Optimal. Leaf size=15 \[ \frac {\sinh ^{-1}(a+b x)^3}{3 b} \]
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Rubi [A]
time = 0.05, antiderivative size = 15, normalized size of antiderivative = 1.00, number of steps
used = 2, number of rules used = 2, integrand size = 30, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.067, Rules used = {5860, 5783}
\begin {gather*} \frac {\sinh ^{-1}(a+b x)^3}{3 b} \end {gather*}
Antiderivative was successfully verified.
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Rule 5783
Rule 5860
Rubi steps
\begin {align*} \int \frac {\sinh ^{-1}(a+b x)^2}{\sqrt {1+a^2+2 a b x+b^2 x^2}} \, dx &=\frac {\text {Subst}\left (\int \frac {\sinh ^{-1}(x)^2}{\sqrt {1+x^2}} \, dx,x,a+b x\right )}{b}\\ &=\frac {\sinh ^{-1}(a+b x)^3}{3 b}\\ \end {align*}
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Mathematica [A]
time = 0.01, size = 15, normalized size = 1.00 \begin {gather*} \frac {\sinh ^{-1}(a+b x)^3}{3 b} \end {gather*}
Antiderivative was successfully verified.
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Maple [A]
time = 3.04, size = 14, normalized size = 0.93
method | result | size |
default | \(\frac {\arcsinh \left (b x +a \right )^{3}}{3 b}\) | \(14\) |
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. 132 vs.
\(2 (13) = 26\).
time = 0.27, size = 132, normalized size = 8.80 \begin {gather*} \frac {\operatorname {arsinh}\left (b x + a\right )^{2} \operatorname {arsinh}\left (\frac {2 \, {\left (b^{2} x + a b\right )}}{\sqrt {-4 \, a^{2} b^{2} + 4 \, {\left (a^{2} + 1\right )} b^{2}}}\right )}{b} - \frac {\operatorname {arsinh}\left (b x + a\right ) \operatorname {arsinh}\left (\frac {2 \, {\left (b^{2} x + a b\right )}}{\sqrt {-4 \, a^{2} b^{2} + 4 \, {\left (a^{2} + 1\right )} b^{2}}}\right )^{2}}{b} + \frac {\operatorname {arsinh}\left (\frac {2 \, {\left (b^{2} x + a b\right )}}{\sqrt {-4 \, a^{2} b^{2} + 4 \, {\left (a^{2} + 1\right )} b^{2}}}\right )^{3}}{3 \, b} \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. 32 vs.
\(2 (13) = 26\).
time = 0.34, size = 32, normalized size = 2.13 \begin {gather*} \frac {\log \left (b x + a + \sqrt {b^{2} x^{2} + 2 \, a b x + a^{2} + 1}\right )^{3}}{3 \, b} \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. 26 vs.
\(2 (10) = 20\).
time = 0.44, size = 26, normalized size = 1.73 \begin {gather*} \begin {cases} \frac {\operatorname {asinh}^{3}{\left (a + b x \right )}}{3 b} & \text {for}\: b \neq 0 \\\frac {x \operatorname {asinh}^{2}{\left (a \right )}}{\sqrt {a^{2} + 1}} & \text {otherwise} \end {cases} \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 = 0.19, size = 13, normalized size = 0.87 \begin {gather*} \frac {{\mathrm {asinh}\left (a+b\,x\right )}^3}{3\,b} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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