On Sat, Apr 18, 2015 at 11:10 AM, 'Pascal Jasmin' via Programming <[email protected]> wrote: > points =: 1 : '((4*m)|[+{:@]) ,~ (2&{.)@] + (3 : ''|:(,:y|.])(,-)}:y-|i: y'' > m) {~ (4*m)|[+{:@]' ... > d =: 4 : 'plot ;/ |: 2{."1 x points/\. 0,~ |. ($~x*#) y' > is there a name for this shape? > > 90 d 1
That looks to me like a parabola of the sort that you would get through curve stitching (though with one axis scaled). Thanks, -- Raul ---------------------------------------------------------------------- For information about J forums see http://www.jsoftware.com/forums.htm
