This is so beautiful, thank you Mark for sharing that!
On Sun, Apr 7, 2013 at 11:54 AM, Marc Simpson <[email protected]> wrote: > Personally, I think this is a neat idea and one worth pursuing. I tried > something similar in Emacs using overlays a while back (Don might recall > this). Examples from that experiment: > > http://0branch.com/snippets/j-symbols3.png > http://0branch.com/snippets/j-symbols4.png > > (The left and right pane are displaying the same file.) > > For me, the downside to this sort of approach is that one has to think in > two notations simultaneously, even though they're bijective. I agree with > some of the points made above regarding arbitrariness of mapping where J > diverges from traditional APL (you'll note that some of the examples in the > above screenshots are rather haphazard), though I would dispute the 'J is > not APL' line of criticism. Regardless, this is something can be ironed out > through repeated iterations. Inspiration can also be drawn from modern APL > implementations (e.g., Dyalog and NARS). > > Don, perhaps you could say more about your experiments with the GTK IDE? > > Best, > Marc > > > On Sun, Apr 7, 2013 at 12:41 AM, Greg Borota <[email protected]> wrote: > > > In my mind, which I probably didn't convey in writing clearly, the APL > > symbols mentioning were meant mostly to convey an idea; the use of single > > symbols which are closer to one is used with in math world. Without > having > > to re-write J engine, but just for display inside editor. I would have > used > > APL where possible because you already have APL fonts freely available > > around. But only as a starting point.... The details would have to be > > nailed out, by common accord, if the idea got enough steam. Also see > > Patrick and Skip's emails. Anyway, I think I am making great progress on > VS > > integration and will pretty soon have at least a VS based interactive > > window which is based on the very able VS editor. > > > > > > On Sat, Apr 6, 2013 at 6:01 PM, Zsbán Ambrus <[email protected]> wrote: > > > > > I wonder, could you propose an actual assignment on what APL symbols > > > you'd use for what in J? > > > > > > What would you do with the cases when J uses the same or similar > > > symbol for very different functions than classical APL (such as > > > semicolons, brackets, tilde, star), and when J pairs monadic and > > > dyadic verbs (or verbs with operators) differently from classical APL. > > > In particular, what symbol would you use for the following? > > > > > > - the exponential/power verb (^), > > > - the tally/copy verb (#), > > > - the reflex/passive/evoke-name adverb (~), > > > - the not/less verb (-.), > > > - the to-polar/and verb (*.) > > > - the raze/link verb (;) > > > - the amend adverb (}) > > > > > > Ambrus > > > ---------------------------------------------------------------------- > > > 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 > ---------------------------------------------------------------------- For information about J forums see http://www.jsoftware.com/forums.htm
