%% AMS-LaTeX Created by Wolfram Mathematica 9.0 : www.wolfram.com
\documentclass{article}
\usepackage{amsmath, amssymb, graphics, setspace}
\newcommand{\mathsym}[1]{{}}
\newcommand{\unicode}[1]{{}}
\newcounter{mathematicapage}
\begin{document}
$\unicode{8bbe}\unicode{6709}\unicode{4e8c}\unicode{6b21}\unicode{591a}\unicode{9879}\unicode{5f0f}$
\begin{equation}
f(x,y)=x^2+x y+y^2
\end{equation}
\end{document}
I cannot see the Unicode words/Chinese words.
I use WinEdt/CTex
unicode{...}– HyperGroups Oct 07 '13 at 07:51