What font is this symbol in (was: weird font-lock / coding interaction)

[Sven Utcke <utcke+news@informatik.uni-hamburg.de>]

Hi,

I really would like to get this problem licked:

> I like to use 10x20 as my font in Emacs, and never had any problem so
> far.  However, here at my new employee I see weird interactions
> between font-lock and what might be a coding issue.  If, e.g., I use
> "\bf" in a LaTeX-mode file (deprecated, I know :-) I instead see what
> looks roughtly like "¥bf" (it's actually a differently looking
> Yen-symbol, presumably from a different font).

So how do I debug this?  More specifically, how do I find out from
what font a particular symbol in an emacs-buffer is taken?

Thanks

Sven
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