John, I am not the author of that blog; Konrad Hinsen is. However, I had the same confusion when I first read the blog.
On Sat, Oct 6, 2012 at 1:27 PM, John Corrie <[email protected]> wrote: > Making J available on mobile devices is exciting, having waited impatiently > for APL to become more widely used I hope that this might do it for J. > > I have a suggestion re the text in your link, I quote:- > > "For example, the adverb ~ makes a one-argument verb from a two-argument > verb by setting the two arguments equal. With + standing for plain addition, > +~ thus doubles its argument: > > +~ 1 5 10 20 > 2 10 20 40 " > > I found the 'one argument verb from 2 argument verb' confusing, and wanted > to say it the other way round. Why not put in the extra row:- > > +~ 1 5 10 20 > Is the same as > 1 5 10 20 + 1 5 10 20 > > John Corrie > > > -- (B=) ---------------------------------------------------------------------- For information about J forums see http://www.jsoftware.com/forums.htm
