[texhax] Strange behavior of \mathop

Uwe Lueck uwe.lueck at web.de
Wed Nov 10 08:40:55 CET 2010

"Donald Arseneau" <asnd at triumf.ca>, 09.11.2010 22:05:18
>Michael Barr  writes:
>> I was vaguely aware that \mathop sometimes lowers its argumet, but I was
>> unprepared for this.  Look at the following two, nearly identical files,
>> paying close attention to the vertical placement of the bold "E"s.
>> \documentclass[12pt]{article}
>> \def\E{\mathop{\bf E}}
> Use \mathbf{E} instead of the LaTeX 2.09 \bf, and all is consistent.
> The old-style font commands introduce spurious {} for the first
> instance at a particular size, so your E is not a single char.
> That is bug "latex/3357 (2001-08-04): font commands give {} in math mode"
> that was never fixed (even though I submitted a patch with the report).


    Warning: latex/3357 could not be found!

Entering "keyword" "font" or "\bf":

    Warning: The reference `'  is not valid.




More information about the texhax mailing list