[texhax] The \/ control sequence

[Steve Peter]

On May 24, 2010, at 9:55 PM, Reinhard Kotucha <reinhard.kotucha at web.de> wrote:

>> 
>> 
>> It could be used anywhere where slightly more space might be
>> desirable, but to be kosher one might prefer \, or some more
>> specific \hspace{...} in other situations.
> 
> I fear that it can't be used for anything else but italic correction.
> I assume that its horizontal width is determined from the TFM file
> (via a fontdimen parameter) of the font you are currently using.
> Thus, if you are currently using an upright font, \/ has no effect.

It's also useful when going from bold to roman in some cases, such as {\bf f}', which usually looks better as {\bf f\/}' (in plain TeX terms).