Optimal. Leaf size=15 \[ \frac {\text {ArcSin}(a+b x)^3}{3 b} \]
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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 = 33, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.061, Rules used = {4891, 4737}
\begin {gather*} \frac {\text {ArcSin}(a+b x)^3}{3 b} \end {gather*}
Antiderivative was successfully verified.
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Rule 4737
Rule 4891
Rubi steps
\begin {align*} \int \frac {\sin ^{-1}(a+b x)^2}{\sqrt {1-a^2-2 a b x-b^2 x^2}} \, dx &=\frac {\text {Subst}\left (\int \frac {\sin ^{-1}(x)^2}{\sqrt {1-x^2}} \, dx,x,a+b x\right )}{b}\\ &=\frac {\sin ^{-1}(a+b x)^3}{3 b}\\ \end {align*}
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Mathematica [A]
time = 0.02, size = 15, normalized size = 1.00 \begin {gather*} \frac {\text {ArcSin}(a+b x)^3}{3 b} \end {gather*}
Antiderivative was successfully verified.
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Maple [A]
time = 0.37, size = 14, normalized size = 0.93
method | result | size |
default | \(\frac {\arcsin \left (b x +a \right )^{3}}{3 b}\) | \(14\) |
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. 130 vs.
\(2 (13) = 26\).
time = 0.50, size = 130, normalized size = 8.67 \begin {gather*} -\frac {\arcsin \left (b x + a\right )^{2} \arcsin \left (-\frac {b^{2} x + a b}{\sqrt {a^{2} b^{2} - {\left (a^{2} - 1\right )} b^{2}}}\right )}{b} - \frac {\arcsin \left (b x + a\right ) \arcsin \left (-\frac {b^{2} x + a b}{\sqrt {a^{2} b^{2} - {\left (a^{2} - 1\right )} b^{2}}}\right )^{2}}{b} - \frac {\arcsin \left (-\frac {b^{2} x + a b}{\sqrt {a^{2} b^{2} - {\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 [A]
time = 2.14, size = 13, normalized size = 0.87 \begin {gather*} \frac {\arcsin \left (b x + a\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 = 0.42, size = 26, normalized size = 1.73 \begin {gather*} \begin {cases} \frac {\operatorname {asin}^{3}{\left (a + b x \right )}}{3 b} & \text {for}\: b \neq 0 \\\frac {x \operatorname {asin}^{2}{\left (a \right )}}{\sqrt {1 - a^{2}}} & \text {otherwise} \end {cases} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A]
time = 0.45, size = 13, normalized size = 0.87 \begin {gather*} \frac {\arcsin \left (b x + a\right )^{3}}{3 \, b} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Mupad [B]
time = 0.28, size = 13, normalized size = 0.87 \begin {gather*} \frac {{\mathrm {asin}\left (a+b\,x\right )}^3}{3\,b} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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