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

Optimal. Leaf size=32 \[ -\frac {4 \left (7 x^3-1\right ) \left (x^4-x\right )^{3/4}}{9 x^3 \left (x^3-1\right )} \]

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Rubi [A]  time = 0.16, antiderivative size = 35, normalized size of antiderivative = 1.09, number of steps used = 3, number of rules used = 3, integrand size = 27, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.111, Rules used = {2056, 453, 264} \begin {gather*} \frac {4}{9 x^2 \sqrt [4]{x^4-x}}-\frac {28 x}{9 \sqrt [4]{x^4-x}} \end {gather*}

Antiderivative was successfully verified.

[In]

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

[Out]

4/(9*x^2*(-x + x^4)^(1/4)) - (28*x)/(9*(-x + x^4)^(1/4))

Rule 264

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]

Rule 453

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] + Dist[(a*d*(m + 1) - b*c*(m + n*(p + 1) + 1))/(a*e^n*(m + 1)), In
t[(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]

Rule 2056

Int[(u_.)*(P_)^(p_.), x_Symbol] :> With[{m = MinimumMonomialExponent[P, x]}, Dist[P^FracPart[p]/(x^(m*FracPart
[p])*Distrib[1/x^m, P]^FracPart[p]), Int[u*x^(m*p)*Distrib[1/x^m, P]^p, x], x]] /; FreeQ[p, x] &&  !IntegerQ[p
] && SumQ[P] && EveryQ[BinomialQ[#1, x] & , P] &&  !PolyQ[P, x, 2]

Rubi steps

\begin {align*} \int \frac {1+x^3}{x^3 \left (-1+x^3\right ) \sqrt [4]{-x+x^4}} \, dx &=\frac {\left (\sqrt [4]{x} \sqrt [4]{-1+x^3}\right ) \int \frac {1+x^3}{x^{13/4} \left (-1+x^3\right )^{5/4}} \, dx}{\sqrt [4]{-x+x^4}}\\ &=\frac {4}{9 x^2 \sqrt [4]{-x+x^4}}+\frac {\left (7 \sqrt [4]{x} \sqrt [4]{-1+x^3}\right ) \int \frac {1}{\sqrt [4]{x} \left (-1+x^3\right )^{5/4}} \, dx}{3 \sqrt [4]{-x+x^4}}\\ &=\frac {4}{9 x^2 \sqrt [4]{-x+x^4}}-\frac {28 x}{9 \sqrt [4]{-x+x^4}}\\ \end {align*}

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Mathematica [A]  time = 0.01, size = 25, normalized size = 0.78 \begin {gather*} -\frac {4 \left (7 x^3-1\right )}{9 x^2 \sqrt [4]{x \left (x^3-1\right )}} \end {gather*}

Antiderivative was successfully verified.

[In]

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

[Out]

(-4*(-1 + 7*x^3))/(9*x^2*(x*(-1 + x^3))^(1/4))

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IntegrateAlgebraic [A]  time = 0.27, size = 32, normalized size = 1.00 \begin {gather*} -\frac {4 \left (-1+7 x^3\right ) \left (-x+x^4\right )^{3/4}}{9 x^3 \left (-1+x^3\right )} \end {gather*}

Antiderivative was successfully verified.

[In]

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

[Out]

(-4*(-1 + 7*x^3)*(-x + x^4)^(3/4))/(9*x^3*(-1 + x^3))

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fricas [A]  time = 0.45, size = 29, normalized size = 0.91 \begin {gather*} -\frac {4 \, {\left (x^{4} - x\right )}^{\frac {3}{4}} {\left (7 \, x^{3} - 1\right )}}{9 \, {\left (x^{6} - x^{3}\right )}} \end {gather*}

Verification of antiderivative is not currently implemented for this CAS.

[In]

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

[Out]

-4/9*(x^4 - x)^(3/4)*(7*x^3 - 1)/(x^6 - x^3)

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giac [A]  time = 0.32, size = 23, normalized size = 0.72 \begin {gather*} \frac {4}{9} \, {\left (-\frac {1}{x^{3}} + 1\right )}^{\frac {3}{4}} + \frac {8}{3 \, {\left (-\frac {1}{x^{3}} + 1\right )}^{\frac {1}{4}}} \end {gather*}

Verification of antiderivative is not currently implemented for this CAS.

[In]

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

[Out]

4/9*(-1/x^3 + 1)^(3/4) + 8/3/(-1/x^3 + 1)^(1/4)

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maple [A]  time = 0.12, size = 22, normalized size = 0.69

method	result	size
gosper	\(-\frac {4 \left (7 x^{3}-1\right )}{9 \left (x^{4}-x \right )^{\frac {1}{4}} x^{2}}\)	\(22\)
risch	\(-\frac {4 \left (7 x^{3}-1\right )}{9 x^{2} \left (x \left (x^{3}-1\right )\right )^{\frac {1}{4}}}\)	\(22\)
trager	\(-\frac {4 \left (7 x^{3}-1\right ) \left (x^{4}-x \right )^{\frac {3}{4}}}{9 x^{3} \left (x^{3}-1\right )}\)	\(29\)
meijerg	\(\frac {4 \left (-\mathrm {signum}\left (x^{3}-1\right )\right )^{\frac {1}{4}} \left (-4 x^{3}+1\right )}{9 \mathrm {signum}\left (x^{3}-1\right )^{\frac {1}{4}} \left (-x^{3}+1\right )^{\frac {1}{4}} x^{\frac {9}{4}}}-\frac {4 \left (-\mathrm {signum}\left (x^{3}-1\right )\right )^{\frac {1}{4}} x^{\frac {3}{4}}}{3 \mathrm {signum}\left (x^{3}-1\right )^{\frac {1}{4}} \left (-x^{3}+1\right )^{\frac {1}{4}}}\)	\(73\)

Verification of antiderivative is not currently implemented for this CAS.

[In]

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

[Out]

-4/9*(7*x^3-1)/(x^4-x)^(1/4)/x^2

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maxima [F]  time = 0.00, size = 0, normalized size = 0.00 \begin {gather*} \int \frac {x^{3} + 1}{{\left (x^{4} - x\right )}^{\frac {1}{4}} {\left (x^{3} - 1\right )} x^{3}}\,{d x} \end {gather*}

Verification of antiderivative is not currently implemented for this CAS.

[In]

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

[Out]

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

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mupad [B]  time = 0.24, size = 28, normalized size = 0.88 \begin {gather*} -\frac {4\,{\left (x^4-x\right )}^{3/4}\,\left (7\,x^3-1\right )}{9\,x^3\,\left (x^3-1\right )} \end {gather*}

Verification of antiderivative is not currently implemented for this CAS.

[In]

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

[Out]

-(4*(x^4 - x)^(3/4)*(7*x^3 - 1))/(9*x^3*(x^3 - 1))

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sympy [F]  time = 0.00, size = 0, normalized size = 0.00 \begin {gather*} \int \frac {\left (x + 1\right ) \left (x^{2} - x + 1\right )}{x^{3} \sqrt [4]{x \left (x - 1\right ) \left (x^{2} + x + 1\right )} \left (x - 1\right ) \left (x^{2} + x + 1\right )}\, dx \end {gather*}

Verification of antiderivative is not currently implemented for this CAS.

[In]

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

[Out]

Integral((x + 1)*(x**2 - x + 1)/(x**3*(x*(x - 1)*(x**2 + x + 1))**(1/4)*(x - 1)*(x**2 + x + 1)), x)

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