3.4.26 \(\int \frac {(-4+x^3) (1-x^3+x^4)}{x^8 \sqrt [4]{-1+x^3}} \, dx\) [326]

Optimal. Leaf size=28 \[ -\frac {4 \left (-1+x^3\right )^{3/4} \left (3-3 x^3+7 x^4\right )}{21 x^7} \]

[Out]

-4/21*(x^3-1)^(3/4)*(7*x^4-3*x^3+3)/x^7

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Rubi [A]
time = 0.07, antiderivative size = 49, normalized size of antiderivative = 1.75, number of steps used = 6, number of rules used = 4, integrand size = 28, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.143, Rules used = {1849, 1600, 457, 75} \begin {gather*} -\frac {4 \left (x^3-1\right )^{3/4}}{3 x^3}-\frac {4 \left (x^3-1\right )^{3/4}}{7 x^7}+\frac {4 \left (x^3-1\right )^{3/4}}{7 x^4} \end {gather*}

Antiderivative was successfully verified.

[In]

Int[((-4 + x^3)*(1 - x^3 + x^4))/(x^8*(-1 + x^3)^(1/4)),x]

[Out]

(-4*(-1 + x^3)^(3/4))/(7*x^7) + (4*(-1 + x^3)^(3/4))/(7*x^4) - (4*(-1 + x^3)^(3/4))/(3*x^3)

Rule 75

Int[((a_.) + (b_.)*(x_))*((c_.) + (d_.)*(x_))^(n_.)*((e_.) + (f_.)*(x_))^(p_.), x_Symbol] :> Simp[b*(c + d*x)^
(n + 1)*((e + f*x)^(p + 1)/(d*f*(n + p + 2))), x] /; FreeQ[{a, b, c, d, e, f, n, p}, x] && NeQ[n + p + 2, 0] &
& EqQ[a*d*f*(n + p + 2) - b*(d*e*(n + 1) + c*f*(p + 1)), 0]

Rule 457

Int[(x_)^(m_.)*((a_) + (b_.)*(x_)^(n_))^(p_.)*((c_) + (d_.)*(x_)^(n_))^(q_.), x_Symbol] :> Dist[1/n, Subst[Int
[x^(Simplify[(m + 1)/n] - 1)*(a + b*x)^p*(c + d*x)^q, x], x, x^n], x] /; FreeQ[{a, b, c, d, m, n, p, q}, x] &&
NeQ[b*c - a*d, 0] && IntegerQ[Simplify[(m + 1)/n]]

Rule 1600

Int[(u_.)*(Px_)^(p_.)*(Qx_)^(q_.), x_Symbol] :> Int[u*PolynomialQuotient[Px, Qx, x]^p*Qx^(p + q), x] /; FreeQ[
q, x] && PolyQ[Px, x] && PolyQ[Qx, x] && EqQ[PolynomialRemainder[Px, Qx, x], 0] && IntegerQ[p] && LtQ[p*q, 0]

Rule 1849

Int[(Pq_)*((c_.)*(x_))^(m_)*((a_) + (b_.)*(x_)^(n_))^(p_), x_Symbol] :> With[{Pq0 = Coeff[Pq, x, 0]}, Simp[Pq0
*(c*x)^(m + 1)*((a + b*x^n)^(p + 1)/(a*c*(m + 1))), x] + Dist[1/(2*a*c*(m + 1)), Int[(c*x)^(m + 1)*ExpandToSum
[2*a*(m + 1)*((Pq - Pq0)/x) - 2*b*Pq0*(m + n*(p + 1) + 1)*x^(n - 1), x]*(a + b*x^n)^p, x], x] /; NeQ[Pq0, 0]]
/; FreeQ[{a, b, c, p}, x] && PolyQ[Pq, x] && IGtQ[n, 0] && LtQ[m, -1] && LeQ[n - 1, Expon[Pq, x]]

Rubi steps

\begin {align*} \int \frac {\left (-4+x^3\right ) \left (1-x^3+x^4\right )}{x^8 \sqrt [4]{-1+x^3}} \, dx &=-\frac {4 \left (-1+x^3\right )^{3/4}}{7 x^7}+\frac {1}{14} \int \frac {32 x^2-56 x^3-14 x^5+14 x^6}{x^7 \sqrt [4]{-1+x^3}} \, dx\\ &=-\frac {4 \left (-1+x^3\right )^{3/4}}{7 x^7}+\frac {1}{14} \int \frac {32 x-56 x^2-14 x^4+14 x^5}{x^6 \sqrt [4]{-1+x^3}} \, dx\\ &=-\frac {4 \left (-1+x^3\right )^{3/4}}{7 x^7}+\frac {1}{14} \int \frac {32-56 x-14 x^3+14 x^4}{x^5 \sqrt [4]{-1+x^3}} \, dx\\ &=-\frac {4 \left (-1+x^3\right )^{3/4}}{7 x^7}+\frac {4 \left (-1+x^3\right )^{3/4}}{7 x^4}+\frac {1}{112} \int \frac {-448+112 x^3}{x^4 \sqrt [4]{-1+x^3}} \, dx\\ &=-\frac {4 \left (-1+x^3\right )^{3/4}}{7 x^7}+\frac {4 \left (-1+x^3\right )^{3/4}}{7 x^4}+\frac {1}{336} \text {Subst}\left (\int \frac {-448+112 x}{\sqrt [4]{-1+x} x^2} \, dx,x,x^3\right )\\ &=-\frac {4 \left (-1+x^3\right )^{3/4}}{7 x^7}+\frac {4 \left (-1+x^3\right )^{3/4}}{7 x^4}-\frac {4 \left (-1+x^3\right )^{3/4}}{3 x^3}\\ \end {align*}

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Mathematica [A]
time = 0.39, size = 28, normalized size = 1.00 \begin {gather*} -\frac {4 \left (-1+x^3\right )^{3/4} \left (3-3 x^3+7 x^4\right )}{21 x^7} \end {gather*}

Antiderivative was successfully verified.

[In]

Integrate[((-4 + x^3)*(1 - x^3 + x^4))/(x^8*(-1 + x^3)^(1/4)),x]

[Out]

(-4*(-1 + x^3)^(3/4)*(3 - 3*x^3 + 7*x^4))/(21*x^7)

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Maple [A]
time = 0.50, size = 25, normalized size = 0.89

method	result	size
trager	\(-\frac {4 \left (x^{3}-1\right )^{\frac {3}{4}} \left (7 x^{4}-3 x^{3}+3\right )}{21 x^{7}}\)	\(25\)
gosper	\(-\frac {4 \left (-1+x \right ) \left (x^{2}+x +1\right ) \left (7 x^{4}-3 x^{3}+3\right )}{21 x^{7} \left (x^{3}-1\right )^{\frac {1}{4}}}\)	\(34\)
risch	\(-\frac {4 \left (7 x^{7}-3 x^{6}-7 x^{4}+6 x^{3}-3\right )}{21 x^{7} \left (x^{3}-1\right )^{\frac {1}{4}}}\)	\(35\)
meijerg	\(\frac {4 \left (-\mathrm {signum}\left (x^{3}-1\right )\right )^{\frac {1}{4}} \hypergeom \left (\left [-\frac {7}{3}, \frac {1}{4}\right ], \left [-\frac {4}{3}\right ], x^{3}\right )}{7 \mathrm {signum}\left (x^{3}-1\right )^{\frac {1}{4}} x^{7}}+\frac {2 \sqrt {2}\, \Gamma \left (\frac {3}{4}\right ) \left (-\mathrm {signum}\left (x^{3}-1\right )\right )^{\frac {1}{4}} \left (-\frac {5 \pi \sqrt {2}\, x^{3} \hypergeom \left (\left [1, 1, \frac {9}{4}\right ], \left [2, 3\right ], x^{3}\right )}{32 \Gamma \left (\frac {3}{4}\right )}-\frac {\left (3-3 \ln \left (2\right )-\frac {\pi }{2}+3 \ln \left (x \right )+i \pi \right ) \pi \sqrt {2}}{4 \Gamma \left (\frac {3}{4}\right )}+\frac {\pi \sqrt {2}}{\Gamma \left (\frac {3}{4}\right ) x^{3}}\right )}{3 \pi \mathrm {signum}\left (x^{3}-1\right )^{\frac {1}{4}}}-\frac {5 \left (-\mathrm {signum}\left (x^{3}-1\right )\right )^{\frac {1}{4}} \hypergeom \left (\left [-\frac {4}{3}, \frac {1}{4}\right ], \left [-\frac {1}{3}\right ], x^{3}\right )}{4 \mathrm {signum}\left (x^{3}-1\right )^{\frac {1}{4}} x^{4}}+\frac {\sqrt {2}\, \Gamma \left (\frac {3}{4}\right ) \left (-\mathrm {signum}\left (x^{3}-1\right )\right )^{\frac {1}{4}} \left (\frac {\pi \sqrt {2}\, x^{3} \hypergeom \left (\left [1, 1, \frac {5}{4}\right ], \left [2, 2\right ], x^{3}\right )}{4 \Gamma \left (\frac {3}{4}\right )}+\frac {\left (-3 \ln \left (2\right )-\frac {\pi }{2}+3 \ln \left (x \right )+i \pi \right ) \pi \sqrt {2}}{\Gamma \left (\frac {3}{4}\right )}\right )}{6 \pi \mathrm {signum}\left (x^{3}-1\right )^{\frac {1}{4}}}+\frac {\left (-\mathrm {signum}\left (x^{3}-1\right )\right )^{\frac {1}{4}} \hypergeom \left (\left [-\frac {1}{3}, \frac {1}{4}\right ], \left [\frac {2}{3}\right ], x^{3}\right )}{\mathrm {signum}\left (x^{3}-1\right )^{\frac {1}{4}} x}\)	\(267\)

Verification of antiderivative is not currently implemented for this CAS.

[In]

int((x^3-4)*(x^4-x^3+1)/x^8/(x^3-1)^(1/4),x,method=_RETURNVERBOSE)

[Out]

-4/21*(x^3-1)^(3/4)*(7*x^4-3*x^3+3)/x^7

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Maxima [A]
time = 0.50, size = 40, normalized size = 1.43 \begin {gather*} -\frac {4 \, {\left (7 \, x^{7} - 3 \, x^{6} - 7 \, x^{4} + 6 \, x^{3} - 3\right )}}{21 \, {\left (x^{2} + x + 1\right )}^{\frac {1}{4}} {\left (x - 1\right )}^{\frac {1}{4}} x^{7}} \end {gather*}

Verification of antiderivative is not currently implemented for this CAS.

[In]

integrate((x^3-4)*(x^4-x^3+1)/x^8/(x^3-1)^(1/4),x, algorithm="maxima")

[Out]

-4/21*(7*x^7 - 3*x^6 - 7*x^4 + 6*x^3 - 3)/((x^2 + x + 1)^(1/4)*(x - 1)^(1/4)*x^7)

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Fricas [A]
time = 0.36, size = 24, normalized size = 0.86 \begin {gather*} -\frac {4 \, {\left (7 \, x^{4} - 3 \, x^{3} + 3\right )} {\left (x^{3} - 1\right )}^{\frac {3}{4}}}{21 \, x^{7}} \end {gather*}

Verification of antiderivative is not currently implemented for this CAS.

[In]

integrate((x^3-4)*(x^4-x^3+1)/x^8/(x^3-1)^(1/4),x, algorithm="fricas")

[Out]

-4/21*(7*x^4 - 3*x^3 + 3)*(x^3 - 1)^(3/4)/x^7

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Sympy [C] Result contains complex when optimal does not.
time = 3.20, size = 189, normalized size = 6.75 \begin {gather*} \frac {e^{\frac {3 i \pi }{4}} \Gamma \left (- \frac {1}{3}\right ) {{}_{2}F_{1}\left (\begin {matrix} - \frac {1}{3}, \frac {1}{4} \\ \frac {2}{3} \end {matrix}\middle | {x^{3}} \right )}}{3 x \Gamma \left (\frac {2}{3}\right )} - \frac {5 e^{\frac {3 i \pi }{4}} \Gamma \left (- \frac {4}{3}\right ) {{}_{2}F_{1}\left (\begin {matrix} - \frac {4}{3}, \frac {1}{4} \\ - \frac {1}{3} \end {matrix}\middle | {x^{3}} \right )}}{3 x^{4} \Gamma \left (- \frac {1}{3}\right )} + \frac {4 e^{\frac {3 i \pi }{4}} \Gamma \left (- \frac {7}{3}\right ) {{}_{2}F_{1}\left (\begin {matrix} - \frac {7}{3}, \frac {1}{4} \\ - \frac {4}{3} \end {matrix}\middle | {x^{3}} \right )}}{3 x^{7} \Gamma \left (- \frac {4}{3}\right )} - \frac {\Gamma \left (\frac {1}{4}\right ) {{}_{2}F_{1}\left (\begin {matrix} \frac {1}{4}, \frac {1}{4} \\ \frac {5}{4} \end {matrix}\middle | {\frac {e^{2 i \pi }}{x^{3}}} \right )}}{3 x^{\frac {3}{4}} \Gamma \left (\frac {5}{4}\right )} + \frac {4 \Gamma \left (\frac {5}{4}\right ) {{}_{2}F_{1}\left (\begin {matrix} \frac {1}{4}, \frac {5}{4} \\ \frac {9}{4} \end {matrix}\middle | {\frac {e^{2 i \pi }}{x^{3}}} \right )}}{3 x^{\frac {15}{4}} \Gamma \left (\frac {9}{4}\right )} \end {gather*}

Verification of antiderivative is not currently implemented for this CAS.

[In]

integrate((x**3-4)*(x**4-x**3+1)/x**8/(x**3-1)**(1/4),x)

[Out]

exp(3*I*pi/4)*gamma(-1/3)*hyper((-1/3, 1/4), (2/3,), x**3)/(3*x*gamma(2/3)) - 5*exp(3*I*pi/4)*gamma(-4/3)*hype
r((-4/3, 1/4), (-1/3,), x**3)/(3*x**4*gamma(-1/3)) + 4*exp(3*I*pi/4)*gamma(-7/3)*hyper((-7/3, 1/4), (-4/3,), x
**3)/(3*x**7*gamma(-4/3)) - gamma(1/4)*hyper((1/4, 1/4), (5/4,), exp_polar(2*I*pi)/x**3)/(3*x**(3/4)*gamma(5/4
)) + 4*gamma(5/4)*hyper((1/4, 5/4), (9/4,), exp_polar(2*I*pi)/x**3)/(3*x**(15/4)*gamma(9/4))

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Giac [F]
time = 0.00, size = 0, normalized size = 0.00 \begin {gather*} \text {could not integrate} \end {gather*}

Verification of antiderivative is not currently implemented for this CAS.

[In]

integrate((x^3-4)*(x^4-x^3+1)/x^8/(x^3-1)^(1/4),x, algorithm="giac")

[Out]

integrate((x^4 - x^3 + 1)*(x^3 - 4)/((x^3 - 1)^(1/4)*x^8), x)

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Mupad [B]
time = 0.26, size = 39, normalized size = 1.39 \begin {gather*} -\frac {12\,{\left (x^3-1\right )}^{3/4}-12\,x^3\,{\left (x^3-1\right )}^{3/4}+28\,x^4\,{\left (x^3-1\right )}^{3/4}}{21\,x^7} \end {gather*}

Verification of antiderivative is not currently implemented for this CAS.

[In]

int(((x^3 - 4)*(x^4 - x^3 + 1))/(x^8*(x^3 - 1)^(1/4)),x)

[Out]

-(12*(x^3 - 1)^(3/4) - 12*x^3*(x^3 - 1)^(3/4) + 28*x^4*(x^3 - 1)^(3/4))/(21*x^7)

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