Compatibility decomposition for Hebrew and Greek final letters
Eli Zaretskii
eliz at gnu.org
Thu Feb 19 05:59:44 CST 2015
> Date: Thu, 19 Feb 2015 11:47:24 GMT
> From: Julian Bradfield <jcb+unicode at inf.ed.ac.uk>
>
> In Arabic, the variant of a letter is determined entirely by its
> position, so there is no compelling need to represent the forms separately
> (as characters rather than glyphs) save for the existence of legacy
> standards (and if there is, you can use the ZWJ/ZWNJ hacks). Thus the
> forms would not have been encoded but for the legacy standards.
> Whereas in Hebrew, non-final forms appear finally in certain contexts
> in normal text; and in Greek, while Greek text may have a determinate
> choice between σ and ς, there are many contexts where the two symbols
> are distinguished (not least maths).
Got it, thanks.
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