On Wed, Apr 22, 2020 at 5:18 PM David G. Johnston < david.g.johns...@gmail.com> wrote:
> On Wed, Apr 22, 2020 at 4:36 PM Tom Lane <t...@sss.pgh.pa.us> wrote: > >> One thing that surprised me is that I couldn't find any well-known >> name for what the * and / operators are doing; digging around on >> the net and in some dusty old math textbooks didn't yield any exact >> matches. I ended up adding footnotes with the actual computations, >> but I'm not very happy with that approach. Surely Lockhart[1] got this >> definition from someplace, though, and didn't invent it out of thin air. >> >> > I'd move the footnote indicator to: > > Available for point[a], box, path, circle. > Available for point[b], box, path, circle. > > As the footnote only applies to that specific left operand type. > > Or maybe: > > Available for box, path, and circle. It is also defined for point [a] but > it has no related physical meaning. > Nevermind... David J.
