>%                                                     In The Name of God
>\documentstyle[farsi]{article}
>\begin{document}
>$$x>y\stackrel{y>0}{=\hspace{-2pt}\Longrightarrow}x>0$$
>$$\lim_{x\to0^+}\frac{\sin x}{\sqrt{x}}\stackrel{Hop}{=\hspace{-2pt}=}
>\lim_{x\to0^+}\frac{\cos x}{\frac{1}{2\sqrt{x}}}
>=\lim_{x\to0^+}{2\sqrt{x}\cos x}=0$$
>\end{document}
>%-------
>% Email: sub.2007.sub@gmail.com
<