Integrand size = 45, antiderivative size = 42 \[ \int \left (-\left (\left (1-b^2 n^2\right ) \text {csch}\left (a+b \log \left (c x^n\right )\right )\right )+2 b^2 n^2 \text {csch}^3\left (a+b \log \left (c x^n\right )\right )\right ) \, dx=-x \text {csch}\left (a+b \log \left (c x^n\right )\right )-b n x \coth \left (a+b \log \left (c x^n\right )\right ) \text {csch}\left (a+b \log \left (c x^n\right )\right ) \]
Time = 0.30 (sec) , antiderivative size = 30, normalized size of antiderivative = 0.71 \[ \int \left (-\left (\left (1-b^2 n^2\right ) \text {csch}\left (a+b \log \left (c x^n\right )\right )\right )+2 b^2 n^2 \text {csch}^3\left (a+b \log \left (c x^n\right )\right )\right ) \, dx=-x \left (1+b n \coth \left (a+b \log \left (c x^n\right )\right )\right ) \text {csch}\left (a+b \log \left (c x^n\right )\right ) \]
Result contains higher order function than in optimal. Order 5 vs. order 3 in optimal.
Time = 0.34 (sec) , antiderivative size = 137, normalized size of antiderivative = 3.26, number of steps used = 1, number of rules used = 1, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.022, Rules used = {2009}
Below are the steps used by Rubi to obtain the solution. The rule number used for the transformation is given above next to the arrow. The rules definitions used are listed below.
\(\displaystyle \int \left (2 b^2 n^2 \text {csch}^3\left (a+b \log \left (c x^n\right )\right )-\left (1-b^2 n^2\right ) \text {csch}\left (a+b \log \left (c x^n\right )\right )\right ) \, dx\) |
\(\Big \downarrow \) 2009 |
\(\displaystyle 2 e^a x (1-b n) \left (c x^n\right )^b \operatorname {Hypergeometric2F1}\left (1,\frac {b+\frac {1}{n}}{2 b},\frac {1}{2} \left (3+\frac {1}{b n}\right ),e^{2 a} \left (c x^n\right )^{2 b}\right )-\frac {16 e^{3 a} b^2 n^2 x \left (c x^n\right )^{3 b} \operatorname {Hypergeometric2F1}\left (3,\frac {3 b+\frac {1}{n}}{2 b},\frac {1}{2} \left (5+\frac {1}{b n}\right ),e^{2 a} \left (c x^n\right )^{2 b}\right )}{3 b n+1}\) |
2*E^a*(1 - b*n)*x*(c*x^n)^b*Hypergeometric2F1[1, (b + n^(-1))/(2*b), (3 + 1/(b*n))/2, E^(2*a)*(c*x^n)^(2*b)] - (16*b^2*E^(3*a)*n^2*x*(c*x^n)^(3*b)*H ypergeometric2F1[3, (3*b + n^(-1))/(2*b), (5 + 1/(b*n))/2, E^(2*a)*(c*x^n) ^(2*b)])/(1 + 3*b*n)
3.2.60.3.1 Defintions of rubi rules used
Time = 21.34 (sec) , antiderivative size = 82, normalized size of antiderivative = 1.95
method | result | size |
parallelrisch | \(\frac {x \left ({\tanh \left (\frac {a}{2}+b \ln \left (\sqrt {c \,x^{n}}\right )\right )}^{4} b n +2 {\tanh \left (\frac {a}{2}+b \ln \left (\sqrt {c \,x^{n}}\right )\right )}^{3}-b n -2 \tanh \left (\frac {a}{2}+b \ln \left (\sqrt {c \,x^{n}}\right )\right )\right )}{4 {\tanh \left (\frac {a}{2}+b \ln \left (\sqrt {c \,x^{n}}\right )\right )}^{2}}\) | \(82\) |
risch | \(-\frac {2 c^{b} \left (x^{n}\right )^{b} x \left (n b \left (x^{n}\right )^{2 b} c^{2 b} {\mathrm e}^{3 a} {\mathrm e}^{\frac {3 i b \pi \,\operatorname {csgn}\left (i x^{n}\right ) \operatorname {csgn}\left (i c \,x^{n}\right )^{2}}{2}} {\mathrm e}^{-\frac {3 i b \pi \,\operatorname {csgn}\left (i x^{n}\right ) \operatorname {csgn}\left (i c \,x^{n}\right ) \operatorname {csgn}\left (i c \right )}{2}} {\mathrm e}^{-\frac {3 i b \pi \operatorname {csgn}\left (i c \,x^{n}\right )^{3}}{2}} {\mathrm e}^{\frac {3 i b \pi \operatorname {csgn}\left (i c \,x^{n}\right )^{2} \operatorname {csgn}\left (i c \right )}{2}}+{\mathrm e}^{a} {\mathrm e}^{\frac {i b \pi \,\operatorname {csgn}\left (i x^{n}\right ) \operatorname {csgn}\left (i c \,x^{n}\right )^{2}}{2}} {\mathrm e}^{-\frac {i b \pi \,\operatorname {csgn}\left (i x^{n}\right ) \operatorname {csgn}\left (i c \,x^{n}\right ) \operatorname {csgn}\left (i c \right )}{2}} {\mathrm e}^{-\frac {i b \pi \operatorname {csgn}\left (i c \,x^{n}\right )^{3}}{2}} {\mathrm e}^{\frac {i b \pi \operatorname {csgn}\left (i c \,x^{n}\right )^{2} \operatorname {csgn}\left (i c \right )}{2}} b n +\left (x^{n}\right )^{2 b} c^{2 b} {\mathrm e}^{3 a} {\mathrm e}^{\frac {3 i b \pi \,\operatorname {csgn}\left (i x^{n}\right ) \operatorname {csgn}\left (i c \,x^{n}\right )^{2}}{2}} {\mathrm e}^{-\frac {3 i b \pi \,\operatorname {csgn}\left (i x^{n}\right ) \operatorname {csgn}\left (i c \,x^{n}\right ) \operatorname {csgn}\left (i c \right )}{2}} {\mathrm e}^{-\frac {3 i b \pi \operatorname {csgn}\left (i c \,x^{n}\right )^{3}}{2}} {\mathrm e}^{\frac {3 i b \pi \operatorname {csgn}\left (i c \,x^{n}\right )^{2} \operatorname {csgn}\left (i c \right )}{2}}-{\mathrm e}^{a} {\mathrm e}^{\frac {i b \pi \,\operatorname {csgn}\left (i x^{n}\right ) \operatorname {csgn}\left (i c \,x^{n}\right )^{2}}{2}} {\mathrm e}^{-\frac {i b \pi \,\operatorname {csgn}\left (i x^{n}\right ) \operatorname {csgn}\left (i c \,x^{n}\right ) \operatorname {csgn}\left (i c \right )}{2}} {\mathrm e}^{-\frac {i b \pi \operatorname {csgn}\left (i c \,x^{n}\right )^{3}}{2}} {\mathrm e}^{\frac {i b \pi \operatorname {csgn}\left (i c \,x^{n}\right )^{2} \operatorname {csgn}\left (i c \right )}{2}}\right )}{{\left (\left (x^{n}\right )^{2 b} c^{2 b} {\mathrm e}^{2 a} {\mathrm e}^{i b \pi \,\operatorname {csgn}\left (i x^{n}\right ) \operatorname {csgn}\left (i c \,x^{n}\right )^{2}} {\mathrm e}^{-i b \pi \,\operatorname {csgn}\left (i x^{n}\right ) \operatorname {csgn}\left (i c \,x^{n}\right ) \operatorname {csgn}\left (i c \right )} {\mathrm e}^{-i b \pi \operatorname {csgn}\left (i c \,x^{n}\right )^{3}} {\mathrm e}^{i b \pi \operatorname {csgn}\left (i c \,x^{n}\right )^{2} \operatorname {csgn}\left (i c \right )}-1\right )}^{2}}\) | \(509\) |
int(-(-b^2*n^2+1)*csch(a+b*ln(c*x^n))+2*b^2*n^2*csch(a+b*ln(c*x^n))^3,x,me thod=_RETURNVERBOSE)
1/4*x*(tanh(1/2*a+b*ln((c*x^n)^(1/2)))^4*b*n+2*tanh(1/2*a+b*ln((c*x^n)^(1/ 2)))^3-b*n-2*tanh(1/2*a+b*ln((c*x^n)^(1/2))))/tanh(1/2*a+b*ln((c*x^n)^(1/2 )))^2
Leaf count of result is larger than twice the leaf count of optimal. 187 vs. \(2 (42) = 84\).
Time = 0.25 (sec) , antiderivative size = 187, normalized size of antiderivative = 4.45 \[ \int \left (-\left (\left (1-b^2 n^2\right ) \text {csch}\left (a+b \log \left (c x^n\right )\right )\right )+2 b^2 n^2 \text {csch}^3\left (a+b \log \left (c x^n\right )\right )\right ) \, dx=-\frac {2 \, {\left ({\left (b n + 1\right )} x \cosh \left (b n \log \left (x\right ) + b \log \left (c\right ) + a\right )^{2} + 2 \, {\left (b n + 1\right )} x \cosh \left (b n \log \left (x\right ) + b \log \left (c\right ) + a\right ) \sinh \left (b n \log \left (x\right ) + b \log \left (c\right ) + a\right ) + {\left (b n + 1\right )} x \sinh \left (b n \log \left (x\right ) + b \log \left (c\right ) + a\right )^{2} + {\left (b n - 1\right )} x\right )}}{\cosh \left (b n \log \left (x\right ) + b \log \left (c\right ) + a\right )^{3} + 3 \, \cosh \left (b n \log \left (x\right ) + b \log \left (c\right ) + a\right ) \sinh \left (b n \log \left (x\right ) + b \log \left (c\right ) + a\right )^{2} + \sinh \left (b n \log \left (x\right ) + b \log \left (c\right ) + a\right )^{3} + 3 \, {\left (\cosh \left (b n \log \left (x\right ) + b \log \left (c\right ) + a\right )^{2} - 1\right )} \sinh \left (b n \log \left (x\right ) + b \log \left (c\right ) + a\right ) - \cosh \left (b n \log \left (x\right ) + b \log \left (c\right ) + a\right )} \]
integrate(-(-b^2*n^2+1)*csch(a+b*log(c*x^n))+2*b^2*n^2*csch(a+b*log(c*x^n) )^3,x, algorithm="fricas")
-2*((b*n + 1)*x*cosh(b*n*log(x) + b*log(c) + a)^2 + 2*(b*n + 1)*x*cosh(b*n *log(x) + b*log(c) + a)*sinh(b*n*log(x) + b*log(c) + a) + (b*n + 1)*x*sinh (b*n*log(x) + b*log(c) + a)^2 + (b*n - 1)*x)/(cosh(b*n*log(x) + b*log(c) + a)^3 + 3*cosh(b*n*log(x) + b*log(c) + a)*sinh(b*n*log(x) + b*log(c) + a)^ 2 + sinh(b*n*log(x) + b*log(c) + a)^3 + 3*(cosh(b*n*log(x) + b*log(c) + a) ^2 - 1)*sinh(b*n*log(x) + b*log(c) + a) - cosh(b*n*log(x) + b*log(c) + a))
\[ \int \left (-\left (\left (1-b^2 n^2\right ) \text {csch}\left (a+b \log \left (c x^n\right )\right )\right )+2 b^2 n^2 \text {csch}^3\left (a+b \log \left (c x^n\right )\right )\right ) \, dx=\int \left (2 b^{2} n^{2} \operatorname {csch}^{2}{\left (a + b \log {\left (c x^{n} \right )} \right )} + b^{2} n^{2} - 1\right ) \operatorname {csch}{\left (a + b \log {\left (c x^{n} \right )} \right )}\, dx \]
Integral((2*b**2*n**2*csch(a + b*log(c*x**n))**2 + b**2*n**2 - 1)*csch(a + b*log(c*x**n)), x)
Leaf count of result is larger than twice the leaf count of optimal. 95 vs. \(2 (42) = 84\).
Time = 0.39 (sec) , antiderivative size = 95, normalized size of antiderivative = 2.26 \[ \int \left (-\left (\left (1-b^2 n^2\right ) \text {csch}\left (a+b \log \left (c x^n\right )\right )\right )+2 b^2 n^2 \text {csch}^3\left (a+b \log \left (c x^n\right )\right )\right ) \, dx=-\frac {2 \, {\left ({\left (b c^{3 \, b} n + c^{3 \, b}\right )} x e^{\left (3 \, b \log \left (x^{n}\right ) + 3 \, a\right )} + {\left (b c^{b} n - c^{b}\right )} x e^{\left (b \log \left (x^{n}\right ) + a\right )}\right )}}{c^{4 \, b} e^{\left (4 \, b \log \left (x^{n}\right ) + 4 \, a\right )} - 2 \, c^{2 \, b} e^{\left (2 \, b \log \left (x^{n}\right ) + 2 \, a\right )} + 1} \]
integrate(-(-b^2*n^2+1)*csch(a+b*log(c*x^n))+2*b^2*n^2*csch(a+b*log(c*x^n) )^3,x, algorithm="maxima")
-2*((b*c^(3*b)*n + c^(3*b))*x*e^(3*b*log(x^n) + 3*a) + (b*c^b*n - c^b)*x*e ^(b*log(x^n) + a))/(c^(4*b)*e^(4*b*log(x^n) + 4*a) - 2*c^(2*b)*e^(2*b*log( x^n) + 2*a) + 1)
Leaf count of result is larger than twice the leaf count of optimal. 215 vs. \(2 (42) = 84\).
Time = 0.49 (sec) , antiderivative size = 215, normalized size of antiderivative = 5.12 \[ \int \left (-\left (\left (1-b^2 n^2\right ) \text {csch}\left (a+b \log \left (c x^n\right )\right )\right )+2 b^2 n^2 \text {csch}^3\left (a+b \log \left (c x^n\right )\right )\right ) \, dx=-\frac {2 \, b c^{3 \, b} n x x^{3 \, b n} e^{\left (3 \, a\right )}}{c^{4 \, b} x^{4 \, b n} e^{\left (4 \, a\right )} - 2 \, c^{2 \, b} x^{2 \, b n} e^{\left (2 \, a\right )} + 1} - \frac {2 \, b c^{b} n x x^{b n} e^{a}}{c^{4 \, b} x^{4 \, b n} e^{\left (4 \, a\right )} - 2 \, c^{2 \, b} x^{2 \, b n} e^{\left (2 \, a\right )} + 1} - \frac {2 \, c^{3 \, b} x x^{3 \, b n} e^{\left (3 \, a\right )}}{c^{4 \, b} x^{4 \, b n} e^{\left (4 \, a\right )} - 2 \, c^{2 \, b} x^{2 \, b n} e^{\left (2 \, a\right )} + 1} + \frac {2 \, c^{b} x x^{b n} e^{a}}{c^{4 \, b} x^{4 \, b n} e^{\left (4 \, a\right )} - 2 \, c^{2 \, b} x^{2 \, b n} e^{\left (2 \, a\right )} + 1} \]
integrate(-(-b^2*n^2+1)*csch(a+b*log(c*x^n))+2*b^2*n^2*csch(a+b*log(c*x^n) )^3,x, algorithm="giac")
-2*b*c^(3*b)*n*x*x^(3*b*n)*e^(3*a)/(c^(4*b)*x^(4*b*n)*e^(4*a) - 2*c^(2*b)* x^(2*b*n)*e^(2*a) + 1) - 2*b*c^b*n*x*x^(b*n)*e^a/(c^(4*b)*x^(4*b*n)*e^(4*a ) - 2*c^(2*b)*x^(2*b*n)*e^(2*a) + 1) - 2*c^(3*b)*x*x^(3*b*n)*e^(3*a)/(c^(4 *b)*x^(4*b*n)*e^(4*a) - 2*c^(2*b)*x^(2*b*n)*e^(2*a) + 1) + 2*c^b*x*x^(b*n) *e^a/(c^(4*b)*x^(4*b*n)*e^(4*a) - 2*c^(2*b)*x^(2*b*n)*e^(2*a) + 1)
Time = 2.20 (sec) , antiderivative size = 65, normalized size of antiderivative = 1.55 \[ \int \left (-\left (\left (1-b^2 n^2\right ) \text {csch}\left (a+b \log \left (c x^n\right )\right )\right )+2 b^2 n^2 \text {csch}^3\left (a+b \log \left (c x^n\right )\right )\right ) \, dx=-\frac {2\,x\,{\mathrm {e}}^a\,{\left (c\,x^n\right )}^b\,\left (b\,n+{\mathrm {e}}^{2\,a}\,{\left (c\,x^n\right )}^{2\,b}+b\,n\,{\mathrm {e}}^{2\,a}\,{\left (c\,x^n\right )}^{2\,b}-1\right )}{{\left ({\mathrm {e}}^{2\,a}\,{\left (c\,x^n\right )}^{2\,b}-1\right )}^2} \]