Hallo, as I just learned, PMS build will fail with TeXLive 2009, because \t is already defined as an accent (which is not allowed in math mode but used that way in the algorithms). We should switch abbrevation just after all new things for EAPI 3 have been accepted. V-Li -- Christian Faulhammer, Gentoo Lisp project , #gentoo-lisp on FreeNode