Re: Small caps problem/bug with some fonts

[Barry Schwartz <chemoelectric@chemoelectric.org>]

Hans Hagen <pragma@wxs.nl> skribis:
> so, its not that frac itself is the problem dealing with in the engine, 
> because if so, many features would be a problem, it's just that font 
> makers stick to a couple of simple rules like:
> 
> (1) replace all
>        <digits> <slash> <digits>
>      by
>        <sup digits> <overlapping frac slash> <sub digits>
> 
> (1) replace all
>        <digits> <slash> <digits>
>      by
>        <sup digits> <overlapping frac slash> <sub digits>
> 
> and if they have rule 2, it will mess up things like a/b

Is rule (2) missing? I see (1) twice.

Are there fonts that have a or b in the "numr" and "dnom" features but
where they do not work in "frac"?

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