1 % \iffalse meta-comment
3 % Copyright (C) 1994 by Rainer Schoepf.
6 % This file is part of the validate package.
10 % You are not allowed to change this file. In case of error
11 % write to the email address mentioned in the file readme.val.
15 % Test file for LaTeX2e bug report #268
16 % eqnarray environment doesn't work in slides class.
20 % Input the test macros for LaTeX2e
23 % Everything before this is ignored by the test system.
26 \AUTHOR{Ryszard Tanas}
32 \documentclass{slides}
34 \setlength{\topmargin}{0cm}
35 \setlength{\leftmargin}{0cm}
36 \setlength{\hoffset}{-1cm}
46 {\partial\rho\over\partial t}&=&-i \sum_{l=1}^{2}\left\{\delta[S_{l}^{z},\rho]
47 -{1\over 2}\Omega[(S_{l}^{+}e^{-i\varphi_{L}}+S_{l}^{-}
48 e^{i\varphi_{L}}),\rho ]\right\}\nonumber\\
49 &&-i\sum_{l\neq k}^{2}\Omega_{lk}[S_{l}^{+}S_{k}^{-},\rho ]\nonumber\\
50 &&-\sum_{l,k}\gamma_{lk}(S_{l}^{+}S_{k}^{-}\rho +\rho S_{l}^{+}S_{k}^{-}
51 -2S_{k}^{-}\rho S_{l}^{+})