7.7 Problem number 864

\[ \int \frac {1}{\sqrt {b x} \sqrt {1-c x} \sqrt {1+d x}} \, dx \]

Optimal antiderivative \[ \frac {2 \EllipticF \left (\frac {\sqrt {c}\, \sqrt {b x}}{\sqrt {b}}, \sqrt {-\frac {d}{c}}\right )}{\sqrt {b}\, \sqrt {c}} \]

command

integrate(1/(b*x)^(1/2)/(-c*x+1)^(1/2)/(d*x+1)^(1/2),x, algorithm="fricas")

Fricas 1.3.8 (sbcl 2.2.11.debian) via sagemath 9.6 output

\[ -\frac {2 \, \sqrt {-b c d} {\rm weierstrassPInverse}\left (\frac {4 \, {\left (c^{2} + c d + d^{2}\right )}}{3 \, c^{2} d^{2}}, -\frac {4 \, {\left (2 \, c^{3} + 3 \, c^{2} d - 3 \, c d^{2} - 2 \, d^{3}\right )}}{27 \, c^{3} d^{3}}, \frac {3 \, c d x + c - d}{3 \, c d}\right )}{b c d} \]

Fricas 1.3.7 via sagemath 9.3 output

\[ {\rm integral}\left (-\frac {\sqrt {b x} \sqrt {-c x + 1} \sqrt {d x + 1}}{b c d x^{3} + {\left (b c - b d\right )} x^{2} - b x}, x\right ) \]