http://bugs.winehq.org/show_bug.cgi?id=5264
--- Comment #29 from Mike Cloaked mike.cloaked@gmail.com 2009-05-01 11:39:47 --- (In reply to comment #28)
I can confirm this bug is still present with wine 1.1.2 going to Insert>Object...>Microsoft Equation 3.0
It is also worth noting that I have wine version 1.1.15 in my Fedora 10 system so version 1.1.2 is somewhat old compared to the current version.