On Aug 31, 2011, at 7:42 PM, James Sutherland wrote:

> 
> On Wed, Aug 31, 2011 at 6:22 PM, Charles Reichert <creicher...@gmail.com> 
> wrote:
> If I have a number: 1.199999... How can I get the bar (I forget the name) 
> over the 9 so it just reads 1.199
> 
> 
> In math mode:
>    1.1\bar{99} 

The \bar command doesn't stretch to the appropriate length. 
A better solution is to type (in LyX math mode):
1.1\overline<SPACE>99<SPACE>
See also the section on "Lines" in the LyX Math manual. 

Jens

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