Integrand size = 20, antiderivative size = 67 \[ \int \frac {\left (a+b \log \left (c x^n\right )\right )^2}{(d x)^{3/2}} \, dx=-\frac {16 b^2 n^2}{d \sqrt {d x}}-\frac {8 b n \left (a+b \log \left (c x^n\right )\right )}{d \sqrt {d x}}-\frac {2 \left (a+b \log \left (c x^n\right )\right )^2}{d \sqrt {d x}} \]
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Time = 0.03 (sec) , antiderivative size = 67, normalized size of antiderivative = 1.00, number of steps used = 2, number of rules used = 2, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.100, Rules used = {2342, 2341} \[ \int \frac {\left (a+b \log \left (c x^n\right )\right )^2}{(d x)^{3/2}} \, dx=-\frac {8 b n \left (a+b \log \left (c x^n\right )\right )}{d \sqrt {d x}}-\frac {2 \left (a+b \log \left (c x^n\right )\right )^2}{d \sqrt {d x}}-\frac {16 b^2 n^2}{d \sqrt {d x}} \]
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Rule 2341
Rule 2342
Rubi steps \begin{align*} \text {integral}& = -\frac {2 \left (a+b \log \left (c x^n\right )\right )^2}{d \sqrt {d x}}+(4 b n) \int \frac {a+b \log \left (c x^n\right )}{(d x)^{3/2}} \, dx \\ & = -\frac {16 b^2 n^2}{d \sqrt {d x}}-\frac {8 b n \left (a+b \log \left (c x^n\right )\right )}{d \sqrt {d x}}-\frac {2 \left (a+b \log \left (c x^n\right )\right )^2}{d \sqrt {d x}} \\ \end{align*}
Time = 0.01 (sec) , antiderivative size = 54, normalized size of antiderivative = 0.81 \[ \int \frac {\left (a+b \log \left (c x^n\right )\right )^2}{(d x)^{3/2}} \, dx=-\frac {2 x \left (a^2+4 a b n+8 b^2 n^2+2 b (a+2 b n) \log \left (c x^n\right )+b^2 \log ^2\left (c x^n\right )\right )}{(d x)^{3/2}} \]
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Result contains higher order function than in optimal. Order 9 vs. order 3.
Time = 0.07 (sec) , antiderivative size = 707, normalized size of antiderivative = 10.55
method | result | size |
risch | \(-\frac {2 b^{2} \ln \left (x^{n}\right )^{2}}{d \sqrt {d x}}-\frac {2 b \left (-i b \pi \,\operatorname {csgn}\left (i c \right ) \operatorname {csgn}\left (i x^{n}\right ) \operatorname {csgn}\left (i c \,x^{n}\right )+i b \pi \,\operatorname {csgn}\left (i c \right ) \operatorname {csgn}\left (i c \,x^{n}\right )^{2}+i b \pi \,\operatorname {csgn}\left (i x^{n}\right ) \operatorname {csgn}\left (i c \,x^{n}\right )^{2}-i b \pi \operatorname {csgn}\left (i c \,x^{n}\right )^{3}+2 b \ln \left (c \right )+4 b n +2 a \right ) \ln \left (x^{n}\right )}{d \sqrt {d x}}-\frac {4 a^{2}-8 i \pi \,b^{2} n \operatorname {csgn}\left (i c \,x^{n}\right )^{3}+2 \pi ^{2} b^{2} \operatorname {csgn}\left (i c \right )^{2} \operatorname {csgn}\left (i x^{n}\right ) \operatorname {csgn}\left (i c \,x^{n}\right )^{3}-4 i \ln \left (c \right ) \pi \,b^{2} \operatorname {csgn}\left (i c \,x^{n}\right )^{3}-4 i \pi a b \operatorname {csgn}\left (i c \,x^{n}\right )^{3}-\pi ^{2} b^{2} \operatorname {csgn}\left (i c \right )^{2} \operatorname {csgn}\left (i x^{n}\right )^{2} \operatorname {csgn}\left (i c \,x^{n}\right )^{2}-8 i \pi \,b^{2} n \,\operatorname {csgn}\left (i c \right ) \operatorname {csgn}\left (i x^{n}\right ) \operatorname {csgn}\left (i c \,x^{n}\right )-4 i \ln \left (c \right ) \pi \,b^{2} \operatorname {csgn}\left (i c \right ) \operatorname {csgn}\left (i x^{n}\right ) \operatorname {csgn}\left (i c \,x^{n}\right )-4 i \pi a b \,\operatorname {csgn}\left (i c \right ) \operatorname {csgn}\left (i x^{n}\right ) \operatorname {csgn}\left (i c \,x^{n}\right )+2 \pi ^{2} b^{2} \operatorname {csgn}\left (i c \right ) \operatorname {csgn}\left (i x^{n}\right )^{2} \operatorname {csgn}\left (i c \,x^{n}\right )^{3}-4 \pi ^{2} b^{2} \operatorname {csgn}\left (i c \right ) \operatorname {csgn}\left (i x^{n}\right ) \operatorname {csgn}\left (i c \,x^{n}\right )^{4}+2 \pi ^{2} b^{2} \operatorname {csgn}\left (i c \right ) \operatorname {csgn}\left (i c \,x^{n}\right )^{5}-\pi ^{2} b^{2} \operatorname {csgn}\left (i x^{n}\right )^{2} \operatorname {csgn}\left (i c \,x^{n}\right )^{4}+2 \pi ^{2} b^{2} \operatorname {csgn}\left (i x^{n}\right ) \operatorname {csgn}\left (i c \,x^{n}\right )^{5}-\pi ^{2} b^{2} \operatorname {csgn}\left (i c \right )^{2} \operatorname {csgn}\left (i c \,x^{n}\right )^{4}+32 b^{2} n^{2}+8 \ln \left (c \right ) a b +4 \ln \left (c \right )^{2} b^{2}+16 b^{2} \ln \left (c \right ) n +16 a b n -\pi ^{2} b^{2} \operatorname {csgn}\left (i c \,x^{n}\right )^{6}+4 i \pi a b \,\operatorname {csgn}\left (i c \right ) \operatorname {csgn}\left (i c \,x^{n}\right )^{2}+4 i \pi a b \,\operatorname {csgn}\left (i x^{n}\right ) \operatorname {csgn}\left (i c \,x^{n}\right )^{2}+8 i \pi \,b^{2} n \,\operatorname {csgn}\left (i c \right ) \operatorname {csgn}\left (i c \,x^{n}\right )^{2}+4 i \ln \left (c \right ) \pi \,b^{2} \operatorname {csgn}\left (i x^{n}\right ) \operatorname {csgn}\left (i c \,x^{n}\right )^{2}+8 i \pi \,b^{2} n \,\operatorname {csgn}\left (i x^{n}\right ) \operatorname {csgn}\left (i c \,x^{n}\right )^{2}+4 i \ln \left (c \right ) \pi \,b^{2} \operatorname {csgn}\left (i c \right ) \operatorname {csgn}\left (i c \,x^{n}\right )^{2}}{2 d \sqrt {d x}}\) | \(707\) |
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Time = 0.29 (sec) , antiderivative size = 87, normalized size of antiderivative = 1.30 \[ \int \frac {\left (a+b \log \left (c x^n\right )\right )^2}{(d x)^{3/2}} \, dx=-\frac {2 \, {\left (b^{2} n^{2} \log \left (x\right )^{2} + 8 \, b^{2} n^{2} + b^{2} \log \left (c\right )^{2} + 4 \, a b n + a^{2} + 2 \, {\left (2 \, b^{2} n + a b\right )} \log \left (c\right ) + 2 \, {\left (2 \, b^{2} n^{2} + b^{2} n \log \left (c\right ) + a b n\right )} \log \left (x\right )\right )} \sqrt {d x}}{d^{2} x} \]
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Time = 0.48 (sec) , antiderivative size = 110, normalized size of antiderivative = 1.64 \[ \int \frac {\left (a+b \log \left (c x^n\right )\right )^2}{(d x)^{3/2}} \, dx=- \frac {2 a^{2} x}{\left (d x\right )^{\frac {3}{2}}} - \frac {8 a b n x}{\left (d x\right )^{\frac {3}{2}}} - \frac {4 a b x \log {\left (c x^{n} \right )}}{\left (d x\right )^{\frac {3}{2}}} - \frac {16 b^{2} n^{2} x}{\left (d x\right )^{\frac {3}{2}}} - \frac {8 b^{2} n x \log {\left (c x^{n} \right )}}{\left (d x\right )^{\frac {3}{2}}} - \frac {2 b^{2} x \log {\left (c x^{n} \right )}^{2}}{\left (d x\right )^{\frac {3}{2}}} \]
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Time = 0.20 (sec) , antiderivative size = 101, normalized size of antiderivative = 1.51 \[ \int \frac {\left (a+b \log \left (c x^n\right )\right )^2}{(d x)^{3/2}} \, dx=-8 \, b^{2} {\left (\frac {2 \, n^{2}}{\sqrt {d x} d} + \frac {n \log \left (c x^{n}\right )}{\sqrt {d x} d}\right )} - \frac {2 \, b^{2} \log \left (c x^{n}\right )^{2}}{\sqrt {d x} d} - \frac {8 \, a b n}{\sqrt {d x} d} - \frac {4 \, a b \log \left (c x^{n}\right )}{\sqrt {d x} d} - \frac {2 \, a^{2}}{\sqrt {d x} d} \]
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Leaf count of result is larger than twice the leaf count of optimal. 149 vs. \(2 (61) = 122\).
Time = 0.33 (sec) , antiderivative size = 149, normalized size of antiderivative = 2.22 \[ \int \frac {\left (a+b \log \left (c x^n\right )\right )^2}{(d x)^{3/2}} \, dx=-\frac {2 \, {\left (\frac {b^{2} n^{2} \log \left (d x\right )^{2}}{\sqrt {d x}} - \frac {2 \, {\left (b^{2} n^{2} \log \left (d\right ) - 2 \, b^{2} n^{2} - b^{2} n \log \left (c\right ) - a b n\right )} \log \left (d x\right )}{\sqrt {d x}} + \frac {b^{2} n^{2} \log \left (d\right )^{2} - 4 \, b^{2} n^{2} \log \left (d\right ) - 2 \, b^{2} n \log \left (c\right ) \log \left (d\right ) + 8 \, b^{2} n^{2} + 4 \, b^{2} n \log \left (c\right ) + b^{2} \log \left (c\right )^{2} - 2 \, a b n \log \left (d\right ) + 4 \, a b n + 2 \, a b \log \left (c\right ) + a^{2}}{\sqrt {d x}}\right )}}{d} \]
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Timed out. \[ \int \frac {\left (a+b \log \left (c x^n\right )\right )^2}{(d x)^{3/2}} \, dx=\int \frac {{\left (a+b\,\ln \left (c\,x^n\right )\right )}^2}{{\left (d\,x\right )}^{3/2}} \,d x \]
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