Modified Rogers-Ramanujanfs and other continued fractions

 

There are many limited specifications based on Lee and Sohn(2000).

 

The following two are expansions only around one, more precisely near one.

 

                       for around one only

 

and

 

   for around one only

 

in special form.

 

 

Gordonfs continued fraction

 

   for |q|<1

 

in special form. That is valid all over |q|<1. Here,