Re: Ambiguity on 8859-* and bi-directionality

> It is perfectly possible to encode text with ISO 8859/1 with pure 7
> bit as:
>
>    "ASCII_string" ESC - A "8859/1_right_part_string" ESC ( B "ASCII_string"
A minor correction.

The proper way to represent 8859/1 with 7 bit is:

   "ASCII_string" SO "8859/1_right_part_string" SI "ASCII_string"

or, assuming no initial designation:

   ESC - A ESC ( B SI "ASCII_string" SO "8859/1_right_part_string" SI 
"ASCII_string"

Other forms are possible.
                                                        Masataka Ohta