Re: small phi font problem

[email protected] writes:

> I am trying to summarize the small-phi font problem, as it appears to
> me, from the exchange of emails by MathML users of this list,
> who helped me to understand and to crystalize the problem.
>
> 1. There are two small-phi fonts that are used for different purposes
> in
> math:
>     a) curly small letter phi font (known from Latex as varphi)
>     b) a miniaturized capital phi (known from Latex as straightphi)
>
> 2. According to the more recent definition of Unicode (see  e.g.
>    "http://www.w3.org/TR/xml-entity-names/#diff-mathml2")
>    φ (φ) corresponds to the above 1a,
>    and ϕ (ϕ) corresponds to the above 1b.
>
> 3. It is imperative that all browsers, in any appropriate operating
> system,
> be compatible, and use the same rule for rendering these fonts.
>
> 4. It is natural to use the Unicode rule (point 2 above), which is
> already
> adopted for Windows by Firefox 3b (Minefield trunk).

Good summary.

> It should be applied also for other platforms (e.g. Mac).

It certainly should.  That is a bug worth filing.

> Did I miss or misinterpret something?
> Does someone know what rule is applied for Unix, or Linux?

Linux with STIX fonts is the same as Windows with STIX fonts.
i.e. they follow the newer Unicode recommendation.

http://www.unicode.org/reports/tr25/#_Toc23