On Sun, 8 Nov 2009, Vyatcheslav Yatskovsky wrote:

> 1) Greek letters are slanted, while they supposed by our standards to be 
> straight.

\usetypescript[termes]\setupbodyfont[termes, 14pt]
\startbuffer
$αβγ$
\stopbuffer

\starttext
\getbuffer

\setupmathematics[lcgreek=normal]\getbuffer
\stoptext

Aditya