Juergen Spitzmueller bc47054be8 Properly fix #6369
Avoid that \newcommand[x] definitions of math macros are pushed multiple
times to the preview loader.

Redefinitions (via \renewcommand[x]) are properly handled.
2015-04-30 16:48:55 +02:00
..
2015-04-30 16:48:55 +02:00
2012-02-02 22:30:38 +00:00