http://bugs.winehq.org/show_bug.cgi?id=11771
--- Comment #12 from Diego Jacobi jacobidiego@gmail.com 2008-12-28 21:50:22 --- Yes. Bug 11773. With this bug fixed Mathematica 5.1 could be in Silver state.
Complex mathematical expressions, which are oft used in a mathematical software, are unreadable. The major problem is the fraction bar, but there are some others issues.