Optimal. Leaf size=63 \[ -\frac {b}{2 d e^3 (c+d x)}+\frac {b \tanh ^{-1}(c+d x)}{2 d e^3}-\frac {a+b \tanh ^{-1}(c+d x)}{2 d e^3 (c+d x)^2} \]
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Rubi [A]
time = 0.03, antiderivative size = 63, normalized size of antiderivative = 1.00, number of steps
used = 5, number of rules used = 5, integrand size = 21, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.238, Rules used = {6242, 12, 6037,
331, 212} \begin {gather*} -\frac {a+b \tanh ^{-1}(c+d x)}{2 d e^3 (c+d x)^2}-\frac {b}{2 d e^3 (c+d x)}+\frac {b \tanh ^{-1}(c+d x)}{2 d e^3} \end {gather*}
Antiderivative was successfully verified.
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Rule 12
Rule 212
Rule 331
Rule 6037
Rule 6242
Rubi steps
\begin {align*} \int \frac {a+b \tanh ^{-1}(c+d x)}{(c e+d e x)^3} \, dx &=\frac {\text {Subst}\left (\int \frac {a+b \tanh ^{-1}(x)}{e^3 x^3} \, dx,x,c+d x\right )}{d}\\ &=\frac {\text {Subst}\left (\int \frac {a+b \tanh ^{-1}(x)}{x^3} \, dx,x,c+d x\right )}{d e^3}\\ &=-\frac {a+b \tanh ^{-1}(c+d x)}{2 d e^3 (c+d x)^2}+\frac {b \text {Subst}\left (\int \frac {1}{x^2 \left (1-x^2\right )} \, dx,x,c+d x\right )}{2 d e^3}\\ &=-\frac {b}{2 d e^3 (c+d x)}-\frac {a+b \tanh ^{-1}(c+d x)}{2 d e^3 (c+d x)^2}+\frac {b \text {Subst}\left (\int \frac {1}{1-x^2} \, dx,x,c+d x\right )}{2 d e^3}\\ &=-\frac {b}{2 d e^3 (c+d x)}+\frac {b \tanh ^{-1}(c+d x)}{2 d e^3}-\frac {a+b \tanh ^{-1}(c+d x)}{2 d e^3 (c+d x)^2}\\ \end {align*}
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Mathematica [A]
time = 0.03, size = 100, normalized size = 1.59 \begin {gather*} -\frac {a}{2 d e^3 (c+d x)^2}-\frac {b}{2 d e^3 (c+d x)}-\frac {b \tanh ^{-1}(c+d x)}{2 d e^3 (c+d x)^2}-\frac {b \log (1-c-d x)}{4 d e^3}+\frac {b \log (1+c+d x)}{4 d e^3} \end {gather*}
Antiderivative was successfully verified.
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Maple [A]
time = 0.58, size = 77, normalized size = 1.22
method | result | size |
derivativedivides | \(\frac {-\frac {a}{2 e^{3} \left (d x +c \right )^{2}}-\frac {b \arctanh \left (d x +c \right )}{2 e^{3} \left (d x +c \right )^{2}}+\frac {b \ln \left (d x +c +1\right )}{4 e^{3}}-\frac {b}{2 e^{3} \left (d x +c \right )}-\frac {b \ln \left (d x +c -1\right )}{4 e^{3}}}{d}\) | \(77\) |
default | \(\frac {-\frac {a}{2 e^{3} \left (d x +c \right )^{2}}-\frac {b \arctanh \left (d x +c \right )}{2 e^{3} \left (d x +c \right )^{2}}+\frac {b \ln \left (d x +c +1\right )}{4 e^{3}}-\frac {b}{2 e^{3} \left (d x +c \right )}-\frac {b \ln \left (d x +c -1\right )}{4 e^{3}}}{d}\) | \(77\) |
risch | \(-\frac {b \ln \left (d x +c +1\right )}{4 d \left (d x +c \right )^{2} e^{3}}+\frac {\ln \left (-d x -c -1\right ) b \,d^{2} x^{2}-b \,d^{2} x^{2} \ln \left (-d x -c +1\right )+2 \ln \left (-d x -c -1\right ) b c d x -2 b d x \ln \left (-d x -c +1\right ) c +\ln \left (-d x -c -1\right ) b \,c^{2}-\ln \left (-d x -c +1\right ) b \,c^{2}-2 b d x -2 b c +b \ln \left (-d x -c +1\right )-2 a}{4 e^{3} \left (d x +c \right )^{2} d}\) | \(165\) |
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [B] Leaf count of result is larger than twice the leaf count of optimal. 121 vs.
\(2 (54) = 108\).
time = 0.26, size = 121, normalized size = 1.92 \begin {gather*} \frac {1}{4} \, {\left (d {\left (\frac {e^{\left (-3\right )} \log \left (d x + c + 1\right )}{d^{2}} - \frac {e^{\left (-3\right )} \log \left (d x + c - 1\right )}{d^{2}} - \frac {2}{d^{3} x e^{3} + c d^{2} e^{3}}\right )} - \frac {2 \, \operatorname {artanh}\left (d x + c\right )}{d^{3} x^{2} e^{3} + 2 \, c d^{2} x e^{3} + c^{2} d e^{3}}\right )} b - \frac {a}{2 \, {\left (d^{3} x^{2} e^{3} + 2 \, c d^{2} x e^{3} + c^{2} d e^{3}\right )}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [B] Leaf count of result is larger than twice the leaf count of optimal. 166 vs.
\(2 (54) = 108\).
time = 0.37, size = 166, normalized size = 2.63 \begin {gather*} -\frac {2 \, b d x + 2 \, b c - {\left (b d^{2} x^{2} + 2 \, b c d x + b c^{2} - b\right )} \log \left (-\frac {d x + c + 1}{d x + c - 1}\right ) + 2 \, a}{4 \, {\left ({\left (d^{3} x^{2} + 2 \, c d^{2} x + c^{2} d\right )} \cosh \left (1\right )^{3} + 3 \, {\left (d^{3} x^{2} + 2 \, c d^{2} x + c^{2} d\right )} \cosh \left (1\right )^{2} \sinh \left (1\right ) + 3 \, {\left (d^{3} x^{2} + 2 \, c d^{2} x + c^{2} d\right )} \cosh \left (1\right ) \sinh \left (1\right )^{2} + {\left (d^{3} x^{2} + 2 \, c d^{2} x + c^{2} d\right )} \sinh \left (1\right )^{3}\right )}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [B] Leaf count of result is larger than twice the leaf count of optimal. 313 vs.
\(2 (54) = 108\).
time = 1.46, size = 313, normalized size = 4.97 \begin {gather*} \begin {cases} - \frac {a}{2 c^{2} d e^{3} + 4 c d^{2} e^{3} x + 2 d^{3} e^{3} x^{2}} + \frac {b c^{2} \operatorname {atanh}{\left (c + d x \right )}}{2 c^{2} d e^{3} + 4 c d^{2} e^{3} x + 2 d^{3} e^{3} x^{2}} + \frac {2 b c d x \operatorname {atanh}{\left (c + d x \right )}}{2 c^{2} d e^{3} + 4 c d^{2} e^{3} x + 2 d^{3} e^{3} x^{2}} - \frac {b c}{2 c^{2} d e^{3} + 4 c d^{2} e^{3} x + 2 d^{3} e^{3} x^{2}} + \frac {b d^{2} x^{2} \operatorname {atanh}{\left (c + d x \right )}}{2 c^{2} d e^{3} + 4 c d^{2} e^{3} x + 2 d^{3} e^{3} x^{2}} - \frac {b d x}{2 c^{2} d e^{3} + 4 c d^{2} e^{3} x + 2 d^{3} e^{3} x^{2}} - \frac {b \operatorname {atanh}{\left (c + d x \right )}}{2 c^{2} d e^{3} + 4 c d^{2} e^{3} x + 2 d^{3} e^{3} x^{2}} & \text {for}\: d \neq 0 \\\frac {x \left (a + b \operatorname {atanh}{\left (c \right )}\right )}{c^{3} e^{3}} & \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. 194 vs.
\(2 (57) = 114\).
time = 0.41, size = 194, normalized size = 3.08 \begin {gather*} \frac {1}{2} \, {\left ({\left (c + 1\right )} d - {\left (c - 1\right )} d\right )} {\left (\frac {{\left (d x + c + 1\right )} b \log \left (-\frac {d x + c + 1}{d x + c - 1}\right )}{{\left (\frac {{\left (d x + c + 1\right )}^{2} d^{2} e^{3}}{{\left (d x + c - 1\right )}^{2}} + \frac {2 \, {\left (d x + c + 1\right )} d^{2} e^{3}}{d x + c - 1} + d^{2} e^{3}\right )} {\left (d x + c - 1\right )}} + \frac {\frac {2 \, {\left (d x + c + 1\right )} a}{d x + c - 1} + \frac {{\left (d x + c + 1\right )} b}{d x + c - 1} + b}{\frac {{\left (d x + c + 1\right )}^{2} d^{2} e^{3}}{{\left (d x + c - 1\right )}^{2}} + \frac {2 \, {\left (d x + c + 1\right )} d^{2} e^{3}}{d x + c - 1} + d^{2} e^{3}}\right )} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Mupad [B]
time = 1.73, size = 67, normalized size = 1.06 \begin {gather*} \frac {b\,\mathrm {atanh}\left (c+d\,x\right )}{2\,d\,e^3}-\frac {\frac {a}{2}+\frac {b\,c}{2}+\frac {b\,\ln \left (c+d\,x+1\right )}{4}-\frac {b\,\ln \left (1-d\,x-c\right )}{4}+\frac {b\,d\,x}{2}}{d\,e^3\,{\left (c+d\,x\right )}^2} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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