Optimal. Leaf size=55 \[ \frac {b p \left (d x^n\right )^{3/n} \text {Ei}\left (-\frac {3 \log \left (d x^n\right )}{n}\right )}{3 x^3}-\frac {a+b \log \left (c \log ^p\left (d x^n\right )\right )}{3 x^3} \]
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Rubi [A] time = 0.05, antiderivative size = 55, normalized size of antiderivative = 1.00, number of steps used = 3, number of rules used = 3, integrand size = 19, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.158, Rules used = {2522, 2310, 2178} \[ \frac {b p \left (d x^n\right )^{3/n} \text {Ei}\left (-\frac {3 \log \left (d x^n\right )}{n}\right )}{3 x^3}-\frac {a+b \log \left (c \log ^p\left (d x^n\right )\right )}{3 x^3} \]
Antiderivative was successfully verified.
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Rule 2178
Rule 2310
Rule 2522
Rubi steps
\begin {align*} \int \frac {a+b \log \left (c \log ^p\left (d x^n\right )\right )}{x^4} \, dx &=-\frac {a+b \log \left (c \log ^p\left (d x^n\right )\right )}{3 x^3}+\frac {1}{3} (b n p) \int \frac {1}{x^4 \log \left (d x^n\right )} \, dx\\ &=-\frac {a+b \log \left (c \log ^p\left (d x^n\right )\right )}{3 x^3}+\frac {\left (b p \left (d x^n\right )^{3/n}\right ) \operatorname {Subst}\left (\int \frac {e^{-\frac {3 x}{n}}}{x} \, dx,x,\log \left (d x^n\right )\right )}{3 x^3}\\ &=\frac {b p \left (d x^n\right )^{3/n} \text {Ei}\left (-\frac {3 \log \left (d x^n\right )}{n}\right )}{3 x^3}-\frac {a+b \log \left (c \log ^p\left (d x^n\right )\right )}{3 x^3}\\ \end {align*}
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Mathematica [A] time = 0.05, size = 49, normalized size = 0.89 \[ -\frac {a+b \log \left (c \log ^p\left (d x^n\right )\right )-b p \left (d x^n\right )^{3/n} \text {Ei}\left (-\frac {3 \log \left (d x^n\right )}{n}\right )}{3 x^3} \]
Antiderivative was successfully verified.
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fricas [A] time = 0.46, size = 53, normalized size = 0.96 \[ \frac {b d^{\frac {3}{n}} p x^{3} \operatorname {log\_integral}\left (\frac {1}{d^{\frac {3}{n}} x^{3}}\right ) - b p \log \left (n \log \relax (x) + \log \relax (d)\right ) - b \log \relax (c) - a}{3 \, x^{3}} \]
Verification of antiderivative is not currently implemented for this CAS.
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giac [F] time = 0.00, size = 0, normalized size = 0.00 \[ \int \frac {b \log \left (c \log \left (d x^{n}\right )^{p}\right ) + a}{x^{4}}\,{d x} \]
Verification of antiderivative is not currently implemented for this CAS.
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maple [F] time = 0.44, size = 0, normalized size = 0.00 \[ \int \frac {b \ln \left (c \ln \left (d \,x^{n}\right )^{p}\right )+a}{x^{4}}\, dx \]
Verification of antiderivative is not currently implemented for this CAS.
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maxima [F] time = 0.00, size = 0, normalized size = 0.00 \[ \frac {1}{3} \, {\left (3 \, n p \int \frac {1}{3 \, {\left (x^{4} \log \relax (d) + x^{4} \log \left (x^{n}\right )\right )}}\,{d x} - \frac {\log \relax (c) + \log \left ({\left (\log \relax (d) + \log \left (x^{n}\right )\right )}^{p}\right )}{x^{3}}\right )} b - \frac {a}{3 \, x^{3}} \]
Verification of antiderivative is not currently implemented for this CAS.
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mupad [F] time = 0.00, size = -1, normalized size = -0.02 \[ \int \frac {a+b\,\ln \left (c\,{\ln \left (d\,x^n\right )}^p\right )}{x^4} \,d x \]
Verification of antiderivative is not currently implemented for this CAS.
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sympy [F] time = 0.00, size = 0, normalized size = 0.00 \[ \int \frac {a + b \log {\left (c \log {\left (d x^{n} \right )}^{p} \right )}}{x^{4}}\, dx \]
Verification of antiderivative is not currently implemented for this CAS.
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