[texhax] Something funny about \mathop

Michael Barr barr at math.mcgill.ca
Mon Jul 26 12:26:25 CEST 2010

This file illustrates the "something funny"

\def\I{\mathop{\rm I}}
\def\II{\mathop{\rm II}}
  This is an example $\I\II\I\II$
  This is an example $\I\II\I\II$


The two definitions of \I ought to give the same results, but don't.  The 
lowering doesn't occur with \II.

Michael Barr

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