\[{{}_{4}\phi_{3}}\left({a,-qa^{\frac{1}{2}},b,c\atop-a^{\frac{1}{2}},aq/b,aq/c}%
;q,\frac{qa^{\frac{1}{2}}}{bc}\right)=\frac{\left(aq,qa^{\frac{1}{2}}/b,qa^{%
\frac{1}{2}}/c,aq/(bc);q\right)_{\infty}}{\left(aq/b,aq/c,qa^{\frac{1}{2}},qa^%
{\frac{1}{2}}/(bc);q\right)_{\infty}}.\]