Re: drawing commands in groff(7) (was: undiagnosed pic error)

2023-06-09 Thread Deri
First attempt truncated, try this. :-( On Friday, 9 June 2023 17:04:56 BST G. Branden Robinson wrote: > Hi Deri, > > At 2023-06-09T12:26:00+0100, Deri wrote: > > On Thursday, 8 June 2023 23:33:25 BST G. Branden Robinson wrote: > > > It was there until literally days ago. It seemed like such a

Re: drawing commands in groff(7) (was: undiagnosed pic error)

2023-06-09 Thread G. Branden Robinson
[self-follow-up] At 2023-06-09T11:04:59-0500, G. Branden Robinson wrote: > I'm attaching the bundle of diffs that comprise this change and some > refactoring preliminaries. Maybe you can tell me if my test approach > was inadequate for PostScript? As so often happens, I forgot the attachment.

Re: drawing commands in groff(7) (was: undiagnosed pic error)

2023-06-09 Thread Deri
On Friday, 9 June 2023 17:04:56 BST G. Branden Robinson wrote: > Hi Deri, > > At 2023-06-09T12:26:00+0100, Deri wrote: > > On Thursday, 8 June 2023 23:33:25 BST G. Branden Robinson wrote: > > > It was there until literally days ago. It seemed like such a subtle > > > point that I thought I might

Re: drawing commands in groff(7) (was: undiagnosed pic error)

2023-06-09 Thread G. Branden Robinson
Hi Deri, At 2023-06-09T12:26:00+0100, Deri wrote: > On Thursday, 8 June 2023 23:33:25 BST G. Branden Robinson wrote: > > It was there until literally days ago. It seemed like such a subtle > > point that I thought I might get a Savannah ticket open against it > > and maybe even fixed for

Re: GNU eqn clarifications and reforms (was: EQN - special words)

2023-06-09 Thread G. Branden Robinson
At 2023-06-09T22:15:41+1000, Damian McGuckin wrote: > Also remember that > > left { > right } > > removes the special meaning from the braces, i.e. as a way to group > multiple things into what can then be treated as a single thing. In > that context, those braces are also then no

Re: drawing commands in groff(7) (was: undiagnosed pic error)

2023-06-09 Thread Deri
On Thursday, 8 June 2023 23:33:25 BST G. Branden Robinson wrote: > It was there until literally days ago. It seemed like such a subtle > point that I thought I might get a Savannah ticket open against it and > maybe even fixed for groff-next before anyone noticed. Sorry. :( Be careful

Re: GNU eqn clarifications and reforms (was: EQN - special words)

2023-06-09 Thread Richard Morse
> On Jun 9, 2023, at 5:01 AM, Damian McGuckin wrote: > > On Fri, 9 Jun 2023, G. Branden Robinson wrote: > >>> How should I define 'thing' before I start talking about it? >> >> My solution (of recent vintage) in eqn(1) has been to leave our CS >> brains exposed and use the word "token". > >

Re: GNU eqn clarifications and reforms (was: EQN - special words)

2023-06-09 Thread Damian McGuckin
Hi Richard, On Fri, 9 Jun 2023, Richard Morse wrote: On Jun 9, 2023, at 5:01 AM, Damian McGuckin wrote: On Fri, 9 Jun 2023, G. Branden Robinson wrote: How should I define 'thing' before I start talking about it? My solution (of recent vintage) in eqn(1) has been to leave our CS brains

Re: GNU eqn clarifications and reforms (was: EQN - special words)

2023-06-09 Thread Damian McGuckin
On Fri, 9 Jun 2023, G. Branden Robinson wrote: (x sup 2) The 2) is NOT a thing. It is two separate things where there is a missing seperator because of a user error. Right. Thanks. I hope I get it right after 40 years! How should I define 'thing' before I start talking about it?

Re: drawing commands in groff(7) (was: undiagnosed pic error)

2023-06-09 Thread G. Branden Robinson
At 2023-06-09T02:02:48-0400, Peter Schaffter wrote: > On Thu, Jun 08, 2023, G. Branden Robinson wrote: > > At 2023-06-08T18:19:39-0400, Steve Izma wrote: > > > On Tue, Jun 06, 2023 at 03:07:07PM -0500, G. Branden Robinson wrote: > > > I'm pretty sure this anomaly has been discussed on the groff

Re: GNU eqn clarifications and reforms (was: EQN - special words)

2023-06-09 Thread G. Branden Robinson
Hi Damian, At 2023-06-09T18:00:26+1000, Damian McGuckin wrote: > In the original 'eqn' Users Guide, the word 'thing' is used to refer, > I believe, to any sequence of characters that does not include a > separator (blank, newline, '~', '^', '{' or '}' ) or punctuation or > mathematical symbol. It

Re: GNU eqn clarifications and reforms (was: EQN - special words)

2023-06-09 Thread Damian McGuckin
In the original 'eqn' Users Guide, the word 'thing' is used to refer, I believe, to any sequence of characters that does not include a separator (blank, newline, '~', '^', '{' or '}' ) or punctuation or mathematical symbol. It can also mean a sequence of characters that incorrectly does not

Re: drawing commands in groff(7) (was: undiagnosed pic error)

2023-06-09 Thread Peter Schaffter
On Thu, Jun 08, 2023, G. Branden Robinson wrote: > At 2023-06-08T18:19:39-0400, Steve Izma wrote: > > On Tue, Jun 06, 2023 at 03:07:07PM -0500, G. Branden Robinson wrote: > > I'm pretty sure this anomaly has been discussed on the groff list > > before, but I don't know of any explanation in the