[texhax] modifying \overline

[Phil Parker]

On 08/17/2009 at 12:49 PM, Michael Doob <mdoob at ccu.umanitoba.ca> wrote: >On
Monday 17 August 2009 10:47 am, Phil Parker wrote:
>> 
>> What I would like to do is create a "modified \overline" command that would
>> place an overline of the appropriate length "italic centered" on math italic
>> fonts. 

>What you could do is make a virtual font where the overlines are included on
>a character by character basis. There are underline fonts that do this so
>that descenders are not overwritten, and an analogous overline font would be
>pretty easy to construct.

How? Any hints welcomed! (Especially in re good tools to use.)

My experience with virtual fonts is \emptyset. My knowledge is that they
exist.

-- 
    Phil Parker
--------------------------------------------
URL http://www.math.wichita.edu/~pparker/
Random quote:
  I would try to count my blessings, but I am
  no good at fractions.