The bm package defines a command \bm which makes its argument bold. The argument may be any maths object from a single symbol to an expression. This is closely related to the specification of the \boldsymbol command in AMS-LaTeX, but \bm is rather more careful in the way it does things.
The authors are David Carlisle, Frank Mittelbach and The LaTeX Team. The package is Copyright © 1996-2006,2008,2009 The LaTeX Project.
License: lppl1.3 Version: 1.2a, dated: 2016-02-27 Catalogued: 2016-05-07