Optimal. Leaf size=116 \[ \frac {8 x}{35 c^3 \sqrt {1-a^2 x^2}}-\frac {1}{7 a c^3 (1+a x)^3 \sqrt {1-a^2 x^2}}-\frac {4}{35 a c^3 (1+a x)^2 \sqrt {1-a^2 x^2}}-\frac {4}{35 a c^3 (1+a x) \sqrt {1-a^2 x^2}} \]
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Rubi [A]
time = 0.06, antiderivative size = 116, normalized size of antiderivative = 1.00, number of steps
used = 6, number of rules used = 4, integrand size = 22, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.182, Rules used = {6274, 669, 673,
197} \begin {gather*} \frac {8 x}{35 c^3 \sqrt {1-a^2 x^2}}-\frac {4}{35 a c^3 (a x+1) \sqrt {1-a^2 x^2}}-\frac {4}{35 a c^3 (a x+1)^2 \sqrt {1-a^2 x^2}}-\frac {1}{7 a c^3 (a x+1)^3 \sqrt {1-a^2 x^2}} \end {gather*}
Antiderivative was successfully verified.
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Rule 197
Rule 669
Rule 673
Rule 6274
Rubi steps
\begin {align*} \int \frac {e^{-3 \tanh ^{-1}(a x)}}{\left (c-a^2 c x^2\right )^3} \, dx &=\frac {\int \frac {(1-a x)^3}{\left (1-a^2 x^2\right )^{9/2}} \, dx}{c^3}\\ &=\frac {\int \frac {1}{(1+a x)^3 \left (1-a^2 x^2\right )^{3/2}} \, dx}{c^3}\\ &=-\frac {1}{7 a c^3 (1+a x)^3 \sqrt {1-a^2 x^2}}+\frac {4 \int \frac {1}{(1+a x)^2 \left (1-a^2 x^2\right )^{3/2}} \, dx}{7 c^3}\\ &=-\frac {1}{7 a c^3 (1+a x)^3 \sqrt {1-a^2 x^2}}-\frac {4}{35 a c^3 (1+a x)^2 \sqrt {1-a^2 x^2}}+\frac {12 \int \frac {1}{(1+a x) \left (1-a^2 x^2\right )^{3/2}} \, dx}{35 c^3}\\ &=-\frac {1}{7 a c^3 (1+a x)^3 \sqrt {1-a^2 x^2}}-\frac {4}{35 a c^3 (1+a x)^2 \sqrt {1-a^2 x^2}}-\frac {4}{35 a c^3 (1+a x) \sqrt {1-a^2 x^2}}+\frac {8 \int \frac {1}{\left (1-a^2 x^2\right )^{3/2}} \, dx}{35 c^3}\\ &=\frac {8 x}{35 c^3 \sqrt {1-a^2 x^2}}-\frac {1}{7 a c^3 (1+a x)^3 \sqrt {1-a^2 x^2}}-\frac {4}{35 a c^3 (1+a x)^2 \sqrt {1-a^2 x^2}}-\frac {4}{35 a c^3 (1+a x) \sqrt {1-a^2 x^2}}\\ \end {align*}
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Mathematica [A]
time = 0.02, size = 59, normalized size = 0.51 \begin {gather*} \frac {-13-4 a x+20 a^2 x^2+24 a^3 x^3+8 a^4 x^4}{35 a c^3 \sqrt {1-a x} (1+a x)^{7/2}} \end {gather*}
Antiderivative was successfully verified.
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Maple [C] Result contains higher order function than in optimal. Order 3 vs. order
2.
time = 0.06, size = 1323, normalized size = 11.41
method | result | size |
gosper | \(\frac {8 a^{4} x^{4}+24 a^{3} x^{3}+20 a^{2} x^{2}-4 a x -13}{35 \sqrt {-a^{2} x^{2}+1}\, \left (a x +1\right )^{3} c^{3} a}\) | \(58\) |
trager | \(-\frac {\left (8 a^{4} x^{4}+24 a^{3} x^{3}+20 a^{2} x^{2}-4 a x -13\right ) \sqrt {-a^{2} x^{2}+1}}{35 c^{3} \left (a x +1\right )^{4} a \left (a x -1\right )}\) | \(65\) |
default | \(\text {Expression too large to display}\) | \(1323\) |
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 \begin {gather*} \text {Failed to integrate} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A]
time = 0.35, size = 144, normalized size = 1.24 \begin {gather*} -\frac {13 \, a^{5} x^{5} + 39 \, a^{4} x^{4} + 26 \, a^{3} x^{3} - 26 \, a^{2} x^{2} - 39 \, a x + {\left (8 \, a^{4} x^{4} + 24 \, a^{3} x^{3} + 20 \, a^{2} x^{2} - 4 \, a x - 13\right )} \sqrt {-a^{2} x^{2} + 1} - 13}{35 \, {\left (a^{6} c^{3} x^{5} + 3 \, a^{5} c^{3} x^{4} + 2 \, a^{4} c^{3} x^{3} - 2 \, a^{3} c^{3} x^{2} - 3 \, a^{2} c^{3} x - a c^{3}\right )}} \end {gather*}
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 \begin {gather*} \frac {\int \frac {1}{- a^{5} x^{5} \sqrt {- a^{2} x^{2} + 1} - 3 a^{4} x^{4} \sqrt {- a^{2} x^{2} + 1} - 2 a^{3} x^{3} \sqrt {- a^{2} x^{2} + 1} + 2 a^{2} x^{2} \sqrt {- a^{2} x^{2} + 1} + 3 a x \sqrt {- a^{2} x^{2} + 1} + \sqrt {- a^{2} x^{2} + 1}}\, dx}{c^{3}} \end {gather*}
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 \begin {gather*} \text {could not integrate} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Mupad [B]
time = 1.15, size = 125, normalized size = 1.08 \begin {gather*} -\frac {29\,\sqrt {1-a^2\,x^2}}{280\,a\,c^3\,{\left (a\,x+1\right )}^2}-\frac {13\,\sqrt {1-a^2\,x^2}}{140\,a\,c^3\,{\left (a\,x+1\right )}^3}-\frac {\sqrt {1-a^2\,x^2}}{14\,a\,c^3\,{\left (a\,x+1\right )}^4}-\frac {\sqrt {1-a^2\,x^2}\,\left (\frac {8\,x}{35\,c^3}-\frac {29}{280\,a\,c^3}\right )}{\left (a\,x-1\right )\,\left (a\,x+1\right )} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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