Integrand size = 17, antiderivative size = 176 \[ \int \frac {A+B \sinh (x)}{(a+b \sinh (x))^{3/2}} \, dx=-\frac {2 (A b-a B) \cosh (x)}{\left (a^2+b^2\right ) \sqrt {a+b \sinh (x)}}+\frac {2 i (A b-a B) E\left (\frac {\pi }{4}-\frac {i x}{2}|\frac {2 b}{i a+b}\right ) \sqrt {a+b \sinh (x)}}{b \left (a^2+b^2\right ) \sqrt {\frac {a+b \sinh (x)}{a-i b}}}+\frac {2 i B \operatorname {EllipticF}\left (\frac {\pi }{4}-\frac {i x}{2},\frac {2 b}{i a+b}\right ) \sqrt {\frac {a+b \sinh (x)}{a-i b}}}{b \sqrt {a+b \sinh (x)}} \]
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Time = 0.15 (sec) , antiderivative size = 176, normalized size of antiderivative = 1.00, number of steps used = 6, number of rules used = 6, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.353, Rules used = {2833, 2831, 2742, 2740, 2734, 2732} \[ \int \frac {A+B \sinh (x)}{(a+b \sinh (x))^{3/2}} \, dx=-\frac {2 \cosh (x) (A b-a B)}{\left (a^2+b^2\right ) \sqrt {a+b \sinh (x)}}+\frac {2 i (A b-a B) \sqrt {a+b \sinh (x)} E\left (\frac {\pi }{4}-\frac {i x}{2}|\frac {2 b}{i a+b}\right )}{b \left (a^2+b^2\right ) \sqrt {\frac {a+b \sinh (x)}{a-i b}}}+\frac {2 i B \sqrt {\frac {a+b \sinh (x)}{a-i b}} \operatorname {EllipticF}\left (\frac {\pi }{4}-\frac {i x}{2},\frac {2 b}{i a+b}\right )}{b \sqrt {a+b \sinh (x)}} \]
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Rule 2732
Rule 2734
Rule 2740
Rule 2742
Rule 2831
Rule 2833
Rubi steps \begin{align*} \text {integral}& = -\frac {2 (A b-a B) \cosh (x)}{\left (a^2+b^2\right ) \sqrt {a+b \sinh (x)}}-\frac {2 \int \frac {\frac {1}{2} (-a A-b B)-\frac {1}{2} (A b-a B) \sinh (x)}{\sqrt {a+b \sinh (x)}} \, dx}{a^2+b^2} \\ & = -\frac {2 (A b-a B) \cosh (x)}{\left (a^2+b^2\right ) \sqrt {a+b \sinh (x)}}+\frac {B \int \frac {1}{\sqrt {a+b \sinh (x)}} \, dx}{b}+\frac {(A b-a B) \int \sqrt {a+b \sinh (x)} \, dx}{b \left (a^2+b^2\right )} \\ & = -\frac {2 (A b-a B) \cosh (x)}{\left (a^2+b^2\right ) \sqrt {a+b \sinh (x)}}+\frac {\left ((A b-a B) \sqrt {a+b \sinh (x)}\right ) \int \sqrt {\frac {a}{a-i b}+\frac {b \sinh (x)}{a-i b}} \, dx}{b \left (a^2+b^2\right ) \sqrt {\frac {a+b \sinh (x)}{a-i b}}}+\frac {\left (B \sqrt {\frac {a+b \sinh (x)}{a-i b}}\right ) \int \frac {1}{\sqrt {\frac {a}{a-i b}+\frac {b \sinh (x)}{a-i b}}} \, dx}{b \sqrt {a+b \sinh (x)}} \\ & = -\frac {2 (A b-a B) \cosh (x)}{\left (a^2+b^2\right ) \sqrt {a+b \sinh (x)}}+\frac {2 i (A b-a B) E\left (\frac {\pi }{4}-\frac {i x}{2}|\frac {2 b}{i a+b}\right ) \sqrt {a+b \sinh (x)}}{b \left (a^2+b^2\right ) \sqrt {\frac {a+b \sinh (x)}{a-i b}}}+\frac {2 i B \operatorname {EllipticF}\left (\frac {\pi }{4}-\frac {i x}{2},\frac {2 b}{i a+b}\right ) \sqrt {\frac {a+b \sinh (x)}{a-i b}}}{b \sqrt {a+b \sinh (x)}} \\ \end{align*}
Time = 0.51 (sec) , antiderivative size = 159, normalized size of antiderivative = 0.90 \[ \int \frac {A+B \sinh (x)}{(a+b \sinh (x))^{3/2}} \, dx=\frac {2 b (-A b+a B) \cosh (x)+\frac {2 i (A b-a B) E\left (\frac {1}{4} (\pi -2 i x)|-\frac {2 i b}{a-i b}\right ) (a+b \sinh (x))}{\sqrt {\frac {a+b \sinh (x)}{a-i b}}}+2 i \left (a^2+b^2\right ) B \operatorname {EllipticF}\left (\frac {1}{4} (\pi -2 i x),-\frac {2 i b}{a-i b}\right ) \sqrt {\frac {a+b \sinh (x)}{a-i b}}}{b \left (a^2+b^2\right ) \sqrt {a+b \sinh (x)}} \]
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Both result and optimal contain complex but leaf count of result is larger than twice the leaf count of optimal. 516 vs. \(2 (210 ) = 420\).
Time = 3.63 (sec) , antiderivative size = 517, normalized size of antiderivative = 2.94
method | result | size |
default | \(\frac {\sqrt {\cosh \left (x \right )^{2} \left (a +b \sinh \left (x \right )\right )}\, \left (\frac {2 B \left (\frac {a}{b}-i\right ) \sqrt {\frac {-a -b \sinh \left (x \right )}{i b -a}}\, \sqrt {\frac {\left (i-\sinh \left (x \right )\right ) b}{i b +a}}\, \sqrt {\frac {\left (i+\sinh \left (x \right )\right ) b}{i b -a}}\, \operatorname {EllipticF}\left (\sqrt {\frac {-a -b \sinh \left (x \right )}{i b -a}}, \sqrt {\frac {-i b +a}{i b +a}}\right )}{b \sqrt {\cosh \left (x \right )^{2} \left (a +b \sinh \left (x \right )\right )}}+\frac {\left (A b -a B \right ) \left (-\frac {2 b \cosh \left (x \right )^{2}}{\left (a^{2}+b^{2}\right ) \sqrt {\cosh \left (x \right )^{2} \left (a +b \sinh \left (x \right )\right )}}+\frac {2 a \left (\frac {a}{b}-i\right ) \sqrt {\frac {-a -b \sinh \left (x \right )}{i b -a}}\, \sqrt {\frac {\left (i-\sinh \left (x \right )\right ) b}{i b +a}}\, \sqrt {\frac {\left (i+\sinh \left (x \right )\right ) b}{i b -a}}\, \operatorname {EllipticF}\left (\sqrt {\frac {-a -b \sinh \left (x \right )}{i b -a}}, \sqrt {\frac {-i b +a}{i b +a}}\right )}{\left (a^{2}+b^{2}\right ) \sqrt {\cosh \left (x \right )^{2} \left (a +b \sinh \left (x \right )\right )}}+\frac {2 b \left (\frac {a}{b}-i\right ) \sqrt {\frac {-a -b \sinh \left (x \right )}{i b -a}}\, \sqrt {\frac {\left (i-\sinh \left (x \right )\right ) b}{i b +a}}\, \sqrt {\frac {\left (i+\sinh \left (x \right )\right ) b}{i b -a}}\, \left (\left (-\frac {a}{b}-i\right ) \operatorname {EllipticE}\left (\sqrt {\frac {-a -b \sinh \left (x \right )}{i b -a}}, \sqrt {\frac {-i b +a}{i b +a}}\right )+i \operatorname {EllipticF}\left (\sqrt {\frac {-a -b \sinh \left (x \right )}{i b -a}}, \sqrt {\frac {-i b +a}{i b +a}}\right )\right )}{\left (a^{2}+b^{2}\right ) \sqrt {\cosh \left (x \right )^{2} \left (a +b \sinh \left (x \right )\right )}}\right )}{b}\right )}{\cosh \left (x \right ) \sqrt {a +b \sinh \left (x \right )}}\) | \(517\) |
parts | \(\frac {2 A \left (\sqrt {-\frac {a +b \sinh \left (x \right )}{i b -a}}\, \sqrt {\frac {\left (i-\sinh \left (x \right )\right ) b}{i b +a}}\, \sqrt {\frac {\left (i+\sinh \left (x \right )\right ) b}{i b -a}}\, \operatorname {EllipticF}\left (\sqrt {-\frac {a +b \sinh \left (x \right )}{i b -a}}, \sqrt {-\frac {i b -a}{i b +a}}\right ) a^{2}+\sqrt {-\frac {a +b \sinh \left (x \right )}{i b -a}}\, \sqrt {\frac {\left (i-\sinh \left (x \right )\right ) b}{i b +a}}\, \sqrt {\frac {\left (i+\sinh \left (x \right )\right ) b}{i b -a}}\, \operatorname {EllipticF}\left (\sqrt {-\frac {a +b \sinh \left (x \right )}{i b -a}}, \sqrt {-\frac {i b -a}{i b +a}}\right ) b^{2}-\sqrt {-\frac {a +b \sinh \left (x \right )}{i b -a}}\, \sqrt {\frac {\left (i-\sinh \left (x \right )\right ) b}{i b +a}}\, \sqrt {\frac {\left (i+\sinh \left (x \right )\right ) b}{i b -a}}\, \operatorname {EllipticE}\left (\sqrt {-\frac {a +b \sinh \left (x \right )}{i b -a}}, \sqrt {-\frac {i b -a}{i b +a}}\right ) a^{2}-\sqrt {-\frac {a +b \sinh \left (x \right )}{i b -a}}\, \sqrt {\frac {\left (i-\sinh \left (x \right )\right ) b}{i b +a}}\, \sqrt {\frac {\left (i+\sinh \left (x \right )\right ) b}{i b -a}}\, \operatorname {EllipticE}\left (\sqrt {-\frac {a +b \sinh \left (x \right )}{i b -a}}, \sqrt {-\frac {i b -a}{i b +a}}\right ) b^{2}-b^{2} \sinh \left (x \right )^{2}-b^{2}\right )}{b \left (a^{2}+b^{2}\right ) \cosh \left (x \right ) \sqrt {a +b \sinh \left (x \right )}}-\frac {2 B \left (i \sqrt {-\frac {a +b \sinh \left (x \right )}{i b -a}}\, \sqrt {\frac {\left (i-\sinh \left (x \right )\right ) b}{i b +a}}\, \sqrt {\frac {\left (i+\sinh \left (x \right )\right ) b}{i b -a}}\, \operatorname {EllipticF}\left (\sqrt {-\frac {a +b \sinh \left (x \right )}{i b -a}}, \sqrt {-\frac {i b -a}{i b +a}}\right ) a^{2} b +i \sqrt {-\frac {a +b \sinh \left (x \right )}{i b -a}}\, \sqrt {\frac {\left (i-\sinh \left (x \right )\right ) b}{i b +a}}\, \sqrt {\frac {\left (i+\sinh \left (x \right )\right ) b}{i b -a}}\, \operatorname {EllipticF}\left (\sqrt {-\frac {a +b \sinh \left (x \right )}{i b -a}}, \sqrt {-\frac {i b -a}{i b +a}}\right ) b^{3}-\sqrt {-\frac {a +b \sinh \left (x \right )}{i b -a}}\, \sqrt {\frac {\left (i-\sinh \left (x \right )\right ) b}{i b +a}}\, \sqrt {\frac {\left (i+\sinh \left (x \right )\right ) b}{i b -a}}\, \operatorname {EllipticE}\left (\sqrt {-\frac {a +b \sinh \left (x \right )}{i b -a}}, \sqrt {-\frac {i b -a}{i b +a}}\right ) a^{3}-\sqrt {-\frac {a +b \sinh \left (x \right )}{i b -a}}\, \sqrt {\frac {\left (i-\sinh \left (x \right )\right ) b}{i b +a}}\, \sqrt {\frac {\left (i+\sinh \left (x \right )\right ) b}{i b -a}}\, \operatorname {EllipticE}\left (\sqrt {-\frac {a +b \sinh \left (x \right )}{i b -a}}, \sqrt {-\frac {i b -a}{i b +a}}\right ) a \,b^{2}-a \,b^{2} \sinh \left (x \right )^{2}-a \,b^{2}\right )}{b^{2} \left (a^{2}+b^{2}\right ) \cosh \left (x \right ) \sqrt {a +b \sinh \left (x \right )}}\) | \(922\) |
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Result contains higher order function than in optimal. Order 9 vs. order 4.
Time = 0.10 (sec) , antiderivative size = 633, normalized size of antiderivative = 3.60 \[ \int \frac {A+B \sinh (x)}{(a+b \sinh (x))^{3/2}} \, dx=-\frac {2 \, {\left ({\left (\sqrt {2} {\left (2 \, B a^{2} b + A a b^{2} + 3 \, B b^{3}\right )} \cosh \left (x\right )^{2} + \sqrt {2} {\left (2 \, B a^{2} b + A a b^{2} + 3 \, B b^{3}\right )} \sinh \left (x\right )^{2} + 2 \, \sqrt {2} {\left (2 \, B a^{3} + A a^{2} b + 3 \, B a b^{2}\right )} \cosh \left (x\right ) + 2 \, {\left (\sqrt {2} {\left (2 \, B a^{2} b + A a b^{2} + 3 \, B b^{3}\right )} \cosh \left (x\right ) + \sqrt {2} {\left (2 \, B a^{3} + A a^{2} b + 3 \, B a b^{2}\right )}\right )} \sinh \left (x\right ) - \sqrt {2} {\left (2 \, B a^{2} b + A a b^{2} + 3 \, B b^{3}\right )}\right )} \sqrt {b} {\rm weierstrassPInverse}\left (\frac {4 \, {\left (4 \, a^{2} + 3 \, b^{2}\right )}}{3 \, b^{2}}, -\frac {8 \, {\left (8 \, a^{3} + 9 \, a b^{2}\right )}}{27 \, b^{3}}, \frac {3 \, b \cosh \left (x\right ) + 3 \, b \sinh \left (x\right ) + 2 \, a}{3 \, b}\right ) + 3 \, {\left (\sqrt {2} {\left (B a b^{2} - A b^{3}\right )} \cosh \left (x\right )^{2} + \sqrt {2} {\left (B a b^{2} - A b^{3}\right )} \sinh \left (x\right )^{2} + 2 \, \sqrt {2} {\left (B a^{2} b - A a b^{2}\right )} \cosh \left (x\right ) + 2 \, {\left (\sqrt {2} {\left (B a b^{2} - A b^{3}\right )} \cosh \left (x\right ) + \sqrt {2} {\left (B a^{2} b - A a b^{2}\right )}\right )} \sinh \left (x\right ) - \sqrt {2} {\left (B a b^{2} - A b^{3}\right )}\right )} \sqrt {b} {\rm weierstrassZeta}\left (\frac {4 \, {\left (4 \, a^{2} + 3 \, b^{2}\right )}}{3 \, b^{2}}, -\frac {8 \, {\left (8 \, a^{3} + 9 \, a b^{2}\right )}}{27 \, b^{3}}, {\rm weierstrassPInverse}\left (\frac {4 \, {\left (4 \, a^{2} + 3 \, b^{2}\right )}}{3 \, b^{2}}, -\frac {8 \, {\left (8 \, a^{3} + 9 \, a b^{2}\right )}}{27 \, b^{3}}, \frac {3 \, b \cosh \left (x\right ) + 3 \, b \sinh \left (x\right ) + 2 \, a}{3 \, b}\right )\right ) + 6 \, {\left ({\left (B a b^{2} - A b^{3}\right )} \cosh \left (x\right )^{2} + {\left (B a b^{2} - A b^{3}\right )} \sinh \left (x\right )^{2} + {\left (B a^{2} b - A a b^{2}\right )} \cosh \left (x\right ) + {\left (B a^{2} b - A a b^{2} + 2 \, {\left (B a b^{2} - A b^{3}\right )} \cosh \left (x\right )\right )} \sinh \left (x\right )\right )} \sqrt {b \sinh \left (x\right ) + a}\right )}}{3 \, {\left (a^{2} b^{3} + b^{5} - {\left (a^{2} b^{3} + b^{5}\right )} \cosh \left (x\right )^{2} - {\left (a^{2} b^{3} + b^{5}\right )} \sinh \left (x\right )^{2} - 2 \, {\left (a^{3} b^{2} + a b^{4}\right )} \cosh \left (x\right ) - 2 \, {\left (a^{3} b^{2} + a b^{4} + {\left (a^{2} b^{3} + b^{5}\right )} \cosh \left (x\right )\right )} \sinh \left (x\right )\right )}} \]
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Timed out. \[ \int \frac {A+B \sinh (x)}{(a+b \sinh (x))^{3/2}} \, dx=\text {Timed out} \]
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\[ \int \frac {A+B \sinh (x)}{(a+b \sinh (x))^{3/2}} \, dx=\int { \frac {B \sinh \left (x\right ) + A}{{\left (b \sinh \left (x\right ) + a\right )}^{\frac {3}{2}}} \,d x } \]
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\[ \int \frac {A+B \sinh (x)}{(a+b \sinh (x))^{3/2}} \, dx=\int { \frac {B \sinh \left (x\right ) + A}{{\left (b \sinh \left (x\right ) + a\right )}^{\frac {3}{2}}} \,d x } \]
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Timed out. \[ \int \frac {A+B \sinh (x)}{(a+b \sinh (x))^{3/2}} \, dx=\int \frac {A+B\,\mathrm {sinh}\left (x\right )}{{\left (a+b\,\mathrm {sinh}\left (x\right )\right )}^{3/2}} \,d x \]
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