Also, use of complex x was mentioned a bit further down in the link that Henry supplied - sections 2 3 and 4
https://code.jsoftware.com/wiki/Vocabulary/quoteco#Numeric_y Cheers, bob > On Sep 11, 2019, at 9:15 PM, Roger Hui <[email protected]> wrote: > > http://www.jsoftware.com/help/dictionary/d602.htm > <https://www.jsoftware.com/help/dictionary/d602.htm> , under the ": entry > of the dictionary. It's been there since 2005. > > > On Wed, Sep 11, 2019 at 9:04 PM HH PackRat <[email protected]> wrote: > >> On 9/11/19, Henry Rich <[email protected]> wrote: >>> The definitive documentation of J is NuVoc >>> https://code.jsoftware.com/wiki/NuVoc >>> ": is described in >> https://code.jsoftware.com/wiki/Vocabulary/quoteco#dyadic >> and Chris Burke said essentially the same thing. >> >> I'm very familiar with the ": primitive. It was the 0j4 >> construction that I don't recall coming across before for numeric >> formatting. >> >> I would never have thought to look under imaginary numbers in NuVoc to >> find out how to format a numeric result for display (0j4 or 6j2, for >> example). Besides, the imaginary numbers section in NuVoc doesn't >> deal with numeric display formatting at all. I also saw it mentioned >> in the "Vocabulary/quoteco" section where it was used but never >> defined. (Based on context there, my guess is that the first digit >> relates to the digits to display to the left of the decimal point and >> that the second digit relates to the number of digits to display to >> the right of the decimal point. But where is that definition to be >> found?) As with imaginary numbers, I would never have thought to look >> under ": to find out about even using 0j4. >> >> So my question still stands: where do I find the definition of the >> type of numeric formatting such as the 0j4 construction? How would I >> have found it by searching the wiki if I didn't know the 0j4 type of >> construction in the first place? >> >> Harvey >> ---------------------------------------------------------------------- >> For information about J forums see http://www.jsoftware.com/forums.htm >> > ---------------------------------------------------------------------- > For information about J forums see http://www.jsoftware.com/forums.htm ---------------------------------------------------------------------- For information about J forums see http://www.jsoftware.com/forums.htm
