Re: The mate of plus or minus - \(+- or +- - i.e. \(-+ or -+

[Damian McGuckin]

On Wed, 5 Jul 2023, G. Branden Robinson wrote:

> At 2023-07-05T17:35:05+1000, Damian McGuckin wrote:
> > The groff_char(7) special character \(-+ which if read out loud would
> > be "minus or plus" does not work. I only use that in an equation and
> > in EQN, I can get around it by defining
> >
> >         define -+ % { + back 76 up 32 - } %
> >
> > so it is not stopping me doing anything.
> >
> > Should I put this into Savannah?
>
> Sure.  This has come up before.[1] I think the Right Thing To Do(tm) is 
> to supply a limited symbol font with this and four other missing glyphs 
> as Tadziu suggested in March of last year.

Sorry for duplicating things. I found the old posting.

Probably simpler to leave it as it is and craft my own in troff if I ever 
need it there. Maye put a warning/disclaimer in the groff_char man page

Thanks - Damian

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