Optimal. Leaf size=166 \[ \frac {5 (3 a-4 b) \sqrt {b} \tanh ^{-1}\left (\frac {\sqrt {b} \text {sech}(c+d x)}{\sqrt {a+b}}\right )}{8 (a+b)^{9/2} d}-\frac {(a-2 b) \cosh (c+d x)}{(a+b)^4 d}+\frac {\cosh ^3(c+d x)}{3 (a+b)^3 d}+\frac {a b \text {sech}(c+d x)}{4 (a+b)^3 d \left (a+b-b \text {sech}^2(c+d x)\right )^2}+\frac {(7 a-4 b) b \text {sech}(c+d x)}{8 (a+b)^4 d \left (a+b-b \text {sech}^2(c+d x)\right )} \]
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Rubi [A]
time = 0.21, antiderivative size = 166, normalized size of antiderivative = 1.00, number of steps
used = 6, number of rules used = 5, integrand size = 23, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.217, Rules used = {3745, 467,
1273, 1275, 214} \begin {gather*} \frac {\cosh ^3(c+d x)}{3 d (a+b)^3}-\frac {(a-2 b) \cosh (c+d x)}{d (a+b)^4}+\frac {b (7 a-4 b) \text {sech}(c+d x)}{8 d (a+b)^4 \left (a-b \text {sech}^2(c+d x)+b\right )}+\frac {a b \text {sech}(c+d x)}{4 d (a+b)^3 \left (a-b \text {sech}^2(c+d x)+b\right )^2}+\frac {5 \sqrt {b} (3 a-4 b) \tanh ^{-1}\left (\frac {\sqrt {b} \text {sech}(c+d x)}{\sqrt {a+b}}\right )}{8 d (a+b)^{9/2}} \end {gather*}
Antiderivative was successfully verified.
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Rule 214
Rule 467
Rule 1273
Rule 1275
Rule 3745
Rubi steps
\begin {align*} \int \frac {\sinh ^3(c+d x)}{\left (a+b \tanh ^2(c+d x)\right )^3} \, dx &=\frac {\text {Subst}\left (\int \frac {-1+x^2}{x^4 \left (a+b-b x^2\right )^3} \, dx,x,\text {sech}(c+d x)\right )}{d}\\ &=\frac {a b \text {sech}(c+d x)}{4 (a+b)^3 d \left (a+b-b \text {sech}^2(c+d x)\right )^2}+\frac {b \text {Subst}\left (\int \frac {-\frac {4}{b (a+b)}+\frac {4 a x^2}{b (a+b)^2}+\frac {3 a x^4}{(a+b)^3}}{x^4 \left (a+b-b x^2\right )^2} \, dx,x,\text {sech}(c+d x)\right )}{4 d}\\ &=\frac {a b \text {sech}(c+d x)}{4 (a+b)^3 d \left (a+b-b \text {sech}^2(c+d x)\right )^2}+\frac {(7 a-4 b) b \text {sech}(c+d x)}{8 (a+b)^4 d \left (a+b-b \text {sech}^2(c+d x)\right )}+\frac {\text {Subst}\left (\int \frac {-8 b (a+b)+8 (a-b) b x^2+\frac {(7 a-4 b) b^2 x^4}{a+b}}{x^4 \left (a+b-b x^2\right )} \, dx,x,\text {sech}(c+d x)\right )}{8 b (a+b)^3 d}\\ &=\frac {a b \text {sech}(c+d x)}{4 (a+b)^3 d \left (a+b-b \text {sech}^2(c+d x)\right )^2}+\frac {(7 a-4 b) b \text {sech}(c+d x)}{8 (a+b)^4 d \left (a+b-b \text {sech}^2(c+d x)\right )}+\frac {\text {Subst}\left (\int \left (-\frac {8 b}{x^4}+\frac {8 (a-2 b) b}{(a+b) x^2}+\frac {5 (3 a-4 b) b^2}{(a+b) \left (a+b-b x^2\right )}\right ) \, dx,x,\text {sech}(c+d x)\right )}{8 b (a+b)^3 d}\\ &=-\frac {(a-2 b) \cosh (c+d x)}{(a+b)^4 d}+\frac {\cosh ^3(c+d x)}{3 (a+b)^3 d}+\frac {a b \text {sech}(c+d x)}{4 (a+b)^3 d \left (a+b-b \text {sech}^2(c+d x)\right )^2}+\frac {(7 a-4 b) b \text {sech}(c+d x)}{8 (a+b)^4 d \left (a+b-b \text {sech}^2(c+d x)\right )}+\frac {(5 (3 a-4 b) b) \text {Subst}\left (\int \frac {1}{a+b-b x^2} \, dx,x,\text {sech}(c+d x)\right )}{8 (a+b)^4 d}\\ &=\frac {5 (3 a-4 b) \sqrt {b} \tanh ^{-1}\left (\frac {\sqrt {b} \text {sech}(c+d x)}{\sqrt {a+b}}\right )}{8 (a+b)^{9/2} d}-\frac {(a-2 b) \cosh (c+d x)}{(a+b)^4 d}+\frac {\cosh ^3(c+d x)}{3 (a+b)^3 d}+\frac {a b \text {sech}(c+d x)}{4 (a+b)^3 d \left (a+b-b \text {sech}^2(c+d x)\right )^2}+\frac {(7 a-4 b) b \text {sech}(c+d x)}{8 (a+b)^4 d \left (a+b-b \text {sech}^2(c+d x)\right )}\\ \end {align*}
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Mathematica [C] Result contains complex when optimal does not.
time = 1.37, size = 227, normalized size = 1.37 \begin {gather*} \frac {\frac {15 i (3 a-4 b) \sqrt {b} \left (\text {ArcTan}\left (\frac {-i \sqrt {a+b}-\sqrt {a} \tanh \left (\frac {1}{2} (c+d x)\right )}{\sqrt {b}}\right )+\text {ArcTan}\left (\frac {-i \sqrt {a+b}+\sqrt {a} \tanh \left (\frac {1}{2} (c+d x)\right )}{\sqrt {b}}\right )\right )}{(a+b)^{9/2}}-\frac {6 \cosh (c+d x) \left (3 a^3-24 a^2 b+30 a b^2-13 b^3+\left (6 a^3-27 a^2 b-11 a b^2+22 b^3\right ) \cosh (2 (c+d x))+3 (a-3 b) (a+b)^2 \cosh ^2(2 (c+d x))\right )}{(a+b)^4 (a-b+(a+b) \cosh (2 (c+d x)))^2}+\frac {2 \cosh (3 (c+d x))}{(a+b)^3}}{24 d} \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. \(340\) vs.
\(2(150)=300\).
time = 2.66, size = 341, normalized size = 2.05
method | result | size |
derivativedivides | \(\frac {-\frac {2 b \left (\frac {-\frac {\left (9 a +20 b \right ) a \left (\tanh ^{6}\left (\frac {d x}{2}+\frac {c}{2}\right )\right )}{8}-\frac {\left (27 a^{3}+66 a^{2} b +56 a \,b^{2}-16 b^{3}\right ) \left (\tanh ^{4}\left (\frac {d x}{2}+\frac {c}{2}\right )\right )}{8 a}+\left (-\frac {27}{8} a^{2}-\frac {11}{2} a b +2 b^{2}\right ) \left (\tanh ^{2}\left (\frac {d x}{2}+\frac {c}{2}\right )\right )-\frac {9 a^{2}}{8}+\frac {a b}{4}}{\left (a \left (\tanh ^{4}\left (\frac {d x}{2}+\frac {c}{2}\right )\right )+2 a \left (\tanh ^{2}\left (\frac {d x}{2}+\frac {c}{2}\right )\right )+4 b \left (\tanh ^{2}\left (\frac {d x}{2}+\frac {c}{2}\right )\right )+a \right )^{2}}-\frac {5 \left (3 a -4 b \right ) \arctanh \left (\frac {2 a \left (\tanh ^{2}\left (\frac {d x}{2}+\frac {c}{2}\right )\right )+2 a +4 b}{4 \sqrt {a b +b^{2}}}\right )}{16 \sqrt {a b +b^{2}}}\right )}{\left (a +b \right )^{4}}-\frac {1}{3 \left (a +b \right )^{3} \left (\tanh \left (\frac {d x}{2}+\frac {c}{2}\right )-1\right )^{3}}-\frac {1}{2 \left (a +b \right )^{3} \left (\tanh \left (\frac {d x}{2}+\frac {c}{2}\right )-1\right )^{2}}-\frac {-a +5 b}{2 \left (a +b \right )^{4} \left (\tanh \left (\frac {d x}{2}+\frac {c}{2}\right )-1\right )}+\frac {1}{3 \left (a +b \right )^{3} \left (\tanh \left (\frac {d x}{2}+\frac {c}{2}\right )+1\right )^{3}}-\frac {1}{2 \left (a +b \right )^{3} \left (\tanh \left (\frac {d x}{2}+\frac {c}{2}\right )+1\right )^{2}}-\frac {a -5 b}{2 \left (a +b \right )^{4} \left (\tanh \left (\frac {d x}{2}+\frac {c}{2}\right )+1\right )}}{d}\) | \(341\) |
default | \(\frac {-\frac {2 b \left (\frac {-\frac {\left (9 a +20 b \right ) a \left (\tanh ^{6}\left (\frac {d x}{2}+\frac {c}{2}\right )\right )}{8}-\frac {\left (27 a^{3}+66 a^{2} b +56 a \,b^{2}-16 b^{3}\right ) \left (\tanh ^{4}\left (\frac {d x}{2}+\frac {c}{2}\right )\right )}{8 a}+\left (-\frac {27}{8} a^{2}-\frac {11}{2} a b +2 b^{2}\right ) \left (\tanh ^{2}\left (\frac {d x}{2}+\frac {c}{2}\right )\right )-\frac {9 a^{2}}{8}+\frac {a b}{4}}{\left (a \left (\tanh ^{4}\left (\frac {d x}{2}+\frac {c}{2}\right )\right )+2 a \left (\tanh ^{2}\left (\frac {d x}{2}+\frac {c}{2}\right )\right )+4 b \left (\tanh ^{2}\left (\frac {d x}{2}+\frac {c}{2}\right )\right )+a \right )^{2}}-\frac {5 \left (3 a -4 b \right ) \arctanh \left (\frac {2 a \left (\tanh ^{2}\left (\frac {d x}{2}+\frac {c}{2}\right )\right )+2 a +4 b}{4 \sqrt {a b +b^{2}}}\right )}{16 \sqrt {a b +b^{2}}}\right )}{\left (a +b \right )^{4}}-\frac {1}{3 \left (a +b \right )^{3} \left (\tanh \left (\frac {d x}{2}+\frac {c}{2}\right )-1\right )^{3}}-\frac {1}{2 \left (a +b \right )^{3} \left (\tanh \left (\frac {d x}{2}+\frac {c}{2}\right )-1\right )^{2}}-\frac {-a +5 b}{2 \left (a +b \right )^{4} \left (\tanh \left (\frac {d x}{2}+\frac {c}{2}\right )-1\right )}+\frac {1}{3 \left (a +b \right )^{3} \left (\tanh \left (\frac {d x}{2}+\frac {c}{2}\right )+1\right )^{3}}-\frac {1}{2 \left (a +b \right )^{3} \left (\tanh \left (\frac {d x}{2}+\frac {c}{2}\right )+1\right )^{2}}-\frac {a -5 b}{2 \left (a +b \right )^{4} \left (\tanh \left (\frac {d x}{2}+\frac {c}{2}\right )+1\right )}}{d}\) | \(341\) |
risch | \(\frac {{\mathrm e}^{3 d x +3 c}}{24 \left (a^{3}+3 a^{2} b +3 a \,b^{2}+b^{3}\right ) d}-\frac {3 \,{\mathrm e}^{d x +c} a}{8 \left (a +b \right ) \left (a^{3}+3 a^{2} b +3 a \,b^{2}+b^{3}\right ) d}+\frac {9 \,{\mathrm e}^{d x +c} b}{8 \left (a +b \right ) \left (a^{3}+3 a^{2} b +3 a \,b^{2}+b^{3}\right ) d}-\frac {3 \,{\mathrm e}^{-d x -c} a}{8 \left (a^{4}+4 a^{3} b +6 a^{2} b^{2}+4 a \,b^{3}+b^{4}\right ) d}+\frac {9 \,{\mathrm e}^{-d x -c} b}{8 \left (a^{4}+4 a^{3} b +6 a^{2} b^{2}+4 a \,b^{3}+b^{4}\right ) d}+\frac {{\mathrm e}^{-3 d x -3 c}}{24 \left (a^{3}+3 a^{2} b +3 a \,b^{2}+b^{3}\right ) d}+\frac {{\mathrm e}^{d x +c} b \left (9 a^{2} {\mathrm e}^{6 d x +6 c}+5 a b \,{\mathrm e}^{6 d x +6 c}-4 b^{2} {\mathrm e}^{6 d x +6 c}+27 a^{2} {\mathrm e}^{4 d x +4 c}-13 a b \,{\mathrm e}^{4 d x +4 c}+4 b^{2} {\mathrm e}^{4 d x +4 c}+27 a^{2} {\mathrm e}^{2 d x +2 c}-13 a b \,{\mathrm e}^{2 d x +2 c}+4 b^{2} {\mathrm e}^{2 d x +2 c}+9 a^{2}+5 a b -4 b^{2}\right )}{4 \left (a \,{\mathrm e}^{4 d x +4 c}+b \,{\mathrm e}^{4 d x +4 c}+2 a \,{\mathrm e}^{2 d x +2 c}-2 b \,{\mathrm e}^{2 d x +2 c}+a +b \right )^{2} d \left (a +b \right ) \left (a^{3}+3 a^{2} b +3 a \,b^{2}+b^{3}\right )}+\frac {15 \sqrt {b \left (a +b \right )}\, \ln \left ({\mathrm e}^{2 d x +2 c}+\frac {2 \sqrt {b \left (a +b \right )}\, {\mathrm e}^{d x +c}}{a +b}+1\right ) a}{16 \left (a +b \right )^{5} d}-\frac {5 \sqrt {b \left (a +b \right )}\, \ln \left ({\mathrm e}^{2 d x +2 c}+\frac {2 \sqrt {b \left (a +b \right )}\, {\mathrm e}^{d x +c}}{a +b}+1\right ) b}{4 \left (a +b \right )^{5} d}-\frac {15 \sqrt {b \left (a +b \right )}\, \ln \left ({\mathrm e}^{2 d x +2 c}-\frac {2 \sqrt {b \left (a +b \right )}\, {\mathrm e}^{d x +c}}{a +b}+1\right ) a}{16 \left (a +b \right )^{5} d}+\frac {5 \sqrt {b \left (a +b \right )}\, \ln \left ({\mathrm e}^{2 d x +2 c}-\frac {2 \sqrt {b \left (a +b \right )}\, {\mathrm e}^{d x +c}}{a +b}+1\right ) b}{4 \left (a +b \right )^{5} d}\) | \(663\) |
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [F(-2)]
time = 0.00, size = 0, normalized size = 0.00 \begin {gather*} \text {Exception raised: RuntimeError} \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. 7129 vs.
\(2 (156) = 312\).
time = 0.51, size = 13095, normalized size = 78.89 \begin {gather*} \text {Too large to display} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [F(-1)] Timed out
time = 0.00, size = 0, normalized size = 0.00 \begin {gather*} \text {Timed out} \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 {{\mathrm {sinh}\left (c+d\,x\right )}^3}{{\left (b\,{\mathrm {tanh}\left (c+d\,x\right )}^2+a\right )}^3} \,d x \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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