3.2.98 \(\int (a (b x^m)^n)^{-\frac {1}{m n}} \, dx\) [198]

Optimal. Leaf size=22 \[ x \left (a \left (b x^m\right )^n\right )^{-\frac {1}{m n}} \log (x) \]

[Out]

x*ln(x)/((a*(b*x^m)^n)^(1/m/n))

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Rubi [A]
time = 0.00, antiderivative size = 22, normalized size of antiderivative = 1.00, number of steps used = 2, number of rules used = 2, integrand size = 18, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.111, Rules used = {1971, 29} \begin {gather*} x \log (x) \left (a \left (b x^m\right )^n\right )^{-\frac {1}{m n}} \end {gather*}

Antiderivative was successfully verified.

[In]

Int[(a*(b*x^m)^n)^(-(1/(m*n))),x]

[Out]

(x*Log[x])/(a*(b*x^m)^n)^(1/(m*n))

Rule 29

Int[(x_)^(-1), x_Symbol] :> Simp[Log[x], x]

Rule 1971

Int[(u_.)*((c_.)*((d_.)*((a_.) + (b_.)*(x_))^(n_))^(q_))^(p_), x_Symbol] :> Dist[(c*(d*(a + b*x)^n)^q)^p/(a +
b*x)^(n*p*q), Int[u*(a + b*x)^(n*p*q), x], x] /; FreeQ[{a, b, c, d, n, q, p}, x] &&  !IntegerQ[q] &&  !Integer
Q[p]

Rubi steps

\begin {align*} \int \left (a \left (b x^m\right )^n\right )^{-\frac {1}{m n}} \, dx &=\left (x \left (a \left (b x^m\right )^n\right )^{-\frac {1}{m n}}\right ) \int \frac {1}{x} \, dx\\ &=x \left (a \left (b x^m\right )^n\right )^{-\frac {1}{m n}} \log (x)\\ \end {align*}

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Mathematica [A]
time = 0.00, size = 22, normalized size = 1.00 \begin {gather*} x \left (a \left (b x^m\right )^n\right )^{-\frac {1}{m n}} \log (x) \end {gather*}

Antiderivative was successfully verified.

[In]

Integrate[(a*(b*x^m)^n)^(-(1/(m*n))),x]

[Out]

(x*Log[x])/(a*(b*x^m)^n)^(1/(m*n))

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Maple [F]
time = 0.04, size = 0, normalized size = 0.00 \[\int \left (a \left (b \,x^{m}\right )^{n}\right )^{-\frac {1}{m n}}\, dx\]

Verification of antiderivative is not currently implemented for this CAS.

[In]

int(1/((a*(b*x^m)^n)^(1/m/n)),x)

[Out]

int(1/((a*(b*x^m)^n)^(1/m/n)),x)

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Maxima [F]
time = 0.00, size = 0, normalized size = 0.00 \begin {gather*} \text {Failed to integrate} \end {gather*}

Verification of antiderivative is not currently implemented for this CAS.

[In]

integrate(1/((a*(b*x^m)^n)^(1/m/n)),x, algorithm="maxima")

[Out]

integrate(1/(((b*x^m)^n*a)^(1/(m*n))), x)

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Fricas [A]
time = 0.36, size = 19, normalized size = 0.86 \begin {gather*} e^{\left (-\frac {n \log \left (b\right ) + \log \left (a\right )}{m n}\right )} \log \left (x\right ) \end {gather*}

Verification of antiderivative is not currently implemented for this CAS.

[In]

integrate(1/((a*(b*x^m)^n)^(1/m/n)),x, algorithm="fricas")

[Out]

e^(-(n*log(b) + log(a))/(m*n))*log(x)

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Sympy [F]
time = 0.00, size = 0, normalized size = 0.00 \begin {gather*} \int \left (a \left (b x^{m}\right )^{n}\right )^{- \frac {1}{m n}}\, dx \end {gather*}

Verification of antiderivative is not currently implemented for this CAS.

[In]

integrate(1/((a*(b*x**m)**n)**(1/m/n)),x)

[Out]

Integral((a*(b*x**m)**n)**(-1/(m*n)), x)

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Giac [A]
time = 2.16, size = 19, normalized size = 0.86 \begin {gather*} e^{\left (-\frac {n \log \left (b\right ) + \log \left (a\right )}{m n}\right )} \log \left (x\right ) \end {gather*}

Verification of antiderivative is not currently implemented for this CAS.

[In]

integrate(1/((a*(b*x^m)^n)^(1/m/n)),x, algorithm="giac")

[Out]

e^(-(n*log(b) + log(a))/(m*n))*log(x)

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Mupad [F]
time = 0.00, size = -1, normalized size = -0.05 \begin {gather*} \int \frac {1}{{\left (a\,{\left (b\,x^m\right )}^n\right )}^{\frac {1}{m\,n}}} \,d x \end {gather*}

Verification of antiderivative is not currently implemented for this CAS.

[In]

int(1/(a*(b*x^m)^n)^(1/(m*n)),x)

[Out]

int(1/(a*(b*x^m)^n)^(1/(m*n)), x)

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