# [NTG-context] Learning how to use \setupbtxrendering

Wolfgang Schuster schuster.wolfgang at gmail.com
Sun Feb 18 21:25:31 CET 2018

> Rik Kabel <mailto:context at rik.users.panix.com>
> 18. Februar 2018 um 21:06
> On 2018-02-18 14:33, Wolfgang Schuster wrote:
> It does not matter how many fonts support both (LM does, and
> Libertine). One feature of a BibTeX file is reusability for many
> documents, and when the file is created you do not know what will be
> the default emphasis of the document. By explicitly coding \it, you
> are assured that the italic face will be attempted. If it is not
> available, there should be an error message, and you can then have a
> discussion with your editor. The claim of the new bibliography
> subsystem is that it will implement APA strictly, and that calls for
> italic.
>
> I understand as well that \em allows switching (reverse emphasis as
> noted above). It also provides some italic correction. I am asking
> about the appropriate use of the two variations of \em: \emph  (which
> is a grouped command \em) and \emphasized (defined as
> \bgroup\em\let\nexttoken). I understand and make use of grouped
> commands -- they are largely syntactic sugar, but I like sugar. I am
> less certain of the purpose of \emphasized, how it works, and why it
> might be useful. I do not recall seeing a command definition with a
> bgroup and no egroup before.

\em -> {\em ...}

\emph -> \emph{...} or {\emph ...}

\emphasized -> \emphasized{...}

Wolfgang
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