\right ) a +4 \sqrt {a b}+2 a}{4 \sqrt {-a b -\sqrt {a b}\, a}}\right )}{2 d \sqrt {-a b -\sqrt {a b}\, a}} \]
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 \[ -\int \frac {\sinh \left (d x + c\right )}{b \sinh \left (d x + c\right )^{4} - a}\,{d x} \]
Verification of antiderivative is not currently implemented for this CAS.
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mupad [B] time = 8.15, size = 1007, normalized size = 8.06 \[ \ln \left (\frac {\left (\frac {\left (\frac {4194304\,a^2\,d^2\,\left ({\mathrm {e}}^{2\,c+2\,d\,x}+1\right )\,\left (3\,a+b\right )}{b^5\,{\left (a-b\right )}^2}+\frac {16777216\,a^3\,d^3\,{\mathrm {e}}^{c+d\,x}\,\sqrt {-\frac {a\,b-\sqrt {a^3\,b}}{a^2\,b\,d^2\,\left (a-b\right )}}}{b^5\,\left (a-b\right )}\right )\,\sqrt {-\frac {a\,b-\sqrt {a^3\,b}}{a^2\,b\,d^2\,\left (a-b\right )}}}{4}-\frac {2097152\,a^2\,d\,{\mathrm {e}}^{c+d\,x}}{b^6\,\left (a-b\right )}\right )\,\sqrt {-\frac {a\,b-\sqrt {a^3\,b}}{a^2\,b\,d^2\,\left (a-b\right )}}}{4}-\frac {262144\,a\,\left ({\mathrm {e}}^{2\,c+2\,d\,x}+1\right )\,\left (a+b\right )}{b^6\,{\left (a-b\right )}^2}\right )\,\sqrt {-\frac {a\,b-\sqrt {a^3\,b}}{16\,\left (a^3\,b\,d^2-a^2\,b^2\,d^2\right )}}-\ln \left (\frac {\left (\frac {\left (\frac {4194304\,a^2\,d^2\,\left ({\mathrm {e}}^{2\,c+2\,d\,x}+1\right )\,\left (3\,a+b\right )}{b^5\,{\left (a-b\right )}^2}-\frac {16777216\,a^3\,d^3\,{\mathrm {e}}^{c+d\,x}\,\sqrt {-\frac {a\,b-\sqrt {a^3\,b}}{a^2\,b\,d^2\,\left (a-b\right )}}}{b^5\,\left (a-b\right )}\right )\,\sqrt {-\frac {a\,b-\sqrt {a^3\,b}}{a^2\,b\,d^2\,\left (a-b\right )}}}{4}+\frac {2097152\,a^2\,d\,{\mathrm {e}}^{c+d\,x}}{b^6\,\left (a-b\right )}\right )\,\sqrt {-\frac {a\,b-\sqrt {a^3\,b}}{a^2\,b\,d^2\,\left (a-b\right )}}}{4}-\frac {262144\,a\,\left ({\mathrm {e}}^{2\,c+2\,d\,x}+1\right )\,\left (a+b\right )}{b^6\,{\left (a-b\right )}^2}\right )\,\sqrt {-\frac {a\,b-\sqrt {a^3\,b}}{16\,\left (a^3\,b\,d^2-a^2\,b^2\,d^2\right )}}-\ln \left (\frac {\left (\frac {\left (\frac {4194304\,a^2\,d^2\,\left ({\mathrm {e}}^{2\,c+2\,d\,x}+1\right )\,\left (3\,a+b\right )}{b^5\,{\left (a-b\right )}^2}-\frac {16777216\,a^3\,d^3\,{\mathrm {e}}^{c+d\,x}\,\sqrt {-\frac {a\,b+\sqrt {a^3\,b}}{a^2\,b\,d^2\,\left (a-b\right )}}}{b^5\,\left (a-b\right )}\right )\,\sqrt {-\frac {a\,b+\sqrt {a^3\,b}}{a^2\,b\,d^2\,\left (a-b\right )}}}{4}+\frac {2097152\,a^2\,d\,{\mathrm {e}}^{c+d\,x}}{b^6\,\left (a-b\right )}\right )\,\sqrt {-\frac {a\,b+\sqrt {a^3\,b}}{a^2\,b\,d^2\,\left (a-b\right )}}}{4}-\frac {262144\,a\,\left ({\mathrm {e}}^{2\,c+2\,d\,x}+1\right )\,\left (a+b\right )}{b^6\,{\left (a-b\right )}^2}\right )\,\sqrt {-\frac {a\,b+\sqrt {a^3\,b}}{16\,\left (a^3\,b\,d^2-a^2\,b^2\,d^2\right )}}+\ln \left (\frac {\left (\frac {\left (\frac {4194304\,a^2\,d^2\,\left ({\mathrm {e}}^{2\,c+2\,d\,x}+1\right )\,\left (3\,a+b\right )}{b^5\,{\left (a-b\right )}^2}+\frac {16777216\,a^3\,d^3\,{\mathrm {e}}^{c+d\,x}\,\sqrt {-\frac {a\,b+\sqrt {a^3\,b}}{a^2\,b\,d^2\,\left (a-b\right )}}}{b^5\,\left (a-b\right )}\right )\,\sqrt {-\frac {a\,b+\sqrt {a^3\,b}}{a^2\,b\,d^2\,\left (a-b\right )}}}{4}-\frac {2097152\,a^2\,d\,{\mathrm {e}}^{c+d\,x}}{b^6\,\left (a-b\right )}\right )\,\sqrt {-\frac {a\,b+\sqrt {a^3\,b}}{a^2\,b\,d^2\,\left (a-b\right )}}}{4}-\frac {262144\,a\,\left ({\mathrm {e}}^{2\,c+2\,d\,x}+1\right )\,\left (a+b\right )}{b^6\,{\left (a-b\right )}^2}\right )\,\sqrt {-\frac {a\,b+\sqrt {a^3\,b}}{16\,\left (a^3\,b\,d^2-a^2\,b^2\,d^2\right )}} \]
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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