No, there actualy is some (unofficial?) MS documentation for MATH
tables. It has been seen by both George Williams (fontforge) and
Apostolos Syropoulos (asana).
On Wed, Aug 13, 2008 at 12:29 PM, Dave Crossland <dave(a)lab6.com> wrote:
2008/8/13 Vasile Gaburici <vgaburici(a)gmail.com>:
>
> The math script, aka MATH table, is a
> MS extension to OpenType. MS has not yet officially submitted any
> documentation for these math layout extensions -- and they are quite
> extensive -- not even in the draft 1.5/1.6 OpenType spec. Despite
> this, it is the de-facto OpenType math standard, and support for it
> has appeared in FOSS projects.
>
> These extensions are implemented only in the Cambria Math font (MS),
> and now in Asana Math (FOSS).
AIUI, the MATH table in Cambria is developed specifically for Cambria
and will not be a 100% fit for other fonts; this is hy MS hasnt done
anything about documenting it properly.
Dave