3.2.100 \(\int \frac {f^{c (a+b x)^2}}{x^2} \, dx\) [200]

Optimal. Leaf size=78 \[ -\frac {f^{c (a+b x)^2}}{x}+b \sqrt {c} \sqrt {\pi } \text {erfi}\left (\sqrt {c} (a+b x) \sqrt {\log (f)}\right ) \sqrt {\log (f)}+2 a b c \log (f) \text {Int}\left (\frac {f^{c (a+b x)^2}}{x},x\right ) \]

[Out]

-f^(c*(b*x+a)^2)/x+b*erfi((b*x+a)*c^(1/2)*ln(f)^(1/2))*c^(1/2)*Pi^(1/2)*ln(f)^(1/2)+2*a*b*c*ln(f)*Unintegrable
(f^(c*(b*x+a)^2)/x,x)

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Rubi [A]
time = 0.03, antiderivative size = 0, normalized size of antiderivative = 0.00, number of steps used = 0, number of rules used = 0, integrand size = 0, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.000, Rules used = {} \begin {gather*} \int \frac {f^{c (a+b x)^2}}{x^2} \, dx \end {gather*}

Verification is not applicable to the result.

[In]

Int[f^(c*(a + b*x)^2)/x^2,x]

[Out]

-(f^(c*(a + b*x)^2)/x) + b*Sqrt[c]*Sqrt[Pi]*Erfi[Sqrt[c]*(a + b*x)*Sqrt[Log[f]]]*Sqrt[Log[f]] + 2*a*b*c*Log[f]
*Defer[Int][f^(c*(a + b*x)^2)/x, x]

Rubi steps

\begin {align*} \int \frac {f^{c (a+b x)^2}}{x^2} \, dx &=-\frac {f^{c (a+b x)^2}}{x}+(2 a b c \log (f)) \int \frac {f^{c (a+b x)^2}}{x} \, dx+\left (2 b^2 c \log (f)\right ) \int f^{c (a+b x)^2} \, dx\\ &=-\frac {f^{c (a+b x)^2}}{x}+b \sqrt {c} \sqrt {\pi } \text {erfi}\left (\sqrt {c} (a+b x) \sqrt {\log (f)}\right ) \sqrt {\log (f)}+(2 a b c \log (f)) \int \frac {f^{c (a+b x)^2}}{x} \, dx\\ \end {align*}

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Mathematica [A]
time = 0.48, size = 0, normalized size = 0.00 \begin {gather*} \int \frac {f^{c (a+b x)^2}}{x^2} \, dx \end {gather*}

Verification is not applicable to the result.

[In]

Integrate[f^(c*(a + b*x)^2)/x^2,x]

[Out]

Integrate[f^(c*(a + b*x)^2)/x^2, x]

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Maple [A]
time = 0.01, size = 0, normalized size = 0.00 \[\int \frac {f^{c \left (b x +a \right )^{2}}}{x^{2}}\, dx\]

Verification of antiderivative is not currently implemented for this CAS.

[In]

int(f^(c*(b*x+a)^2)/x^2,x)

[Out]

int(f^(c*(b*x+a)^2)/x^2,x)

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Maxima [A]
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(f^(c*(b*x+a)^2)/x^2,x, algorithm="maxima")

[Out]

integrate(f^((b*x + a)^2*c)/x^2, x)

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Fricas [A]
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(f^(c*(b*x+a)^2)/x^2,x, algorithm="fricas")

[Out]

integral(f^(b^2*c*x^2 + 2*a*b*c*x + a^2*c)/x^2, x)

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Sympy [A]
time = 0.00, size = 0, normalized size = 0.00 \begin {gather*} \int \frac {f^{c \left (a + b x\right )^{2}}}{x^{2}}\, dx \end {gather*}

Verification of antiderivative is not currently implemented for this CAS.

[In]

integrate(f**(c*(b*x+a)**2)/x**2,x)

[Out]

Integral(f**(c*(a + b*x)**2)/x**2, x)

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Giac [A]
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(f^(c*(b*x+a)^2)/x^2,x, algorithm="giac")

[Out]

integrate(f^((b*x + a)^2*c)/x^2, x)

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Mupad [A]
time = 0.00, size = -1, normalized size = -0.01 \begin {gather*} \int \frac {f^{c\,{\left (a+b\,x\right )}^2}}{x^2} \,d x \end {gather*}

Verification of antiderivative is not currently implemented for this CAS.

[In]

int(f^(c*(a + b*x)^2)/x^2,x)

[Out]

int(f^(c*(a + b*x)^2)/x^2, x)

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