Optimal. Leaf size=214 \[ \frac {45 x^2}{128 a^2}+\frac {3 x^4}{128}-\frac {45 x \sqrt {-1+a x} \sqrt {1+a x} \cosh ^{-1}(a x)}{64 a^3}-\frac {3 x^3 \sqrt {-1+a x} \sqrt {1+a x} \cosh ^{-1}(a x)}{32 a}-\frac {45 \cosh ^{-1}(a x)^2}{128 a^4}+\frac {9 x^2 \cosh ^{-1}(a x)^2}{16 a^2}+\frac {3}{16} x^4 \cosh ^{-1}(a x)^2-\frac {3 x \sqrt {-1+a x} \sqrt {1+a x} \cosh ^{-1}(a x)^3}{8 a^3}-\frac {x^3 \sqrt {-1+a x} \sqrt {1+a x} \cosh ^{-1}(a x)^3}{4 a}-\frac {3 \cosh ^{-1}(a x)^4}{32 a^4}+\frac {1}{4} x^4 \cosh ^{-1}(a x)^4 \]
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Rubi [A]
time = 0.85, antiderivative size = 214, normalized size of antiderivative = 1.00, number of steps
used = 14, number of rules used = 4, integrand size = 10, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.400, Rules used = {5883, 5939,
5893, 30} \begin {gather*} -\frac {3 \cosh ^{-1}(a x)^4}{32 a^4}-\frac {45 \cosh ^{-1}(a x)^2}{128 a^4}-\frac {3 x \sqrt {a x-1} \sqrt {a x+1} \cosh ^{-1}(a x)^3}{8 a^3}-\frac {45 x \sqrt {a x-1} \sqrt {a x+1} \cosh ^{-1}(a x)}{64 a^3}+\frac {45 x^2}{128 a^2}+\frac {9 x^2 \cosh ^{-1}(a x)^2}{16 a^2}+\frac {1}{4} x^4 \cosh ^{-1}(a x)^4+\frac {3}{16} x^4 \cosh ^{-1}(a x)^2-\frac {x^3 \sqrt {a x-1} \sqrt {a x+1} \cosh ^{-1}(a x)^3}{4 a}-\frac {3 x^3 \sqrt {a x-1} \sqrt {a x+1} \cosh ^{-1}(a x)}{32 a}+\frac {3 x^4}{128} \end {gather*}
Antiderivative was successfully verified.
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Rule 30
Rule 5883
Rule 5893
Rule 5939
Rubi steps
\begin {align*} \int x^3 \cosh ^{-1}(a x)^4 \, dx &=\frac {1}{4} x^4 \cosh ^{-1}(a x)^4-a \int \frac {x^4 \cosh ^{-1}(a x)^3}{\sqrt {-1+a x} \sqrt {1+a x}} \, dx\\ &=-\frac {x^3 \sqrt {-1+a x} \sqrt {1+a x} \cosh ^{-1}(a x)^3}{4 a}+\frac {1}{4} x^4 \cosh ^{-1}(a x)^4+\frac {3}{4} \int x^3 \cosh ^{-1}(a x)^2 \, dx-\frac {3 \int \frac {x^2 \cosh ^{-1}(a x)^3}{\sqrt {-1+a x} \sqrt {1+a x}} \, dx}{4 a}\\ &=\frac {3}{16} x^4 \cosh ^{-1}(a x)^2-\frac {3 x \sqrt {-1+a x} \sqrt {1+a x} \cosh ^{-1}(a x)^3}{8 a^3}-\frac {x^3 \sqrt {-1+a x} \sqrt {1+a x} \cosh ^{-1}(a x)^3}{4 a}+\frac {1}{4} x^4 \cosh ^{-1}(a x)^4-\frac {3 \int \frac {\cosh ^{-1}(a x)^3}{\sqrt {-1+a x} \sqrt {1+a x}} \, dx}{8 a^3}+\frac {9 \int x \cosh ^{-1}(a x)^2 \, dx}{8 a^2}-\frac {1}{8} (3 a) \int \frac {x^4 \cosh ^{-1}(a x)}{\sqrt {-1+a x} \sqrt {1+a x}} \, dx\\ &=-\frac {3 x^3 \sqrt {-1+a x} \sqrt {1+a x} \cosh ^{-1}(a x)}{32 a}+\frac {9 x^2 \cosh ^{-1}(a x)^2}{16 a^2}+\frac {3}{16} x^4 \cosh ^{-1}(a x)^2-\frac {3 x \sqrt {-1+a x} \sqrt {1+a x} \cosh ^{-1}(a x)^3}{8 a^3}-\frac {x^3 \sqrt {-1+a x} \sqrt {1+a x} \cosh ^{-1}(a x)^3}{4 a}-\frac {3 \cosh ^{-1}(a x)^4}{32 a^4}+\frac {1}{4} x^4 \cosh ^{-1}(a x)^4+\frac {3 \int x^3 \, dx}{32}-\frac {9 \int \frac {x^2 \cosh ^{-1}(a x)}{\sqrt {-1+a x} \sqrt {1+a x}} \, dx}{32 a}-\frac {9 \int \frac {x^2 \cosh ^{-1}(a x)}{\sqrt {-1+a x} \sqrt {1+a x}} \, dx}{8 a}\\ &=\frac {3 x^4}{128}-\frac {45 x \sqrt {-1+a x} \sqrt {1+a x} \cosh ^{-1}(a x)}{64 a^3}-\frac {3 x^3 \sqrt {-1+a x} \sqrt {1+a x} \cosh ^{-1}(a x)}{32 a}+\frac {9 x^2 \cosh ^{-1}(a x)^2}{16 a^2}+\frac {3}{16} x^4 \cosh ^{-1}(a x)^2-\frac {3 x \sqrt {-1+a x} \sqrt {1+a x} \cosh ^{-1}(a x)^3}{8 a^3}-\frac {x^3 \sqrt {-1+a x} \sqrt {1+a x} \cosh ^{-1}(a x)^3}{4 a}-\frac {3 \cosh ^{-1}(a x)^4}{32 a^4}+\frac {1}{4} x^4 \cosh ^{-1}(a x)^4-\frac {9 \int \frac {\cosh ^{-1}(a x)}{\sqrt {-1+a x} \sqrt {1+a x}} \, dx}{64 a^3}-\frac {9 \int \frac {\cosh ^{-1}(a x)}{\sqrt {-1+a x} \sqrt {1+a x}} \, dx}{16 a^3}+\frac {9 \int x \, dx}{64 a^2}+\frac {9 \int x \, dx}{16 a^2}\\ &=\frac {45 x^2}{128 a^2}+\frac {3 x^4}{128}-\frac {45 x \sqrt {-1+a x} \sqrt {1+a x} \cosh ^{-1}(a x)}{64 a^3}-\frac {3 x^3 \sqrt {-1+a x} \sqrt {1+a x} \cosh ^{-1}(a x)}{32 a}-\frac {45 \cosh ^{-1}(a x)^2}{128 a^4}+\frac {9 x^2 \cosh ^{-1}(a x)^2}{16 a^2}+\frac {3}{16} x^4 \cosh ^{-1}(a x)^2-\frac {3 x \sqrt {-1+a x} \sqrt {1+a x} \cosh ^{-1}(a x)^3}{8 a^3}-\frac {x^3 \sqrt {-1+a x} \sqrt {1+a x} \cosh ^{-1}(a x)^3}{4 a}-\frac {3 \cosh ^{-1}(a x)^4}{32 a^4}+\frac {1}{4} x^4 \cosh ^{-1}(a x)^4\\ \end {align*}
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Mathematica [A]
time = 0.08, size = 143, normalized size = 0.67 \begin {gather*} \frac {3 a^2 x^2 \left (15+a^2 x^2\right )-6 a x \sqrt {-1+a x} \sqrt {1+a x} \left (15+2 a^2 x^2\right ) \cosh ^{-1}(a x)+3 \left (-15+24 a^2 x^2+8 a^4 x^4\right ) \cosh ^{-1}(a x)^2-16 a x \sqrt {-1+a x} \sqrt {1+a x} \left (3+2 a^2 x^2\right ) \cosh ^{-1}(a x)^3+4 \left (-3+8 a^4 x^4\right ) \cosh ^{-1}(a x)^4}{128 a^4} \end {gather*}
Antiderivative was successfully verified.
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Maple [F]
time = 180.00, size = 0, normalized size = 0.00 \[\int x^{3} \mathrm {arccosh}\left (a x \right )^{4}\, dx\]
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 = 176, normalized size = 0.82 \begin {gather*} \frac {3 \, a^{4} x^{4} + 4 \, {\left (8 \, a^{4} x^{4} - 3\right )} \log \left (a x + \sqrt {a^{2} x^{2} - 1}\right )^{4} - 16 \, {\left (2 \, a^{3} x^{3} + 3 \, a x\right )} \sqrt {a^{2} x^{2} - 1} \log \left (a x + \sqrt {a^{2} x^{2} - 1}\right )^{3} + 45 \, a^{2} x^{2} + 3 \, {\left (8 \, a^{4} x^{4} + 24 \, a^{2} x^{2} - 15\right )} \log \left (a x + \sqrt {a^{2} x^{2} - 1}\right )^{2} - 6 \, {\left (2 \, a^{3} x^{3} + 15 \, a x\right )} \sqrt {a^{2} x^{2} - 1} \log \left (a x + \sqrt {a^{2} x^{2} - 1}\right )}{128 \, a^{4}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [A]
time = 0.70, size = 197, normalized size = 0.92 \begin {gather*} \begin {cases} \frac {x^{4} \operatorname {acosh}^{4}{\left (a x \right )}}{4} + \frac {3 x^{4} \operatorname {acosh}^{2}{\left (a x \right )}}{16} + \frac {3 x^{4}}{128} - \frac {x^{3} \sqrt {a^{2} x^{2} - 1} \operatorname {acosh}^{3}{\left (a x \right )}}{4 a} - \frac {3 x^{3} \sqrt {a^{2} x^{2} - 1} \operatorname {acosh}{\left (a x \right )}}{32 a} + \frac {9 x^{2} \operatorname {acosh}^{2}{\left (a x \right )}}{16 a^{2}} + \frac {45 x^{2}}{128 a^{2}} - \frac {3 x \sqrt {a^{2} x^{2} - 1} \operatorname {acosh}^{3}{\left (a x \right )}}{8 a^{3}} - \frac {45 x \sqrt {a^{2} x^{2} - 1} \operatorname {acosh}{\left (a x \right )}}{64 a^{3}} - \frac {3 \operatorname {acosh}^{4}{\left (a x \right )}}{32 a^{4}} - \frac {45 \operatorname {acosh}^{2}{\left (a x \right )}}{128 a^{4}} & \text {for}\: a \neq 0 \\\frac {\pi ^{4} x^{4}}{64} & \text {otherwise} \end {cases} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [F(-2)]
time = 0.00, size = 0, normalized size = 0.00 \begin {gather*} \text {Exception raised: TypeError} \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 x^3\,{\mathrm {acosh}\left (a\,x\right )}^4 \,d x \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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