Optimal. Leaf size=101 \[ \frac {a^4 \left (a+b x^4\right )^{7/4}}{7 b^5}-\frac {4 a^3 \left (a+b x^4\right )^{11/4}}{11 b^5}+\frac {2 a^2 \left (a+b x^4\right )^{15/4}}{5 b^5}-\frac {4 a \left (a+b x^4\right )^{19/4}}{19 b^5}+\frac {\left (a+b x^4\right )^{23/4}}{23 b^5} \]
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Rubi [A]
time = 0.04, antiderivative size = 101, normalized size of antiderivative = 1.00, number of steps
used = 3, number of rules used = 2, integrand size = 15, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.133, Rules used = {272, 45}
\begin {gather*} \frac {a^4 \left (a+b x^4\right )^{7/4}}{7 b^5}-\frac {4 a^3 \left (a+b x^4\right )^{11/4}}{11 b^5}+\frac {2 a^2 \left (a+b x^4\right )^{15/4}}{5 b^5}+\frac {\left (a+b x^4\right )^{23/4}}{23 b^5}-\frac {4 a \left (a+b x^4\right )^{19/4}}{19 b^5} \end {gather*}
Antiderivative was successfully verified.
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Rule 45
Rule 272
Rubi steps
\begin {align*} \int x^{19} \left (a+b x^4\right )^{3/4} \, dx &=\frac {1}{4} \text {Subst}\left (\int x^4 (a+b x)^{3/4} \, dx,x,x^4\right )\\ &=\frac {1}{4} \text {Subst}\left (\int \left (\frac {a^4 (a+b x)^{3/4}}{b^4}-\frac {4 a^3 (a+b x)^{7/4}}{b^4}+\frac {6 a^2 (a+b x)^{11/4}}{b^4}-\frac {4 a (a+b x)^{15/4}}{b^4}+\frac {(a+b x)^{19/4}}{b^4}\right ) \, dx,x,x^4\right )\\ &=\frac {a^4 \left (a+b x^4\right )^{7/4}}{7 b^5}-\frac {4 a^3 \left (a+b x^4\right )^{11/4}}{11 b^5}+\frac {2 a^2 \left (a+b x^4\right )^{15/4}}{5 b^5}-\frac {4 a \left (a+b x^4\right )^{19/4}}{19 b^5}+\frac {\left (a+b x^4\right )^{23/4}}{23 b^5}\\ \end {align*}
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Mathematica [A]
time = 0.04, size = 61, normalized size = 0.60 \begin {gather*} \frac {\left (a+b x^4\right )^{7/4} \left (2048 a^4-3584 a^3 b x^4+4928 a^2 b^2 x^8-6160 a b^3 x^{12}+7315 b^4 x^{16}\right )}{168245 b^5} \end {gather*}
Antiderivative was successfully verified.
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Maple [A]
time = 0.14, size = 58, normalized size = 0.57
method | result | size |
gosper | \(\frac {\left (b \,x^{4}+a \right )^{\frac {7}{4}} \left (7315 x^{16} b^{4}-6160 a \,b^{3} x^{12}+4928 a^{2} b^{2} x^{8}-3584 a^{3} b \,x^{4}+2048 a^{4}\right )}{168245 b^{5}}\) | \(58\) |
trager | \(\frac {\left (7315 b^{5} x^{20}+1155 a \,b^{4} x^{16}-1232 a^{2} b^{3} x^{12}+1344 a^{3} b^{2} x^{8}-1536 a^{4} b \,x^{4}+2048 a^{5}\right ) \left (b \,x^{4}+a \right )^{\frac {3}{4}}}{168245 b^{5}}\) | \(69\) |
risch | \(\frac {\left (7315 b^{5} x^{20}+1155 a \,b^{4} x^{16}-1232 a^{2} b^{3} x^{12}+1344 a^{3} b^{2} x^{8}-1536 a^{4} b \,x^{4}+2048 a^{5}\right ) \left (b \,x^{4}+a \right )^{\frac {3}{4}}}{168245 b^{5}}\) | \(69\) |
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A]
time = 0.29, size = 81, normalized size = 0.80 \begin {gather*} \frac {{\left (b x^{4} + a\right )}^{\frac {23}{4}}}{23 \, b^{5}} - \frac {4 \, {\left (b x^{4} + a\right )}^{\frac {19}{4}} a}{19 \, b^{5}} + \frac {2 \, {\left (b x^{4} + a\right )}^{\frac {15}{4}} a^{2}}{5 \, b^{5}} - \frac {4 \, {\left (b x^{4} + a\right )}^{\frac {11}{4}} a^{3}}{11 \, b^{5}} + \frac {{\left (b x^{4} + a\right )}^{\frac {7}{4}} a^{4}}{7 \, b^{5}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A]
time = 0.36, size = 68, normalized size = 0.67 \begin {gather*} \frac {{\left (7315 \, b^{5} x^{20} + 1155 \, a b^{4} x^{16} - 1232 \, a^{2} b^{3} x^{12} + 1344 \, a^{3} b^{2} x^{8} - 1536 \, a^{4} b x^{4} + 2048 \, a^{5}\right )} {\left (b x^{4} + a\right )}^{\frac {3}{4}}}{168245 \, b^{5}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [A]
time = 1.55, size = 136, normalized size = 1.35 \begin {gather*} \begin {cases} \frac {2048 a^{5} \left (a + b x^{4}\right )^{\frac {3}{4}}}{168245 b^{5}} - \frac {1536 a^{4} x^{4} \left (a + b x^{4}\right )^{\frac {3}{4}}}{168245 b^{4}} + \frac {192 a^{3} x^{8} \left (a + b x^{4}\right )^{\frac {3}{4}}}{24035 b^{3}} - \frac {16 a^{2} x^{12} \left (a + b x^{4}\right )^{\frac {3}{4}}}{2185 b^{2}} + \frac {3 a x^{16} \left (a + b x^{4}\right )^{\frac {3}{4}}}{437 b} + \frac {x^{20} \left (a + b x^{4}\right )^{\frac {3}{4}}}{23} & \text {for}\: b \neq 0 \\\frac {a^{\frac {3}{4}} x^{20}}{20} & \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. 163 vs.
\(2 (81) = 162\).
time = 1.53, size = 163, normalized size = 1.61 \begin {gather*} \frac {\frac {23 \, {\left (1155 \, {\left (b x^{4} + a\right )}^{\frac {19}{4}} - 5852 \, {\left (b x^{4} + a\right )}^{\frac {15}{4}} a + 11970 \, {\left (b x^{4} + a\right )}^{\frac {11}{4}} a^{2} - 12540 \, {\left (b x^{4} + a\right )}^{\frac {7}{4}} a^{3} + 7315 \, {\left (b x^{4} + a\right )}^{\frac {3}{4}} a^{4}\right )} a}{b^{4}} + \frac {5 \, {\left (4389 \, {\left (b x^{4} + a\right )}^{\frac {23}{4}} - 26565 \, {\left (b x^{4} + a\right )}^{\frac {19}{4}} a + 67298 \, {\left (b x^{4} + a\right )}^{\frac {15}{4}} a^{2} - 91770 \, {\left (b x^{4} + a\right )}^{\frac {11}{4}} a^{3} + 72105 \, {\left (b x^{4} + a\right )}^{\frac {7}{4}} a^{4} - 33649 \, {\left (b x^{4} + a\right )}^{\frac {3}{4}} a^{5}\right )}}{b^{4}}}{504735 \, b} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Mupad [B]
time = 1.13, size = 66, normalized size = 0.65 \begin {gather*} {\left (b\,x^4+a\right )}^{3/4}\,\left (\frac {x^{20}}{23}+\frac {2048\,a^5}{168245\,b^5}+\frac {3\,a\,x^{16}}{437\,b}-\frac {1536\,a^4\,x^4}{168245\,b^4}+\frac {192\,a^3\,x^8}{24035\,b^3}-\frac {16\,a^2\,x^{12}}{2185\,b^2}\right ) \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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