Optimal. Leaf size=119 \[ \frac {d (3 e f-2 d g) p x^2}{12 e^2}-\frac {(3 e f-2 d g) p x^4}{24 e}-\frac {1}{18} g p x^6-\frac {d^2 (3 e f-2 d g) p \log \left (d+e x^2\right )}{12 e^3}+\frac {1}{4} f x^4 \log \left (c \left (d+e x^2\right )^p\right )+\frac {1}{6} g x^6 \log \left (c \left (d+e x^2\right )^p\right ) \]
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Rubi [A]
time = 0.12, antiderivative size = 119, normalized size of antiderivative = 1.00, number of steps
used = 5, number of rules used = 5, integrand size = 23, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.217, Rules used = {2525, 45, 2461,
12, 78} \begin {gather*} \frac {1}{4} f x^4 \log \left (c \left (d+e x^2\right )^p\right )+\frac {1}{6} g x^6 \log \left (c \left (d+e x^2\right )^p\right )-\frac {d^2 p (3 e f-2 d g) \log \left (d+e x^2\right )}{12 e^3}+\frac {d p x^2 (3 e f-2 d g)}{12 e^2}-\frac {p x^4 (3 e f-2 d g)}{24 e}-\frac {1}{18} g p x^6 \end {gather*}
Antiderivative was successfully verified.
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Rule 12
Rule 45
Rule 78
Rule 2461
Rule 2525
Rubi steps
\begin {align*} \int x^3 \left (f+g x^2\right ) \log \left (c \left (d+e x^2\right )^p\right ) \, dx &=\frac {1}{2} \text {Subst}\left (\int x (f+g x) \log \left (c (d+e x)^p\right ) \, dx,x,x^2\right )\\ &=\frac {1}{4} f x^4 \log \left (c \left (d+e x^2\right )^p\right )+\frac {1}{6} g x^6 \log \left (c \left (d+e x^2\right )^p\right )-\frac {1}{2} (e p) \text {Subst}\left (\int \frac {x^2 (3 f+2 g x)}{6 (d+e x)} \, dx,x,x^2\right )\\ &=\frac {1}{4} f x^4 \log \left (c \left (d+e x^2\right )^p\right )+\frac {1}{6} g x^6 \log \left (c \left (d+e x^2\right )^p\right )-\frac {1}{12} (e p) \text {Subst}\left (\int \frac {x^2 (3 f+2 g x)}{d+e x} \, dx,x,x^2\right )\\ &=\frac {1}{4} f x^4 \log \left (c \left (d+e x^2\right )^p\right )+\frac {1}{6} g x^6 \log \left (c \left (d+e x^2\right )^p\right )-\frac {1}{12} (e p) \text {Subst}\left (\int \left (\frac {d (-3 e f+2 d g)}{e^3}+\frac {(3 e f-2 d g) x}{e^2}+\frac {2 g x^2}{e}-\frac {d^2 (-3 e f+2 d g)}{e^3 (d+e x)}\right ) \, dx,x,x^2\right )\\ &=\frac {d (3 e f-2 d g) p x^2}{12 e^2}-\frac {(3 e f-2 d g) p x^4}{24 e}-\frac {1}{18} g p x^6-\frac {d^2 (3 e f-2 d g) p \log \left (d+e x^2\right )}{12 e^3}+\frac {1}{4} f x^4 \log \left (c \left (d+e x^2\right )^p\right )+\frac {1}{6} g x^6 \log \left (c \left (d+e x^2\right )^p\right )\\ \end {align*}
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Mathematica [A]
time = 0.02, size = 140, normalized size = 1.18 \begin {gather*} \frac {d f p x^2}{4 e}-\frac {d^2 g p x^2}{6 e^2}-\frac {1}{8} f p x^4+\frac {d g p x^4}{12 e}-\frac {1}{18} g p x^6-\frac {d^2 f p \log \left (d+e x^2\right )}{4 e^2}+\frac {d^3 g p \log \left (d+e x^2\right )}{6 e^3}+\frac {1}{4} f x^4 \log \left (c \left (d+e x^2\right )^p\right )+\frac {1}{6} g x^6 \log \left (c \left (d+e x^2\right )^p\right ) \end {gather*}
Antiderivative was successfully verified.
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Maple [C] Result contains higher order function than in optimal. Order 9 vs. order
3.
time = 0.25, size = 387, normalized size = 3.25
method | result | size |
risch | \(\left (\frac {1}{6} x^{6} g +\frac {1}{4} x^{4} f \right ) \ln \left (\left (e \,x^{2}+d \right )^{p}\right )+\frac {i \pi g \,x^{6} \mathrm {csgn}\left (i \left (e \,x^{2}+d \right )^{p}\right ) \mathrm {csgn}\left (i c \left (e \,x^{2}+d \right )^{p}\right )^{2}}{12}-\frac {i \pi g \,x^{6} \mathrm {csgn}\left (i \left (e \,x^{2}+d \right )^{p}\right ) \mathrm {csgn}\left (i c \left (e \,x^{2}+d \right )^{p}\right ) \mathrm {csgn}\left (i c \right )}{12}-\frac {i \pi f \,x^{4} \mathrm {csgn}\left (i \left (e \,x^{2}+d \right )^{p}\right ) \mathrm {csgn}\left (i c \left (e \,x^{2}+d \right )^{p}\right ) \mathrm {csgn}\left (i c \right )}{8}-\frac {i \pi f \,x^{4} \mathrm {csgn}\left (i c \left (e \,x^{2}+d \right )^{p}\right )^{3}}{8}+\frac {i \pi f \,x^{4} \mathrm {csgn}\left (i \left (e \,x^{2}+d \right )^{p}\right ) \mathrm {csgn}\left (i c \left (e \,x^{2}+d \right )^{p}\right )^{2}}{8}+\frac {i \pi f \,x^{4} \mathrm {csgn}\left (i c \left (e \,x^{2}+d \right )^{p}\right )^{2} \mathrm {csgn}\left (i c \right )}{8}+\frac {i \pi g \,x^{6} \mathrm {csgn}\left (i c \left (e \,x^{2}+d \right )^{p}\right )^{2} \mathrm {csgn}\left (i c \right )}{12}-\frac {i \pi g \,x^{6} \mathrm {csgn}\left (i c \left (e \,x^{2}+d \right )^{p}\right )^{3}}{12}+\frac {x^{6} \ln \left (c \right ) g}{6}-\frac {g p \,x^{6}}{18}+\frac {x^{4} \ln \left (c \right ) f}{4}+\frac {x^{4} d g p}{12 e}-\frac {x^{4} f p}{8}-\frac {x^{2} d^{2} g p}{6 e^{2}}+\frac {x^{2} d f p}{4 e}+\frac {\ln \left (e \,x^{2}+d \right ) d^{3} g p}{6 e^{3}}-\frac {\ln \left (e \,x^{2}+d \right ) d^{2} f p}{4 e^{2}}\) | \(387\) |
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A]
time = 0.30, size = 111, normalized size = 0.93 \begin {gather*} \frac {1}{72} \, {\left (6 \, {\left (2 \, d^{3} g - 3 \, d^{2} f e\right )} e^{\left (-4\right )} \log \left (x^{2} e + d\right ) - {\left (4 \, g x^{6} e^{2} - 3 \, {\left (2 \, d g e - 3 \, f e^{2}\right )} x^{4} + 6 \, {\left (2 \, d^{2} g - 3 \, d f e\right )} x^{2}\right )} e^{\left (-3\right )}\right )} p e + \frac {1}{12} \, {\left (2 \, g x^{6} + 3 \, f x^{4}\right )} \log \left ({\left (x^{2} e + d\right )}^{p} c\right ) \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A]
time = 0.34, size = 120, normalized size = 1.01 \begin {gather*} -\frac {1}{72} \, {\left (12 \, d^{2} g p x^{2} e - 6 \, {\left (2 \, g x^{6} + 3 \, f x^{4}\right )} e^{3} \log \left (c\right ) + {\left (4 \, g p x^{6} + 9 \, f p x^{4}\right )} e^{3} - 6 \, {\left (d g p x^{4} + 3 \, d f p x^{2}\right )} e^{2} - 6 \, {\left (2 \, d^{3} g p - 3 \, d^{2} f p e + {\left (2 \, g p x^{6} + 3 \, f p x^{4}\right )} e^{3}\right )} \log \left (x^{2} e + d\right )\right )} e^{\left (-3\right )} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [A]
time = 66.92, size = 156, normalized size = 1.31 \begin {gather*} \begin {cases} \frac {d^{3} g \log {\left (c \left (d + e x^{2}\right )^{p} \right )}}{6 e^{3}} - \frac {d^{2} f \log {\left (c \left (d + e x^{2}\right )^{p} \right )}}{4 e^{2}} - \frac {d^{2} g p x^{2}}{6 e^{2}} + \frac {d f p x^{2}}{4 e} + \frac {d g p x^{4}}{12 e} - \frac {f p x^{4}}{8} + \frac {f x^{4} \log {\left (c \left (d + e x^{2}\right )^{p} \right )}}{4} - \frac {g p x^{6}}{18} + \frac {g x^{6} \log {\left (c \left (d + e x^{2}\right )^{p} \right )}}{6} & \text {for}\: e \neq 0 \\\left (\frac {f x^{4}}{4} + \frac {g x^{6}}{6}\right ) \log {\left (c d^{p} \right )} & \text {otherwise} \end {cases} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [B] Leaf count of result is larger than twice the leaf count of optimal. 281 vs.
\(2 (110) = 220\).
time = 5.46, size = 281, normalized size = 2.36 \begin {gather*} \frac {1}{6} \, {\left (x^{2} e + d\right )}^{3} g p e^{\left (-3\right )} \log \left (x^{2} e + d\right ) - \frac {1}{2} \, {\left (x^{2} e + d\right )}^{2} d g p e^{\left (-3\right )} \log \left (x^{2} e + d\right ) - \frac {1}{18} \, {\left (x^{2} e + d\right )}^{3} g p e^{\left (-3\right )} + \frac {1}{4} \, {\left (x^{2} e + d\right )}^{2} d g p e^{\left (-3\right )} + \frac {1}{4} \, {\left (x^{2} e + d\right )}^{2} f p e^{\left (-2\right )} \log \left (x^{2} e + d\right ) + \frac {1}{6} \, {\left (x^{2} e + d\right )}^{3} g e^{\left (-3\right )} \log \left (c\right ) - \frac {1}{2} \, {\left (x^{2} e + d\right )}^{2} d g e^{\left (-3\right )} \log \left (c\right ) - \frac {1}{8} \, {\left (x^{2} e + d\right )}^{2} f p e^{\left (-2\right )} + \frac {1}{4} \, {\left (x^{2} e + d\right )}^{2} f e^{\left (-2\right )} \log \left (c\right ) - \frac {1}{2} \, {\left ({\left (x^{2} e - {\left (x^{2} e + d\right )} \log \left (x^{2} e + d\right ) + d\right )} d^{2} g p - {\left (x^{2} e - {\left (x^{2} e + d\right )} \log \left (x^{2} e + d\right ) + d\right )} d f p e - {\left (x^{2} e + d\right )} d^{2} g \log \left (c\right ) + {\left (x^{2} e + d\right )} d f e \log \left (c\right )\right )} e^{\left (-3\right )} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Mupad [B]
time = 0.31, size = 103, normalized size = 0.87 \begin {gather*} \ln \left (c\,{\left (e\,x^2+d\right )}^p\right )\,\left (\frac {g\,x^6}{6}+\frac {f\,x^4}{4}\right )-x^4\,\left (\frac {f\,p}{8}-\frac {d\,g\,p}{12\,e}\right )-\frac {g\,p\,x^6}{18}+\frac {\ln \left (e\,x^2+d\right )\,\left (2\,d^3\,g\,p-3\,d^2\,e\,f\,p\right )}{12\,e^3}+\frac {d\,x^2\,\left (\frac {f\,p}{2}-\frac {d\,g\,p}{3\,e}\right )}{2\,e} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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