Integrand size = 20, antiderivative size = 28 \[ \int \frac {\sqrt [3]{-1+x^3} \left (-1+2 x^3\right )}{x^{11}} \, dx=\frac {\left (-1+x^3\right )^{4/3} \left (-2+4 x^3+3 x^6\right )}{20 x^{10}} \]
Time = 0.10 (sec) , antiderivative size = 28, normalized size of antiderivative = 1.00 \[ \int \frac {\sqrt [3]{-1+x^3} \left (-1+2 x^3\right )}{x^{11}} \, dx=\frac {\left (-1+x^3\right )^{4/3} \left (-2+4 x^3+3 x^6\right )}{20 x^{10}} \]
Time = 0.19 (sec) , antiderivative size = 54, normalized size of antiderivative = 1.93, number of steps used = 3, number of rules used = 3, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.150, Rules used = {955, 803, 796}
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.
\(\displaystyle \int \frac {\sqrt [3]{x^3-1} \left (2 x^3-1\right )}{x^{11}} \, dx\) |
\(\Big \downarrow \) 955 |
\(\displaystyle \frac {7}{5} \int \frac {\sqrt [3]{x^3-1}}{x^8}dx-\frac {\left (x^3-1\right )^{4/3}}{10 x^{10}}\) |
\(\Big \downarrow \) 803 |
\(\displaystyle \frac {7}{5} \left (\frac {3}{7} \int \frac {\sqrt [3]{x^3-1}}{x^5}dx+\frac {\left (x^3-1\right )^{4/3}}{7 x^7}\right )-\frac {\left (x^3-1\right )^{4/3}}{10 x^{10}}\) |
\(\Big \downarrow \) 796 |
\(\displaystyle \frac {7}{5} \left (\frac {\left (x^3-1\right )^{4/3}}{7 x^7}+\frac {3 \left (x^3-1\right )^{4/3}}{28 x^4}\right )-\frac {\left (x^3-1\right )^{4/3}}{10 x^{10}}\) |
-1/10*(-1 + x^3)^(4/3)/x^10 + (7*((-1 + x^3)^(4/3)/(7*x^7) + (3*(-1 + x^3) ^(4/3))/(28*x^4)))/5
3.4.15.3.1 Defintions of rubi rules used
Int[((c_.)*(x_))^(m_.)*((a_) + (b_.)*(x_)^(n_))^(p_), x_Symbol] :> Simp[(c* x)^(m + 1)*((a + b*x^n)^(p + 1)/(a*c*(m + 1))), x] /; FreeQ[{a, b, c, m, n, p}, x] && EqQ[(m + 1)/n + p + 1, 0] && NeQ[m, -1]
Int[(x_)^(m_)*((a_) + (b_.)*(x_)^(n_))^(p_), x_Symbol] :> Simp[x^(m + 1)*(( a + b*x^n)^(p + 1)/(a*(m + 1))), x] - Simp[b*((m + n*(p + 1) + 1)/(a*(m + 1 ))) Int[x^(m + n)*(a + b*x^n)^p, x], x] /; FreeQ[{a, b, m, n, p}, x] && I LtQ[Simplify[(m + 1)/n + p + 1], 0] && NeQ[m, -1]
Int[((e_.)*(x_))^(m_.)*((a_) + (b_.)*(x_)^(n_))^(p_.)*((c_) + (d_.)*(x_)^(n _)), x_Symbol] :> Simp[c*(e*x)^(m + 1)*((a + b*x^n)^(p + 1)/(a*e*(m + 1))), x] + Simp[(a*d*(m + 1) - b*c*(m + n*(p + 1) + 1))/(a*e^n*(m + 1)) Int[(e *x)^(m + n)*(a + b*x^n)^p, x], x] /; FreeQ[{a, b, c, d, e, p}, x] && NeQ[b* c - a*d, 0] && (IntegerQ[n] || GtQ[e, 0]) && ((GtQ[n, 0] && LtQ[m, -1]) || (LtQ[n, 0] && GtQ[m + n, -1])) && !ILtQ[p, -1]
Time = 0.84 (sec) , antiderivative size = 25, normalized size of antiderivative = 0.89
method | result | size |
pseudoelliptic | \(\frac {\left (x^{3}-1\right )^{\frac {4}{3}} \left (3 x^{6}+4 x^{3}-2\right )}{20 x^{10}}\) | \(25\) |
trager | \(\frac {\left (3 x^{9}+x^{6}-6 x^{3}+2\right ) \left (x^{3}-1\right )^{\frac {1}{3}}}{20 x^{10}}\) | \(28\) |
gosper | \(\frac {\left (x -1\right ) \left (x^{2}+x +1\right ) \left (3 x^{6}+4 x^{3}-2\right ) \left (x^{3}-1\right )^{\frac {1}{3}}}{20 x^{10}}\) | \(34\) |
risch | \(\frac {3 x^{12}-2 x^{9}-7 x^{6}+8 x^{3}-2}{20 \left (x^{3}-1\right )^{\frac {2}{3}} x^{10}}\) | \(35\) |
meijerg | \(-\frac {2 \operatorname {signum}\left (x^{3}-1\right )^{\frac {1}{3}} \left (-\frac {3}{4} x^{6}-\frac {1}{4} x^{3}+1\right ) \left (-x^{3}+1\right )^{\frac {1}{3}}}{7 {\left (-\operatorname {signum}\left (x^{3}-1\right )\right )}^{\frac {1}{3}} x^{7}}+\frac {\operatorname {signum}\left (x^{3}-1\right )^{\frac {1}{3}} \left (-\frac {9}{14} x^{9}-\frac {3}{14} x^{6}-\frac {1}{7} x^{3}+1\right ) \left (-x^{3}+1\right )^{\frac {1}{3}}}{10 {\left (-\operatorname {signum}\left (x^{3}-1\right )\right )}^{\frac {1}{3}} x^{10}}\) | \(95\) |
Time = 0.25 (sec) , antiderivative size = 27, normalized size of antiderivative = 0.96 \[ \int \frac {\sqrt [3]{-1+x^3} \left (-1+2 x^3\right )}{x^{11}} \, dx=\frac {{\left (3 \, x^{9} + x^{6} - 6 \, x^{3} + 2\right )} {\left (x^{3} - 1\right )}^{\frac {1}{3}}}{20 \, x^{10}} \]
Result contains complex when optimal does not.
Time = 1.52 (sec) , antiderivative size = 571, normalized size of antiderivative = 20.39 \[ \int \frac {\sqrt [3]{-1+x^3} \left (-1+2 x^3\right )}{x^{11}} \, dx=- \begin {cases} \frac {2 \sqrt [3]{-1 + \frac {1}{x^{3}}} e^{- \frac {2 i \pi }{3}} \Gamma \left (- \frac {10}{3}\right )}{3 \Gamma \left (- \frac {1}{3}\right )} + \frac {2 \sqrt [3]{-1 + \frac {1}{x^{3}}} e^{- \frac {2 i \pi }{3}} \Gamma \left (- \frac {10}{3}\right )}{9 x^{3} \Gamma \left (- \frac {1}{3}\right )} + \frac {4 \sqrt [3]{-1 + \frac {1}{x^{3}}} e^{- \frac {2 i \pi }{3}} \Gamma \left (- \frac {10}{3}\right )}{27 x^{6} \Gamma \left (- \frac {1}{3}\right )} - \frac {28 \sqrt [3]{-1 + \frac {1}{x^{3}}} e^{- \frac {2 i \pi }{3}} \Gamma \left (- \frac {10}{3}\right )}{27 x^{9} \Gamma \left (- \frac {1}{3}\right )} & \text {for}\: \frac {1}{\left |{x^{3}}\right |} > 1 \\- \frac {2 \sqrt [3]{1 - \frac {1}{x^{3}}} \Gamma \left (- \frac {10}{3}\right )}{3 \Gamma \left (- \frac {1}{3}\right )} - \frac {2 \sqrt [3]{1 - \frac {1}{x^{3}}} \Gamma \left (- \frac {10}{3}\right )}{9 x^{3} \Gamma \left (- \frac {1}{3}\right )} - \frac {4 \sqrt [3]{1 - \frac {1}{x^{3}}} \Gamma \left (- \frac {10}{3}\right )}{27 x^{6} \Gamma \left (- \frac {1}{3}\right )} + \frac {28 \sqrt [3]{1 - \frac {1}{x^{3}}} \Gamma \left (- \frac {10}{3}\right )}{27 x^{9} \Gamma \left (- \frac {1}{3}\right )} & \text {otherwise} \end {cases} + 2 \left (\begin {cases} \frac {3 x^{6} \sqrt [3]{-1 + \frac {1}{x^{3}}} e^{\frac {i \pi }{3}} \Gamma \left (- \frac {7}{3}\right )}{9 x^{6} \Gamma \left (- \frac {1}{3}\right ) - 9 x^{3} \Gamma \left (- \frac {1}{3}\right )} - \frac {2 x^{3} \sqrt [3]{-1 + \frac {1}{x^{3}}} e^{\frac {i \pi }{3}} \Gamma \left (- \frac {7}{3}\right )}{9 x^{6} \Gamma \left (- \frac {1}{3}\right ) - 9 x^{3} \Gamma \left (- \frac {1}{3}\right )} + \frac {4 \sqrt [3]{-1 + \frac {1}{x^{3}}} e^{\frac {i \pi }{3}} \Gamma \left (- \frac {7}{3}\right )}{9 x^{9} \Gamma \left (- \frac {1}{3}\right ) - 9 x^{6} \Gamma \left (- \frac {1}{3}\right )} - \frac {5 \sqrt [3]{-1 + \frac {1}{x^{3}}} e^{\frac {i \pi }{3}} \Gamma \left (- \frac {7}{3}\right )}{9 x^{6} \Gamma \left (- \frac {1}{3}\right ) - 9 x^{3} \Gamma \left (- \frac {1}{3}\right )} & \text {for}\: \frac {1}{\left |{x^{3}}\right |} > 1 \\\frac {\sqrt [3]{1 - \frac {1}{x^{3}}} \Gamma \left (- \frac {7}{3}\right )}{3 \Gamma \left (- \frac {1}{3}\right )} + \frac {\sqrt [3]{1 - \frac {1}{x^{3}}} \Gamma \left (- \frac {7}{3}\right )}{9 x^{3} \Gamma \left (- \frac {1}{3}\right )} - \frac {4 \sqrt [3]{1 - \frac {1}{x^{3}}} \Gamma \left (- \frac {7}{3}\right )}{9 x^{6} \Gamma \left (- \frac {1}{3}\right )} & \text {otherwise} \end {cases}\right ) \]
-Piecewise((2*(-1 + x**(-3))**(1/3)*exp(-2*I*pi/3)*gamma(-10/3)/(3*gamma(- 1/3)) + 2*(-1 + x**(-3))**(1/3)*exp(-2*I*pi/3)*gamma(-10/3)/(9*x**3*gamma( -1/3)) + 4*(-1 + x**(-3))**(1/3)*exp(-2*I*pi/3)*gamma(-10/3)/(27*x**6*gamm a(-1/3)) - 28*(-1 + x**(-3))**(1/3)*exp(-2*I*pi/3)*gamma(-10/3)/(27*x**9*g amma(-1/3)), 1/Abs(x**3) > 1), (-2*(1 - 1/x**3)**(1/3)*gamma(-10/3)/(3*gam ma(-1/3)) - 2*(1 - 1/x**3)**(1/3)*gamma(-10/3)/(9*x**3*gamma(-1/3)) - 4*(1 - 1/x**3)**(1/3)*gamma(-10/3)/(27*x**6*gamma(-1/3)) + 28*(1 - 1/x**3)**(1 /3)*gamma(-10/3)/(27*x**9*gamma(-1/3)), True)) + 2*Piecewise((3*x**6*(-1 + x**(-3))**(1/3)*exp(I*pi/3)*gamma(-7/3)/(9*x**6*gamma(-1/3) - 9*x**3*gamm a(-1/3)) - 2*x**3*(-1 + x**(-3))**(1/3)*exp(I*pi/3)*gamma(-7/3)/(9*x**6*ga mma(-1/3) - 9*x**3*gamma(-1/3)) + 4*(-1 + x**(-3))**(1/3)*exp(I*pi/3)*gamm a(-7/3)/(9*x**9*gamma(-1/3) - 9*x**6*gamma(-1/3)) - 5*(-1 + x**(-3))**(1/3 )*exp(I*pi/3)*gamma(-7/3)/(9*x**6*gamma(-1/3) - 9*x**3*gamma(-1/3)), 1/Abs (x**3) > 1), ((1 - 1/x**3)**(1/3)*gamma(-7/3)/(3*gamma(-1/3)) + (1 - 1/x** 3)**(1/3)*gamma(-7/3)/(9*x**3*gamma(-1/3)) - 4*(1 - 1/x**3)**(1/3)*gamma(- 7/3)/(9*x**6*gamma(-1/3)), True))
Time = 0.19 (sec) , antiderivative size = 25, normalized size of antiderivative = 0.89 \[ \int \frac {\sqrt [3]{-1+x^3} \left (-1+2 x^3\right )}{x^{11}} \, dx=\frac {{\left (x^{3} - 1\right )}^{\frac {4}{3}}}{4 \, x^{4}} - \frac {{\left (x^{3} - 1\right )}^{\frac {10}{3}}}{10 \, x^{10}} \]
\[ \int \frac {\sqrt [3]{-1+x^3} \left (-1+2 x^3\right )}{x^{11}} \, dx=\int { \frac {{\left (2 \, x^{3} - 1\right )} {\left (x^{3} - 1\right )}^{\frac {1}{3}}}{x^{11}} \,d x } \]
Time = 5.15 (sec) , antiderivative size = 49, normalized size of antiderivative = 1.75 \[ \int \frac {\sqrt [3]{-1+x^3} \left (-1+2 x^3\right )}{x^{11}} \, dx=\frac {3\,{\left (x^3-1\right )}^{1/3}}{20\,x}+\frac {{\left (x^3-1\right )}^{1/3}}{20\,x^4}-\frac {3\,{\left (x^3-1\right )}^{1/3}}{10\,x^7}+\frac {{\left (x^3-1\right )}^{1/3}}{10\,x^{10}} \]