Optimal. Leaf size=308 \[ \frac {x^{3/2}}{4 a \left (a+c x^4\right )}-\frac {5 \tan ^{-1}\left (1-\frac {\sqrt {2} \sqrt [8]{c} \sqrt {x}}{\sqrt [8]{-a}}\right )}{16 \sqrt {2} (-a)^{13/8} c^{3/8}}+\frac {5 \tan ^{-1}\left (1+\frac {\sqrt {2} \sqrt [8]{c} \sqrt {x}}{\sqrt [8]{-a}}\right )}{16 \sqrt {2} (-a)^{13/8} c^{3/8}}-\frac {5 \tan ^{-1}\left (\frac {\sqrt [8]{c} \sqrt {x}}{\sqrt [8]{-a}}\right )}{16 (-a)^{13/8} c^{3/8}}+\frac {5 \tanh ^{-1}\left (\frac {\sqrt [8]{c} \sqrt {x}}{\sqrt [8]{-a}}\right )}{16 (-a)^{13/8} c^{3/8}}+\frac {5 \log \left (\sqrt [4]{-a}-\sqrt {2} \sqrt [8]{-a} \sqrt [8]{c} \sqrt {x}+\sqrt [4]{c} x\right )}{32 \sqrt {2} (-a)^{13/8} c^{3/8}}-\frac {5 \log \left (\sqrt [4]{-a}+\sqrt {2} \sqrt [8]{-a} \sqrt [8]{c} \sqrt {x}+\sqrt [4]{c} x\right )}{32 \sqrt {2} (-a)^{13/8} c^{3/8}} \]
[Out]
________________________________________________________________________________________
Rubi [A]
time = 0.19, antiderivative size = 308, normalized size of antiderivative = 1.00, number of steps
used = 15, number of rules used = 12, integrand size = 15, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.800, Rules used = {296, 335,
306, 303, 1176, 631, 210, 1179, 642, 304, 211, 214} \begin {gather*} -\frac {5 \text {ArcTan}\left (1-\frac {\sqrt {2} \sqrt [8]{c} \sqrt {x}}{\sqrt [8]{-a}}\right )}{16 \sqrt {2} (-a)^{13/8} c^{3/8}}+\frac {5 \text {ArcTan}\left (\frac {\sqrt {2} \sqrt [8]{c} \sqrt {x}}{\sqrt [8]{-a}}+1\right )}{16 \sqrt {2} (-a)^{13/8} c^{3/8}}-\frac {5 \text {ArcTan}\left (\frac {\sqrt [8]{c} \sqrt {x}}{\sqrt [8]{-a}}\right )}{16 (-a)^{13/8} c^{3/8}}+\frac {5 \log \left (-\sqrt {2} \sqrt [8]{-a} \sqrt [8]{c} \sqrt {x}+\sqrt [4]{-a}+\sqrt [4]{c} x\right )}{32 \sqrt {2} (-a)^{13/8} c^{3/8}}-\frac {5 \log \left (\sqrt {2} \sqrt [8]{-a} \sqrt [8]{c} \sqrt {x}+\sqrt [4]{-a}+\sqrt [4]{c} x\right )}{32 \sqrt {2} (-a)^{13/8} c^{3/8}}+\frac {5 \tanh ^{-1}\left (\frac {\sqrt [8]{c} \sqrt {x}}{\sqrt [8]{-a}}\right )}{16 (-a)^{13/8} c^{3/8}}+\frac {x^{3/2}}{4 a \left (a+c x^4\right )} \end {gather*}
Antiderivative was successfully verified.
[In]
[Out]
Rule 210
Rule 211
Rule 214
Rule 296
Rule 303
Rule 304
Rule 306
Rule 335
Rule 631
Rule 642
Rule 1176
Rule 1179
Rubi steps
\begin {align*} \int \frac {\sqrt {x}}{\left (a+c x^4\right )^2} \, dx &=\frac {x^{3/2}}{4 a \left (a+c x^4\right )}+\frac {5 \int \frac {\sqrt {x}}{a+c x^4} \, dx}{8 a}\\ &=\frac {x^{3/2}}{4 a \left (a+c x^4\right )}+\frac {5 \text {Subst}\left (\int \frac {x^2}{a+c x^8} \, dx,x,\sqrt {x}\right )}{4 a}\\ &=\frac {x^{3/2}}{4 a \left (a+c x^4\right )}+\frac {5 \text {Subst}\left (\int \frac {x^2}{\sqrt {-a}-\sqrt {c} x^4} \, dx,x,\sqrt {x}\right )}{8 (-a)^{3/2}}+\frac {5 \text {Subst}\left (\int \frac {x^2}{\sqrt {-a}+\sqrt {c} x^4} \, dx,x,\sqrt {x}\right )}{8 (-a)^{3/2}}\\ &=\frac {x^{3/2}}{4 a \left (a+c x^4\right )}+\frac {5 \text {Subst}\left (\int \frac {1}{\sqrt [4]{-a}-\sqrt [4]{c} x^2} \, dx,x,\sqrt {x}\right )}{16 (-a)^{3/2} \sqrt [4]{c}}-\frac {5 \text {Subst}\left (\int \frac {1}{\sqrt [4]{-a}+\sqrt [4]{c} x^2} \, dx,x,\sqrt {x}\right )}{16 (-a)^{3/2} \sqrt [4]{c}}-\frac {5 \text {Subst}\left (\int \frac {\sqrt [4]{-a}-\sqrt [4]{c} x^2}{\sqrt {-a}+\sqrt {c} x^4} \, dx,x,\sqrt {x}\right )}{16 (-a)^{3/2} \sqrt [4]{c}}+\frac {5 \text {Subst}\left (\int \frac {\sqrt [4]{-a}+\sqrt [4]{c} x^2}{\sqrt {-a}+\sqrt {c} x^4} \, dx,x,\sqrt {x}\right )}{16 (-a)^{3/2} \sqrt [4]{c}}\\ &=\frac {x^{3/2}}{4 a \left (a+c x^4\right )}-\frac {5 \tan ^{-1}\left (\frac {\sqrt [8]{c} \sqrt {x}}{\sqrt [8]{-a}}\right )}{16 (-a)^{13/8} c^{3/8}}+\frac {5 \tanh ^{-1}\left (\frac {\sqrt [8]{c} \sqrt {x}}{\sqrt [8]{-a}}\right )}{16 (-a)^{13/8} c^{3/8}}+\frac {5 \text {Subst}\left (\int \frac {1}{\frac {\sqrt [4]{-a}}{\sqrt [4]{c}}-\frac {\sqrt {2} \sqrt [8]{-a} x}{\sqrt [8]{c}}+x^2} \, dx,x,\sqrt {x}\right )}{32 (-a)^{3/2} \sqrt {c}}+\frac {5 \text {Subst}\left (\int \frac {1}{\frac {\sqrt [4]{-a}}{\sqrt [4]{c}}+\frac {\sqrt {2} \sqrt [8]{-a} x}{\sqrt [8]{c}}+x^2} \, dx,x,\sqrt {x}\right )}{32 (-a)^{3/2} \sqrt {c}}+\frac {5 \text {Subst}\left (\int \frac {\frac {\sqrt {2} \sqrt [8]{-a}}{\sqrt [8]{c}}+2 x}{-\frac {\sqrt [4]{-a}}{\sqrt [4]{c}}-\frac {\sqrt {2} \sqrt [8]{-a} x}{\sqrt [8]{c}}-x^2} \, dx,x,\sqrt {x}\right )}{32 \sqrt {2} (-a)^{13/8} c^{3/8}}+\frac {5 \text {Subst}\left (\int \frac {\frac {\sqrt {2} \sqrt [8]{-a}}{\sqrt [8]{c}}-2 x}{-\frac {\sqrt [4]{-a}}{\sqrt [4]{c}}+\frac {\sqrt {2} \sqrt [8]{-a} x}{\sqrt [8]{c}}-x^2} \, dx,x,\sqrt {x}\right )}{32 \sqrt {2} (-a)^{13/8} c^{3/8}}\\ &=\frac {x^{3/2}}{4 a \left (a+c x^4\right )}-\frac {5 \tan ^{-1}\left (\frac {\sqrt [8]{c} \sqrt {x}}{\sqrt [8]{-a}}\right )}{16 (-a)^{13/8} c^{3/8}}+\frac {5 \tanh ^{-1}\left (\frac {\sqrt [8]{c} \sqrt {x}}{\sqrt [8]{-a}}\right )}{16 (-a)^{13/8} c^{3/8}}+\frac {5 \log \left (\sqrt [4]{-a}-\sqrt {2} \sqrt [8]{-a} \sqrt [8]{c} \sqrt {x}+\sqrt [4]{c} x\right )}{32 \sqrt {2} (-a)^{13/8} c^{3/8}}-\frac {5 \log \left (\sqrt [4]{-a}+\sqrt {2} \sqrt [8]{-a} \sqrt [8]{c} \sqrt {x}+\sqrt [4]{c} x\right )}{32 \sqrt {2} (-a)^{13/8} c^{3/8}}+\frac {5 \text {Subst}\left (\int \frac {1}{-1-x^2} \, dx,x,1-\frac {\sqrt {2} \sqrt [8]{c} \sqrt {x}}{\sqrt [8]{-a}}\right )}{16 \sqrt {2} (-a)^{13/8} c^{3/8}}-\frac {5 \text {Subst}\left (\int \frac {1}{-1-x^2} \, dx,x,1+\frac {\sqrt {2} \sqrt [8]{c} \sqrt {x}}{\sqrt [8]{-a}}\right )}{16 \sqrt {2} (-a)^{13/8} c^{3/8}}\\ &=\frac {x^{3/2}}{4 a \left (a+c x^4\right )}-\frac {5 \tan ^{-1}\left (1-\frac {\sqrt {2} \sqrt [8]{c} \sqrt {x}}{\sqrt [8]{-a}}\right )}{16 \sqrt {2} (-a)^{13/8} c^{3/8}}+\frac {5 \tan ^{-1}\left (1+\frac {\sqrt {2} \sqrt [8]{c} \sqrt {x}}{\sqrt [8]{-a}}\right )}{16 \sqrt {2} (-a)^{13/8} c^{3/8}}-\frac {5 \tan ^{-1}\left (\frac {\sqrt [8]{c} \sqrt {x}}{\sqrt [8]{-a}}\right )}{16 (-a)^{13/8} c^{3/8}}+\frac {5 \tanh ^{-1}\left (\frac {\sqrt [8]{c} \sqrt {x}}{\sqrt [8]{-a}}\right )}{16 (-a)^{13/8} c^{3/8}}+\frac {5 \log \left (\sqrt [4]{-a}-\sqrt {2} \sqrt [8]{-a} \sqrt [8]{c} \sqrt {x}+\sqrt [4]{c} x\right )}{32 \sqrt {2} (-a)^{13/8} c^{3/8}}-\frac {5 \log \left (\sqrt [4]{-a}+\sqrt {2} \sqrt [8]{-a} \sqrt [8]{c} \sqrt {x}+\sqrt [4]{c} x\right )}{32 \sqrt {2} (-a)^{13/8} c^{3/8}}\\ \end {align*}
________________________________________________________________________________________
Mathematica [A]
time = 1.19, size = 277, normalized size = 0.90 \begin {gather*} \frac {\frac {8 a^{5/8} x^{3/2}}{a+c x^4}+\frac {5 \sqrt {2-\sqrt {2}} \tan ^{-1}\left (\frac {\sqrt {1-\frac {1}{\sqrt {2}}} \left (\sqrt [4]{a}-\sqrt [4]{c} x\right )}{\sqrt [8]{a} \sqrt [8]{c} \sqrt {x}}\right )}{c^{3/8}}-\frac {5 \sqrt {2+\sqrt {2}} \tan ^{-1}\left (\frac {\sqrt {1+\frac {1}{\sqrt {2}}} \left (\sqrt [4]{a}-\sqrt [4]{c} x\right )}{\sqrt [8]{a} \sqrt [8]{c} \sqrt {x}}\right )}{c^{3/8}}+\frac {5 \sqrt {2-\sqrt {2}} \tanh ^{-1}\left (\frac {\sqrt {2+\sqrt {2}} \sqrt [8]{a} \sqrt [8]{c} \sqrt {x}}{\sqrt [4]{a}+\sqrt [4]{c} x}\right )}{c^{3/8}}-\frac {5 \sqrt {2+\sqrt {2}} \tanh ^{-1}\left (\frac {\sqrt [8]{a} \sqrt [8]{c} \sqrt {-\left (\left (-2+\sqrt {2}\right ) x\right )}}{\sqrt [4]{a}+\sqrt [4]{c} x}\right )}{c^{3/8}}}{32 a^{13/8}} \end {gather*}
Antiderivative was successfully verified.
[In]
[Out]
________________________________________________________________________________________
Maple [C] Result contains higher order function than in optimal. Order 9 vs. order
3.
time = 0.14, size = 50, normalized size = 0.16
method | result | size |
derivativedivides | \(\frac {x^{\frac {3}{2}}}{4 a \left (x^{4} c +a \right )}+\frac {5 \left (\munderset {\textit {\_R} =\RootOf \left (c \,\textit {\_Z}^{8}+a \right )}{\sum }\frac {\ln \left (\sqrt {x}-\textit {\_R} \right )}{\textit {\_R}^{5}}\right )}{32 a c}\) | \(50\) |
default | \(\frac {x^{\frac {3}{2}}}{4 a \left (x^{4} c +a \right )}+\frac {5 \left (\munderset {\textit {\_R} =\RootOf \left (c \,\textit {\_Z}^{8}+a \right )}{\sum }\frac {\ln \left (\sqrt {x}-\textit {\_R} \right )}{\textit {\_R}^{5}}\right )}{32 a c}\) | \(50\) |
Verification of antiderivative is not currently implemented for this CAS.
[In]
[Out]
________________________________________________________________________________________
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.
[In]
[Out]
________________________________________________________________________________________
Fricas [B] Leaf count of result is larger than twice the leaf count of optimal. 550 vs.
\(2 (207) = 414\).
time = 0.38, size = 550, normalized size = 1.79 \begin {gather*} -\frac {20 \, \sqrt {2} {\left (a c x^{4} + a^{2}\right )} \left (-\frac {1}{a^{13} c^{3}}\right )^{\frac {1}{8}} \arctan \left (\sqrt {2} \sqrt {a^{10} c^{2} \left (-\frac {1}{a^{13} c^{3}}\right )^{\frac {3}{4}} + \sqrt {2} a^{5} c \sqrt {x} \left (-\frac {1}{a^{13} c^{3}}\right )^{\frac {3}{8}} + x} a^{8} c^{2} \left (-\frac {1}{a^{13} c^{3}}\right )^{\frac {5}{8}} - \sqrt {2} a^{8} c^{2} \sqrt {x} \left (-\frac {1}{a^{13} c^{3}}\right )^{\frac {5}{8}} + 1\right ) + 20 \, \sqrt {2} {\left (a c x^{4} + a^{2}\right )} \left (-\frac {1}{a^{13} c^{3}}\right )^{\frac {1}{8}} \arctan \left (\sqrt {2} \sqrt {a^{10} c^{2} \left (-\frac {1}{a^{13} c^{3}}\right )^{\frac {3}{4}} - \sqrt {2} a^{5} c \sqrt {x} \left (-\frac {1}{a^{13} c^{3}}\right )^{\frac {3}{8}} + x} a^{8} c^{2} \left (-\frac {1}{a^{13} c^{3}}\right )^{\frac {5}{8}} - \sqrt {2} a^{8} c^{2} \sqrt {x} \left (-\frac {1}{a^{13} c^{3}}\right )^{\frac {5}{8}} - 1\right ) - 5 \, \sqrt {2} {\left (a c x^{4} + a^{2}\right )} \left (-\frac {1}{a^{13} c^{3}}\right )^{\frac {1}{8}} \log \left (a^{10} c^{2} \left (-\frac {1}{a^{13} c^{3}}\right )^{\frac {3}{4}} + \sqrt {2} a^{5} c \sqrt {x} \left (-\frac {1}{a^{13} c^{3}}\right )^{\frac {3}{8}} + x\right ) + 5 \, \sqrt {2} {\left (a c x^{4} + a^{2}\right )} \left (-\frac {1}{a^{13} c^{3}}\right )^{\frac {1}{8}} \log \left (a^{10} c^{2} \left (-\frac {1}{a^{13} c^{3}}\right )^{\frac {3}{4}} - \sqrt {2} a^{5} c \sqrt {x} \left (-\frac {1}{a^{13} c^{3}}\right )^{\frac {3}{8}} + x\right ) - 40 \, {\left (a c x^{4} + a^{2}\right )} \left (-\frac {1}{a^{13} c^{3}}\right )^{\frac {1}{8}} \arctan \left (\sqrt {a^{10} c^{2} \left (-\frac {1}{a^{13} c^{3}}\right )^{\frac {3}{4}} + x} a^{8} c^{2} \left (-\frac {1}{a^{13} c^{3}}\right )^{\frac {5}{8}} - a^{8} c^{2} \sqrt {x} \left (-\frac {1}{a^{13} c^{3}}\right )^{\frac {5}{8}}\right ) + 10 \, {\left (a c x^{4} + a^{2}\right )} \left (-\frac {1}{a^{13} c^{3}}\right )^{\frac {1}{8}} \log \left (a^{5} c \left (-\frac {1}{a^{13} c^{3}}\right )^{\frac {3}{8}} + \sqrt {x}\right ) - 10 \, {\left (a c x^{4} + a^{2}\right )} \left (-\frac {1}{a^{13} c^{3}}\right )^{\frac {1}{8}} \log \left (-a^{5} c \left (-\frac {1}{a^{13} c^{3}}\right )^{\frac {3}{8}} + \sqrt {x}\right ) - 16 \, x^{\frac {3}{2}}}{64 \, {\left (a c x^{4} + a^{2}\right )}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
[In]
[Out]
________________________________________________________________________________________
Sympy [F(-1)] Timed out
time = 0.00, size = 0, normalized size = 0.00 \begin {gather*} \text {Timed out} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
[In]
[Out]
________________________________________________________________________________________
Giac [B] Leaf count of result is larger than twice the leaf count of optimal. 462 vs.
\(2 (207) = 414\).
time = 0.76, size = 462, normalized size = 1.50 \begin {gather*} \frac {x^{\frac {3}{2}}}{4 \, {\left (c x^{4} + a\right )} a} - \frac {5 \, \left (\frac {a}{c}\right )^{\frac {3}{8}} \arctan \left (\frac {\sqrt {-\sqrt {2} + 2} \left (\frac {a}{c}\right )^{\frac {1}{8}} + 2 \, \sqrt {x}}{\sqrt {\sqrt {2} + 2} \left (\frac {a}{c}\right )^{\frac {1}{8}}}\right )}{16 \, a^{2} \sqrt {2 \, \sqrt {2} + 4}} - \frac {5 \, \left (\frac {a}{c}\right )^{\frac {3}{8}} \arctan \left (-\frac {\sqrt {-\sqrt {2} + 2} \left (\frac {a}{c}\right )^{\frac {1}{8}} - 2 \, \sqrt {x}}{\sqrt {\sqrt {2} + 2} \left (\frac {a}{c}\right )^{\frac {1}{8}}}\right )}{16 \, a^{2} \sqrt {2 \, \sqrt {2} + 4}} + \frac {5 \, \left (\frac {a}{c}\right )^{\frac {3}{8}} \arctan \left (\frac {\sqrt {\sqrt {2} + 2} \left (\frac {a}{c}\right )^{\frac {1}{8}} + 2 \, \sqrt {x}}{\sqrt {-\sqrt {2} + 2} \left (\frac {a}{c}\right )^{\frac {1}{8}}}\right )}{16 \, a^{2} \sqrt {-2 \, \sqrt {2} + 4}} + \frac {5 \, \left (\frac {a}{c}\right )^{\frac {3}{8}} \arctan \left (-\frac {\sqrt {\sqrt {2} + 2} \left (\frac {a}{c}\right )^{\frac {1}{8}} - 2 \, \sqrt {x}}{\sqrt {-\sqrt {2} + 2} \left (\frac {a}{c}\right )^{\frac {1}{8}}}\right )}{16 \, a^{2} \sqrt {-2 \, \sqrt {2} + 4}} + \frac {5 \, \left (\frac {a}{c}\right )^{\frac {3}{8}} \log \left (\sqrt {x} \sqrt {\sqrt {2} + 2} \left (\frac {a}{c}\right )^{\frac {1}{8}} + x + \left (\frac {a}{c}\right )^{\frac {1}{4}}\right )}{32 \, a^{2} \sqrt {2 \, \sqrt {2} + 4}} - \frac {5 \, \left (\frac {a}{c}\right )^{\frac {3}{8}} \log \left (-\sqrt {x} \sqrt {\sqrt {2} + 2} \left (\frac {a}{c}\right )^{\frac {1}{8}} + x + \left (\frac {a}{c}\right )^{\frac {1}{4}}\right )}{32 \, a^{2} \sqrt {2 \, \sqrt {2} + 4}} - \frac {5 \, \left (\frac {a}{c}\right )^{\frac {3}{8}} \log \left (\sqrt {x} \sqrt {-\sqrt {2} + 2} \left (\frac {a}{c}\right )^{\frac {1}{8}} + x + \left (\frac {a}{c}\right )^{\frac {1}{4}}\right )}{32 \, a^{2} \sqrt {-2 \, \sqrt {2} + 4}} + \frac {5 \, \left (\frac {a}{c}\right )^{\frac {3}{8}} \log \left (-\sqrt {x} \sqrt {-\sqrt {2} + 2} \left (\frac {a}{c}\right )^{\frac {1}{8}} + x + \left (\frac {a}{c}\right )^{\frac {1}{4}}\right )}{32 \, a^{2} \sqrt {-2 \, \sqrt {2} + 4}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
[In]
[Out]
________________________________________________________________________________________
Mupad [B]
time = 0.14, size = 135, normalized size = 0.44 \begin {gather*} \frac {x^{3/2}}{4\,a\,\left (c\,x^4+a\right )}-\frac {5\,\mathrm {atan}\left (\frac {c^{1/8}\,\sqrt {x}}{{\left (-a\right )}^{1/8}}\right )}{16\,{\left (-a\right )}^{13/8}\,c^{3/8}}-\frac {\mathrm {atan}\left (\frac {c^{1/8}\,\sqrt {x}\,1{}\mathrm {i}}{{\left (-a\right )}^{1/8}}\right )\,5{}\mathrm {i}}{16\,{\left (-a\right )}^{13/8}\,c^{3/8}}+\frac {\sqrt {2}\,\mathrm {atan}\left (\frac {\sqrt {2}\,c^{1/8}\,\sqrt {x}\,\left (\frac {1}{2}-\frac {1}{2}{}\mathrm {i}\right )}{{\left (-a\right )}^{1/8}}\right )\,\left (\frac {5}{32}-\frac {5}{32}{}\mathrm {i}\right )}{{\left (-a\right )}^{13/8}\,c^{3/8}}+\frac {\sqrt {2}\,\mathrm {atan}\left (\frac {\sqrt {2}\,c^{1/8}\,\sqrt {x}\,\left (\frac {1}{2}+\frac {1}{2}{}\mathrm {i}\right )}{{\left (-a\right )}^{1/8}}\right )\,\left (\frac {5}{32}+\frac {5}{32}{}\mathrm {i}\right )}{{\left (-a\right )}^{13/8}\,c^{3/8}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
[In]
[Out]
________________________________________________________________________________________