Integrand size = 24, antiderivative size = 358 \[ \int \frac {e^{-\coth ^{-1}(a x)}}{\left (c-\frac {c}{a^2 x^2}\right )^{7/2}} \, dx=\frac {\sqrt {1-\frac {1}{a^2 x^2}} x}{c^3 \sqrt {c-\frac {c}{a^2 x^2}}}-\frac {\sqrt {1-\frac {1}{a^2 x^2}}}{32 a c^3 \sqrt {c-\frac {c}{a^2 x^2}} (1-a x)^2}+\frac {5 \sqrt {1-\frac {1}{a^2 x^2}}}{16 a c^3 \sqrt {c-\frac {c}{a^2 x^2}} (1-a x)}-\frac {\sqrt {1-\frac {1}{a^2 x^2}}}{24 a c^3 \sqrt {c-\frac {c}{a^2 x^2}} (1+a x)^3}+\frac {11 \sqrt {1-\frac {1}{a^2 x^2}}}{32 a c^3 \sqrt {c-\frac {c}{a^2 x^2}} (1+a x)^2}-\frac {3 \sqrt {1-\frac {1}{a^2 x^2}}}{2 a c^3 \sqrt {c-\frac {c}{a^2 x^2}} (1+a x)}+\frac {19 \sqrt {1-\frac {1}{a^2 x^2}} \log (1-a x)}{32 a c^3 \sqrt {c-\frac {c}{a^2 x^2}}}-\frac {51 \sqrt {1-\frac {1}{a^2 x^2}} \log (1+a x)}{32 a c^3 \sqrt {c-\frac {c}{a^2 x^2}}} \]
x*(1-1/a^2/x^2)^(1/2)/c^3/(c-c/a^2/x^2)^(1/2)-1/32*(1-1/a^2/x^2)^(1/2)/a/c ^3/(-a*x+1)^2/(c-c/a^2/x^2)^(1/2)+5/16*(1-1/a^2/x^2)^(1/2)/a/c^3/(-a*x+1)/ (c-c/a^2/x^2)^(1/2)-1/24*(1-1/a^2/x^2)^(1/2)/a/c^3/(a*x+1)^3/(c-c/a^2/x^2) ^(1/2)+11/32*(1-1/a^2/x^2)^(1/2)/a/c^3/(a*x+1)^2/(c-c/a^2/x^2)^(1/2)-3/2*( 1-1/a^2/x^2)^(1/2)/a/c^3/(a*x+1)/(c-c/a^2/x^2)^(1/2)+19/32*ln(-a*x+1)*(1-1 /a^2/x^2)^(1/2)/a/c^3/(c-c/a^2/x^2)^(1/2)-51/32*ln(a*x+1)*(1-1/a^2/x^2)^(1 /2)/a/c^3/(c-c/a^2/x^2)^(1/2)
Time = 0.18 (sec) , antiderivative size = 119, normalized size of antiderivative = 0.33 \[ \int \frac {e^{-\coth ^{-1}(a x)}}{\left (c-\frac {c}{a^2 x^2}\right )^{7/2}} \, dx=\frac {\left (1-\frac {1}{a^2 x^2}\right )^{7/2} \left (96 x-\frac {3}{a (-1+a x)^2}-\frac {4}{a (1+a x)^3}+\frac {33}{a (1+a x)^2}+\frac {30}{a-a^2 x}-\frac {144}{a+a^2 x}+\frac {57 \log (1-a x)}{a}-\frac {153 \log (1+a x)}{a}\right )}{96 \left (c-\frac {c}{a^2 x^2}\right )^{7/2}} \]
((1 - 1/(a^2*x^2))^(7/2)*(96*x - 3/(a*(-1 + a*x)^2) - 4/(a*(1 + a*x)^3) + 33/(a*(1 + a*x)^2) + 30/(a - a^2*x) - 144/(a + a^2*x) + (57*Log[1 - a*x])/ a - (153*Log[1 + a*x])/a))/(96*(c - c/(a^2*x^2))^(7/2))
Time = 0.47 (sec) , antiderivative size = 143, normalized size of antiderivative = 0.40, number of steps used = 5, number of rules used = 5, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.208, Rules used = {6751, 6747, 25, 99, 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.
\(\displaystyle \int \frac {e^{-\coth ^{-1}(a x)}}{\left (c-\frac {c}{a^2 x^2}\right )^{7/2}} \, dx\) |
\(\Big \downarrow \) 6751 |
\(\displaystyle \frac {\sqrt {1-\frac {1}{a^2 x^2}} \int \frac {e^{-\coth ^{-1}(a x)}}{\left (1-\frac {1}{a^2 x^2}\right )^{7/2}}dx}{c^3 \sqrt {c-\frac {c}{a^2 x^2}}}\) |
\(\Big \downarrow \) 6747 |
\(\displaystyle \frac {a^7 \sqrt {1-\frac {1}{a^2 x^2}} \int -\frac {x^7}{(1-a x)^3 (a x+1)^4}dx}{c^3 \sqrt {c-\frac {c}{a^2 x^2}}}\) |
\(\Big \downarrow \) 25 |
\(\displaystyle -\frac {a^7 \sqrt {1-\frac {1}{a^2 x^2}} \int \frac {x^7}{(1-a x)^3 (a x+1)^4}dx}{c^3 \sqrt {c-\frac {c}{a^2 x^2}}}\) |
\(\Big \downarrow \) 99 |
\(\displaystyle -\frac {a^7 \sqrt {1-\frac {1}{a^2 x^2}} \int \left (\frac {51}{32 a^7 (a x+1)}-\frac {3}{2 a^7 (a x+1)^2}+\frac {11}{16 a^7 (a x+1)^3}-\frac {1}{8 a^7 (a x+1)^4}-\frac {1}{a^7}-\frac {19}{32 a^7 (a x-1)}-\frac {5}{16 a^7 (a x-1)^2}-\frac {1}{16 a^7 (a x-1)^3}\right )dx}{c^3 \sqrt {c-\frac {c}{a^2 x^2}}}\) |
\(\Big \downarrow \) 2009 |
\(\displaystyle -\frac {a^7 \sqrt {1-\frac {1}{a^2 x^2}} \left (-\frac {5}{16 a^8 (1-a x)}+\frac {3}{2 a^8 (a x+1)}+\frac {1}{32 a^8 (1-a x)^2}-\frac {11}{32 a^8 (a x+1)^2}+\frac {1}{24 a^8 (a x+1)^3}-\frac {19 \log (1-a x)}{32 a^8}+\frac {51 \log (a x+1)}{32 a^8}-\frac {x}{a^7}\right )}{c^3 \sqrt {c-\frac {c}{a^2 x^2}}}\) |
-((a^7*Sqrt[1 - 1/(a^2*x^2)]*(-(x/a^7) + 1/(32*a^8*(1 - a*x)^2) - 5/(16*a^ 8*(1 - a*x)) + 1/(24*a^8*(1 + a*x)^3) - 11/(32*a^8*(1 + a*x)^2) + 3/(2*a^8 *(1 + a*x)) - (19*Log[1 - a*x])/(32*a^8) + (51*Log[1 + a*x])/(32*a^8)))/(c ^3*Sqrt[c - c/(a^2*x^2)]))
3.9.62.3.1 Defintions of rubi rules used
Int[((a_.) + (b_.)*(x_))^(m_)*((c_.) + (d_.)*(x_))^(n_)*((e_.) + (f_.)*(x_) )^(p_), x_] :> Int[ExpandIntegrand[(a + b*x)^m*(c + d*x)^n*(e + f*x)^p, x], x] /; FreeQ[{a, b, c, d, e, f, p}, x] && IntegersQ[m, n] && (IntegerQ[p] | | (GtQ[m, 0] && GeQ[n, -1]))
Int[E^(ArcCoth[(a_.)*(x_)]*(n_.))*(u_.)*((c_) + (d_.)/(x_)^2)^(p_.), x_Symb ol] :> Simp[c^p/a^(2*p) Int[(u/x^(2*p))*(-1 + a*x)^(p - n/2)*(1 + a*x)^(p + n/2), x], x] /; FreeQ[{a, c, d, n, p}, x] && EqQ[c + a^2*d, 0] && !Inte gerQ[n/2] && (IntegerQ[p] || GtQ[c, 0]) && IntegersQ[2*p, p + n/2]
Int[E^(ArcCoth[(a_.)*(x_)]*(n_.))*(u_.)*((c_) + (d_.)/(x_)^2)^(p_), x_Symbo l] :> Simp[c^IntPart[p]*((c + d/x^2)^FracPart[p]/(1 - 1/(a^2*x^2))^FracPart [p]) Int[u*(1 - 1/(a^2*x^2))^p*E^(n*ArcCoth[a*x]), x], x] /; FreeQ[{a, c, d, n, p}, x] && EqQ[c + a^2*d, 0] && !IntegerQ[n/2] && !(IntegerQ[p] || GtQ[c, 0])
Time = 0.06 (sec) , antiderivative size = 247, normalized size of antiderivative = 0.69
method | result | size |
default | \(-\frac {\sqrt {\frac {a x -1}{a x +1}}\, \left (a x +1\right ) \left (a x -1\right ) \left (-96 a^{6} x^{6}+153 \ln \left (a x +1\right ) x^{5} a^{5}-57 \ln \left (a x -1\right ) x^{5} a^{5}-96 a^{5} x^{5}+153 \ln \left (a x +1\right ) x^{4} a^{4}-57 \ln \left (a x -1\right ) x^{4} a^{4}+366 a^{4} x^{4}-306 a^{3} \ln \left (a x +1\right ) x^{3}+114 a^{3} \ln \left (a x -1\right ) x^{3}+222 a^{3} x^{3}-306 a^{2} \ln \left (a x +1\right ) x^{2}+114 a^{2} \ln \left (a x -1\right ) x^{2}-338 a^{2} x^{2}+153 a \ln \left (a x +1\right ) x -57 a \ln \left (a x -1\right ) x -122 a x +153 \ln \left (a x +1\right )-57 \ln \left (a x -1\right )+88\right )}{96 a^{8} x^{7} {\left (\frac {c \left (a^{2} x^{2}-1\right )}{a^{2} x^{2}}\right )}^{\frac {7}{2}}}\) | \(247\) |
-1/96*((a*x-1)/(a*x+1))^(1/2)*(a*x+1)*(a*x-1)*(-96*a^6*x^6+153*ln(a*x+1)*x ^5*a^5-57*ln(a*x-1)*x^5*a^5-96*a^5*x^5+153*ln(a*x+1)*x^4*a^4-57*ln(a*x-1)* x^4*a^4+366*a^4*x^4-306*a^3*ln(a*x+1)*x^3+114*a^3*ln(a*x-1)*x^3+222*a^3*x^ 3-306*a^2*ln(a*x+1)*x^2+114*a^2*ln(a*x-1)*x^2-338*a^2*x^2+153*a*ln(a*x+1)* x-57*a*ln(a*x-1)*x-122*a*x+153*ln(a*x+1)-57*ln(a*x-1)+88)/a^8/x^7/(c*(a^2* x^2-1)/a^2/x^2)^(7/2)
Time = 0.28 (sec) , antiderivative size = 201, normalized size of antiderivative = 0.56 \[ \int \frac {e^{-\coth ^{-1}(a x)}}{\left (c-\frac {c}{a^2 x^2}\right )^{7/2}} \, dx=\frac {{\left (96 \, a^{6} x^{6} + 96 \, a^{5} x^{5} - 366 \, a^{4} x^{4} - 222 \, a^{3} x^{3} + 338 \, a^{2} x^{2} + 122 \, a x - 153 \, {\left (a^{5} x^{5} + a^{4} x^{4} - 2 \, a^{3} x^{3} - 2 \, a^{2} x^{2} + a x + 1\right )} \log \left (a x + 1\right ) + 57 \, {\left (a^{5} x^{5} + a^{4} x^{4} - 2 \, a^{3} x^{3} - 2 \, a^{2} x^{2} + a x + 1\right )} \log \left (a x - 1\right ) - 88\right )} \sqrt {a^{2} c}}{96 \, {\left (a^{7} c^{4} x^{5} + a^{6} c^{4} x^{4} - 2 \, a^{5} c^{4} x^{3} - 2 \, a^{4} c^{4} x^{2} + a^{3} c^{4} x + a^{2} c^{4}\right )}} \]
1/96*(96*a^6*x^6 + 96*a^5*x^5 - 366*a^4*x^4 - 222*a^3*x^3 + 338*a^2*x^2 + 122*a*x - 153*(a^5*x^5 + a^4*x^4 - 2*a^3*x^3 - 2*a^2*x^2 + a*x + 1)*log(a* x + 1) + 57*(a^5*x^5 + a^4*x^4 - 2*a^3*x^3 - 2*a^2*x^2 + a*x + 1)*log(a*x - 1) - 88)*sqrt(a^2*c)/(a^7*c^4*x^5 + a^6*c^4*x^4 - 2*a^5*c^4*x^3 - 2*a^4* c^4*x^2 + a^3*c^4*x + a^2*c^4)
Timed out. \[ \int \frac {e^{-\coth ^{-1}(a x)}}{\left (c-\frac {c}{a^2 x^2}\right )^{7/2}} \, dx=\text {Timed out} \]
\[ \int \frac {e^{-\coth ^{-1}(a x)}}{\left (c-\frac {c}{a^2 x^2}\right )^{7/2}} \, dx=\int { \frac {\sqrt {\frac {a x - 1}{a x + 1}}}{{\left (c - \frac {c}{a^{2} x^{2}}\right )}^{\frac {7}{2}}} \,d x } \]
Exception generated. \[ \int \frac {e^{-\coth ^{-1}(a x)}}{\left (c-\frac {c}{a^2 x^2}\right )^{7/2}} \, dx=\text {Exception raised: TypeError} \]
Exception raised: TypeError >> an error occurred running a Giac command:IN PUT:sage2:=int(sage0,sageVARx):;OUTPUT:sym2poly/r2sym(const gen & e,const index_m & i,const vecteur & l) Error: Bad Argument Value
Timed out. \[ \int \frac {e^{-\coth ^{-1}(a x)}}{\left (c-\frac {c}{a^2 x^2}\right )^{7/2}} \, dx=\int \frac {\sqrt {\frac {a\,x-1}{a\,x+1}}}{{\left (c-\frac {c}{a^2\,x^2}\right )}^{7/2}} \,d x \]