3.1.30 \(\int x^3 (-1+x^4)^{3/4} \, dx\) [30]

Optimal. Leaf size=13 \[ \frac {1}{7} \left (-1+x^4\right )^{7/4} \]

[Out]

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

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Rubi [A]
time = 0.00, antiderivative size = 13, normalized size of antiderivative = 1.00, number of steps used = 1, number of rules used = 1, integrand size = 13, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.077, Rules used = {267} \begin {gather*} \frac {1}{7} \left (x^4-1\right )^{7/4} \end {gather*}

Antiderivative was successfully verified.

[In]

Int[x^3*(-1 + x^4)^(3/4),x]

[Out]

(-1 + x^4)^(7/4)/7

Rule 267

Int[(x_)^(m_.)*((a_) + (b_.)*(x_)^(n_))^(p_), x_Symbol] :> Simp[(a + b*x^n)^(p + 1)/(b*n*(p + 1)), x] /; FreeQ
[{a, b, m, n, p}, x] && EqQ[m, n - 1] && NeQ[p, -1]

Rubi steps

\begin {align*} \int x^3 \left (-1+x^4\right )^{3/4} \, dx &=\frac {1}{7} \left (-1+x^4\right )^{7/4}\\ \end {align*}

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Mathematica [A]
time = 0.01, size = 13, normalized size = 1.00 \begin {gather*} \frac {1}{7} \left (-1+x^4\right )^{7/4} \end {gather*}

Antiderivative was successfully verified.

[In]

Integrate[x^3*(-1 + x^4)^(3/4),x]

[Out]

(-1 + x^4)^(7/4)/7

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Maple [A]
time = 0.28, size = 10, normalized size = 0.77

method	result	size
derivativedivides	\(\frac {\left (x^{4}-1\right )^{\frac {7}{4}}}{7}\)	\(10\)
default	\(\frac {\left (x^{4}-1\right )^{\frac {7}{4}}}{7}\)	\(10\)
risch	\(\frac {\left (x^{4}-1\right )^{\frac {7}{4}}}{7}\)	\(10\)
trager	\(\left (\frac {x^{4}}{7}-\frac {1}{7}\right ) \left (x^{4}-1\right )^{\frac {3}{4}}\)	\(16\)
gosper	\(\frac {\left (-1+x \right ) \left (1+x \right ) \left (x^{2}+1\right ) \left (x^{4}-1\right )^{\frac {3}{4}}}{7}\)	\(21\)
meijerg	\(\frac {\mathrm {signum}\left (x^{4}-1\right )^{\frac {3}{4}} x^{4} \hypergeom \left (\left [-\frac {3}{4}, 1\right ], \left [2\right ], x^{4}\right )}{4 \left (-\mathrm {signum}\left (x^{4}-1\right )\right )^{\frac {3}{4}}}\)	\(33\)

Verification of antiderivative is not currently implemented for this CAS.

[In]

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

[Out]

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

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Maxima [A]
time = 0.26, size = 9, normalized size = 0.69 \begin {gather*} \frac {1}{7} \, {\left (x^{4} - 1\right )}^{\frac {7}{4}} \end {gather*}

Verification of antiderivative is not currently implemented for this CAS.

[In]

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

[Out]

1/7*(x^4 - 1)^(7/4)

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Fricas [A]
time = 0.38, size = 9, normalized size = 0.69 \begin {gather*} \frac {1}{7} \, {\left (x^{4} - 1\right )}^{\frac {7}{4}} \end {gather*}

Verification of antiderivative is not currently implemented for this CAS.

[In]

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

[Out]

1/7*(x^4 - 1)^(7/4)

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Sympy [B] Leaf count of result is larger than twice the leaf count of optimal. 22 vs. \(2 (8) = 16\).
time = 0.18, size = 22, normalized size = 1.69 \begin {gather*} \frac {x^{4} \left (x^{4} - 1\right )^{\frac {3}{4}}}{7} - \frac {\left (x^{4} - 1\right )^{\frac {3}{4}}}{7} \end {gather*}

Verification of antiderivative is not currently implemented for this CAS.

[In]

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

[Out]

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

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Giac [A]
time = 0.40, size = 9, normalized size = 0.69 \begin {gather*} \frac {1}{7} \, {\left (x^{4} - 1\right )}^{\frac {7}{4}} \end {gather*}

Verification of antiderivative is not currently implemented for this CAS.

[In]

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

[Out]

1/7*(x^4 - 1)^(7/4)

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Mupad [B]
time = 0.13, size = 9, normalized size = 0.69 \begin {gather*} \frac {{\left (x^4-1\right )}^{7/4}}{7} \end {gather*}

Verification of antiderivative is not currently implemented for this CAS.

[In]

int(x^3*(x^4 - 1)^(3/4),x)

[Out]

(x^4 - 1)^(7/4)/7

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