Optimal. Leaf size=251 \[ \frac {(1-a x)^{5/2}}{2 a^2 \left (c-\frac {c}{a x}\right )^{7/2} x \sqrt {1+a x}}-\frac {(1-a x)^{7/2}}{4 a^3 \left (c-\frac {c}{a x}\right )^{7/2} x^2 \sqrt {1+a x}}+\frac {7 (1-a x)^{7/2} \sqrt {1+a x}}{4 a^4 \left (c-\frac {c}{a x}\right )^{7/2} x^3}+\frac {(1-a x)^{7/2} \sinh ^{-1}\left (\sqrt {a} \sqrt {x}\right )}{a^{9/2} \left (c-\frac {c}{a x}\right )^{7/2} x^{7/2}}-\frac {11 (1-a x)^{7/2} \tanh ^{-1}\left (\frac {\sqrt {2} \sqrt {a} \sqrt {x}}{\sqrt {1+a x}}\right )}{4 \sqrt {2} a^{9/2} \left (c-\frac {c}{a x}\right )^{7/2} x^{7/2}} \]
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Rubi [A]
time = 0.15, antiderivative size = 251, normalized size of antiderivative = 1.00, number of steps
used = 10, number of rules used = 10, integrand size = 24, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.417, Rules used = {6269, 6264,
100, 155, 159, 163, 56, 221, 95, 212} \begin {gather*} \frac {(1-a x)^{7/2} \sinh ^{-1}\left (\sqrt {a} \sqrt {x}\right )}{a^{9/2} x^{7/2} \left (c-\frac {c}{a x}\right )^{7/2}}-\frac {11 (1-a x)^{7/2} \tanh ^{-1}\left (\frac {\sqrt {2} \sqrt {a} \sqrt {x}}{\sqrt {a x+1}}\right )}{4 \sqrt {2} a^{9/2} x^{7/2} \left (c-\frac {c}{a x}\right )^{7/2}}+\frac {7 \sqrt {a x+1} (1-a x)^{7/2}}{4 a^4 x^3 \left (c-\frac {c}{a x}\right )^{7/2}}-\frac {(1-a x)^{7/2}}{4 a^3 x^2 \sqrt {a x+1} \left (c-\frac {c}{a x}\right )^{7/2}}+\frac {(1-a x)^{5/2}}{2 a^2 x \sqrt {a x+1} \left (c-\frac {c}{a x}\right )^{7/2}} \end {gather*}
Antiderivative was successfully verified.
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Rule 56
Rule 95
Rule 100
Rule 155
Rule 159
Rule 163
Rule 212
Rule 221
Rule 6264
Rule 6269
Rubi steps
\begin {align*} \int \frac {e^{-3 \tanh ^{-1}(a x)}}{\left (c-\frac {c}{a x}\right )^{7/2}} \, dx &=\frac {(1-a x)^{7/2} \int \frac {e^{-3 \tanh ^{-1}(a x)} x^{7/2}}{(1-a x)^{7/2}} \, dx}{\left (c-\frac {c}{a x}\right )^{7/2} x^{7/2}}\\ &=\frac {(1-a x)^{7/2} \int \frac {x^{7/2}}{(1-a x)^2 (1+a x)^{3/2}} \, dx}{\left (c-\frac {c}{a x}\right )^{7/2} x^{7/2}}\\ &=\frac {(1-a x)^{5/2}}{2 a^2 \left (c-\frac {c}{a x}\right )^{7/2} x \sqrt {1+a x}}-\frac {(1-a x)^{7/2} \int \frac {x^{3/2} \left (\frac {5}{2}+3 a x\right )}{(1-a x) (1+a x)^{3/2}} \, dx}{2 a^2 \left (c-\frac {c}{a x}\right )^{7/2} x^{7/2}}\\ &=\frac {(1-a x)^{5/2}}{2 a^2 \left (c-\frac {c}{a x}\right )^{7/2} x \sqrt {1+a x}}-\frac {(1-a x)^{7/2}}{4 a^3 \left (c-\frac {c}{a x}\right )^{7/2} x^2 \sqrt {1+a x}}-\frac {(1-a x)^{7/2} \int \frac {\sqrt {x} \left (-\frac {3 a}{4}+\frac {7 a^2 x}{2}\right )}{(1-a x) \sqrt {1+a x}} \, dx}{2 a^4 \left (c-\frac {c}{a x}\right )^{7/2} x^{7/2}}\\ &=\frac {(1-a x)^{5/2}}{2 a^2 \left (c-\frac {c}{a x}\right )^{7/2} x \sqrt {1+a x}}-\frac {(1-a x)^{7/2}}{4 a^3 \left (c-\frac {c}{a x}\right )^{7/2} x^2 \sqrt {1+a x}}+\frac {7 (1-a x)^{7/2} \sqrt {1+a x}}{4 a^4 \left (c-\frac {c}{a x}\right )^{7/2} x^3}+\frac {(1-a x)^{7/2} \int \frac {-\frac {7 a^2}{4}-a^3 x}{\sqrt {x} (1-a x) \sqrt {1+a x}} \, dx}{2 a^6 \left (c-\frac {c}{a x}\right )^{7/2} x^{7/2}}\\ &=\frac {(1-a x)^{5/2}}{2 a^2 \left (c-\frac {c}{a x}\right )^{7/2} x \sqrt {1+a x}}-\frac {(1-a x)^{7/2}}{4 a^3 \left (c-\frac {c}{a x}\right )^{7/2} x^2 \sqrt {1+a x}}+\frac {7 (1-a x)^{7/2} \sqrt {1+a x}}{4 a^4 \left (c-\frac {c}{a x}\right )^{7/2} x^3}+\frac {(1-a x)^{7/2} \int \frac {1}{\sqrt {x} \sqrt {1+a x}} \, dx}{2 a^4 \left (c-\frac {c}{a x}\right )^{7/2} x^{7/2}}-\frac {\left (11 (1-a x)^{7/2}\right ) \int \frac {1}{\sqrt {x} (1-a x) \sqrt {1+a x}} \, dx}{8 a^4 \left (c-\frac {c}{a x}\right )^{7/2} x^{7/2}}\\ &=\frac {(1-a x)^{5/2}}{2 a^2 \left (c-\frac {c}{a x}\right )^{7/2} x \sqrt {1+a x}}-\frac {(1-a x)^{7/2}}{4 a^3 \left (c-\frac {c}{a x}\right )^{7/2} x^2 \sqrt {1+a x}}+\frac {7 (1-a x)^{7/2} \sqrt {1+a x}}{4 a^4 \left (c-\frac {c}{a x}\right )^{7/2} x^3}+\frac {(1-a x)^{7/2} \text {Subst}\left (\int \frac {1}{\sqrt {1+a x^2}} \, dx,x,\sqrt {x}\right )}{a^4 \left (c-\frac {c}{a x}\right )^{7/2} x^{7/2}}-\frac {\left (11 (1-a x)^{7/2}\right ) \text {Subst}\left (\int \frac {1}{1-2 a x^2} \, dx,x,\frac {\sqrt {x}}{\sqrt {1+a x}}\right )}{4 a^4 \left (c-\frac {c}{a x}\right )^{7/2} x^{7/2}}\\ &=\frac {(1-a x)^{5/2}}{2 a^2 \left (c-\frac {c}{a x}\right )^{7/2} x \sqrt {1+a x}}-\frac {(1-a x)^{7/2}}{4 a^3 \left (c-\frac {c}{a x}\right )^{7/2} x^2 \sqrt {1+a x}}+\frac {7 (1-a x)^{7/2} \sqrt {1+a x}}{4 a^4 \left (c-\frac {c}{a x}\right )^{7/2} x^3}+\frac {(1-a x)^{7/2} \sinh ^{-1}\left (\sqrt {a} \sqrt {x}\right )}{a^{9/2} \left (c-\frac {c}{a x}\right )^{7/2} x^{7/2}}-\frac {11 (1-a x)^{7/2} \tanh ^{-1}\left (\frac {\sqrt {2} \sqrt {a} \sqrt {x}}{\sqrt {1+a x}}\right )}{4 \sqrt {2} a^{9/2} \left (c-\frac {c}{a x}\right )^{7/2} x^{7/2}}\\ \end {align*}
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Mathematica [C] Result contains higher order function than in optimal. Order 5 vs. order 3 in
optimal.
time = 0.44, size = 234, normalized size = 0.93 \begin {gather*} \frac {35 \left (\sqrt {a} \sqrt {x} \left (-25+2 a x+13 a^2 x^2+2 a^3 x^3\right )+19 (-1+a x) \sqrt {1+a x} \sinh ^{-1}\left (\sqrt {a} \sqrt {x}\right )-22 (-1+a x) \sqrt {2+2 a x} \tanh ^{-1}\left (\frac {\sqrt {2} \sqrt {a} \sqrt {x}}{\sqrt {1+a x}}\right )\right )-56 a^{5/2} x^{5/2} (-1+a x) \sqrt {1+a x} \, _2F_1\left (\frac {3}{2},\frac {5}{2};\frac {7}{2};-a x\right )-40 a^{7/2} x^{7/2} (-1+a x) \sqrt {1+a x} \, _2F_1\left (\frac {3}{2},\frac {7}{2};\frac {9}{2};-a x\right )}{560 a^{3/2} c^3 \sqrt {c-\frac {c}{a x}} \sqrt {x} \sqrt {1-a^2 x^2}} \end {gather*}
Warning: Unable to verify antiderivative.
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Maple [A]
time = 0.84, size = 315, normalized size = 1.25
method | result | size |
default | \(-\frac {\sqrt {\frac {c \left (a x -1\right )}{a x}}\, x \sqrt {2}\, \left (8 a^{\frac {7}{2}} \sqrt {-\left (a x +1\right ) x}\, \sqrt {2}\, \sqrt {-\frac {1}{a}}\, x^{2}+2 a^{\frac {5}{2}} \sqrt {-\left (a x +1\right ) x}\, \sqrt {2}\, \sqrt {-\frac {1}{a}}\, x +11 a^{\frac {5}{2}} \ln \left (\frac {2 \sqrt {2}\, \sqrt {-\frac {1}{a}}\, \sqrt {-\left (a x +1\right ) x}\, a -3 a x -1}{a x -1}\right ) x^{2}-4 a^{3} \arctan \left (\frac {2 a x +1}{2 \sqrt {a}\, \sqrt {-\left (a x +1\right ) x}}\right ) \sqrt {2}\, \sqrt {-\frac {1}{a}}\, x^{2}-14 \sqrt {-\left (a x +1\right ) x}\, a^{\frac {3}{2}} \sqrt {2}\, \sqrt {-\frac {1}{a}}+4 \arctan \left (\frac {2 a x +1}{2 \sqrt {a}\, \sqrt {-\left (a x +1\right ) x}}\right ) a \sqrt {2}\, \sqrt {-\frac {1}{a}}-11 \ln \left (\frac {2 \sqrt {2}\, \sqrt {-\frac {1}{a}}\, \sqrt {-\left (a x +1\right ) x}\, a -3 a x -1}{a x -1}\right ) \sqrt {a}\right ) \sqrt {-a^{2} x^{2}+1}}{16 a^{\frac {3}{2}} c^{4} \left (a x +1\right ) \sqrt {-\frac {1}{a}}\, \sqrt {-\left (a x +1\right ) x}\, \left (a x -1\right )^{2}}\) | \(315\) |
risch | \(\frac {\left (a x +1\right ) \sqrt {\frac {a c x \left (-a^{2} x^{2}+1\right )}{a x -1}}\, \left (a x -1\right )}{a \sqrt {-a c x \left (a x +1\right )}\, \sqrt {\frac {c \left (a x -1\right )}{a x}}\, \sqrt {-a^{2} x^{2}+1}\, c^{3}}+\frac {\left (\frac {\arctan \left (\frac {\sqrt {a^{2} c}\, \left (x +\frac {1}{2 a}\right )}{\sqrt {-a^{2} c \,x^{2}-c x a}}\right )}{2 a^{4} \sqrt {a^{2} c}}+\frac {\sqrt {-a^{2} c \left (x -\frac {1}{a}\right )^{2}-3 \left (x -\frac {1}{a}\right ) a c -2 c}}{4 a^{6} c \left (x -\frac {1}{a}\right )}-\frac {11 \ln \left (\frac {-4 c -3 \left (x -\frac {1}{a}\right ) a c +2 \sqrt {-2 c}\, \sqrt {-a^{2} c \left (x -\frac {1}{a}\right )^{2}-3 \left (x -\frac {1}{a}\right ) a c -2 c}}{x -\frac {1}{a}}\right )}{8 a^{5} \sqrt {-2 c}}-\frac {\sqrt {-a^{2} c \left (x +\frac {1}{a}\right )^{2}+\left (x +\frac {1}{a}\right ) a c}}{2 a^{6} c \left (x +\frac {1}{a}\right )}\right ) a^{3} \sqrt {\frac {a c x \left (-a^{2} x^{2}+1\right )}{a x -1}}\, \left (a x -1\right )}{\sqrt {\frac {c \left (a x -1\right )}{a x}}\, x \sqrt {-a^{2} x^{2}+1}\, c^{3}}\) | \(355\) |
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 = 0.47, size = 596, normalized size = 2.37 \begin {gather*} \left [-\frac {11 \, \sqrt {2} {\left (a^{3} x^{3} - a^{2} x^{2} - a x + 1\right )} \sqrt {-c} \log \left (-\frac {17 \, a^{3} c x^{3} - 3 \, a^{2} c x^{2} - 13 \, a c x + 4 \, \sqrt {2} {\left (3 \, a^{2} x^{2} + a x\right )} \sqrt {-a^{2} x^{2} + 1} \sqrt {-c} \sqrt {\frac {a c x - c}{a x}} - c}{a^{3} x^{3} - 3 \, a^{2} x^{2} + 3 \, a x - 1}\right ) + 8 \, {\left (a^{3} x^{3} - a^{2} x^{2} - a x + 1\right )} \sqrt {-c} \log \left (-\frac {8 \, a^{3} c x^{3} - 7 \, a c x - 4 \, {\left (2 \, a^{2} x^{2} + a x\right )} \sqrt {-a^{2} x^{2} + 1} \sqrt {-c} \sqrt {\frac {a c x - c}{a x}} - c}{a x - 1}\right ) + 8 \, {\left (4 \, a^{3} x^{3} + a^{2} x^{2} - 7 \, a x\right )} \sqrt {-a^{2} x^{2} + 1} \sqrt {\frac {a c x - c}{a x}}}{32 \, {\left (a^{4} c^{4} x^{3} - a^{3} c^{4} x^{2} - a^{2} c^{4} x + a c^{4}\right )}}, \frac {11 \, \sqrt {2} {\left (a^{3} x^{3} - a^{2} x^{2} - a x + 1\right )} \sqrt {c} \arctan \left (\frac {2 \, \sqrt {2} \sqrt {-a^{2} x^{2} + 1} a \sqrt {c} x \sqrt {\frac {a c x - c}{a x}}}{3 \, a^{2} c x^{2} - 2 \, a c x - c}\right ) - 8 \, {\left (a^{3} x^{3} - a^{2} x^{2} - a x + 1\right )} \sqrt {c} \arctan \left (\frac {2 \, \sqrt {-a^{2} x^{2} + 1} a \sqrt {c} x \sqrt {\frac {a c x - c}{a x}}}{2 \, a^{2} c x^{2} - a c x - c}\right ) - 4 \, {\left (4 \, a^{3} x^{3} + a^{2} x^{2} - 7 \, a x\right )} \sqrt {-a^{2} x^{2} + 1} \sqrt {\frac {a c x - c}{a x}}}{16 \, {\left (a^{4} c^{4} x^{3} - a^{3} c^{4} x^{2} - a^{2} c^{4} x + a c^{4}\right )}}\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*} \int \frac {\left (- \left (a x - 1\right ) \left (a x + 1\right )\right )^{\frac {3}{2}}}{\left (- c \left (-1 + \frac {1}{a x}\right )\right )^{\frac {7}{2}} \left (a x + 1\right )^{3}}\, dx \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 [F]
time = 0.00, size = -1, normalized size = -0.00 \begin {gather*} \int \frac {{\left (1-a^2\,x^2\right )}^{3/2}}{{\left (c-\frac {c}{a\,x}\right )}^{7/2}\,{\left (a\,x+1\right )}^3} \,d x \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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