the original e3 is also defined in the original post. The line ( e3=: 5 5 $ e3 ) in my post is just reshaping the original e3 as a table rather than a list.
On Tue, Dec 4, 2012 at 10:11 PM, Linda Alvord <[email protected]>wrote: > Ric, > > e3=: 5 5$ e3 > f=.1 2 3 5 8 13 21 > (e3 e."1 f)} (5 5$<'. '),:<'@ ' > |stack error: e3 > | ( e3 e."1 f)}(5 5$<'. '),:<'@ ' > ;"1 (e3 e."1 f)} (5 5$<'. '),:<'@ ' > > When does ;"1 apply if there is already a "stack error" without? > > Linda > > -----Original Message----- > From: [email protected] > [mailto:[email protected]] On Behalf Of Ric > Sherlock > Sent: Tuesday, December 04, 2012 3:46 AM > To: Programming JForum > Subject: Re: [Jprogramming] Getting more than one value back from "From" or > alternative approach > > Linda, you'll find f explained and defined in the original post. It is the > Fibonacci series. > > > > On Tue, Dec 4, 2012 at 9:32 PM, Linda Alvord <[email protected] > >wrote: > > > Now for this thread..... > > > > Do you pull f out of some strange "hat" somewhere? > > > > Linda > > > > -----Original Message----- > > From: [email protected] > > [mailto:[email protected]] On Behalf Of Ric > > Sherlock > > Sent: Monday, December 03, 2012 10:17 PM > > To: Programming JForum > > Subject: Re: [Jprogramming] Getting more than one value back from > > "From" or alternative approach > > > > Does this provide something similar to what you are wanting? > > > > e3=: 5 5$ e3 > > ;"1 (e3 e."1 f)} (5 5$<'. '),:<'@ ' > > . @ . . . > > . @ @ . . > > . @ . @ . > > . @ . . . > > . . . . @ > > > > > > > > On Tue, Dec 4, 2012 at 3:21 PM, PackRat <[email protected]> wrote: > > > > > I have an application where I have a numeric evolute that I want to > > > visualize. Essentially, I have a list of values within the evolute > > > that I want to display as a given literal character, while the > > > remaining values would be a default "background" literal character. > > > > > > Everything works fine until I get to a point where I need to select > > > values in such a way that I retrieve not only the "anchor" > > > (selected) value from a list of ordered display characters but also > > > one or more (depending on how the ordered list is constructed) > > > succeeding separating characters. "From" seems to be the kind of > > > thing I'd like to do, but that returns only a single value for each > > > element of the lefthand argument. In other words, I know that you > > > can do something > > > like: > > > > > > 0 4 10 18 { array > > > > > > which will return FOUR elements from "array". However, since in my > > > case, each of the elements in "array" is followed (separated) by a > > > space character, what I *want* returned are four PAIRS of characters > > > (the element and its succeeding space): 0-1, 4-5, 10-11, and 18-19. > > > > > > Is there some way to make "From" be able to do this, or can someone > > > suggest another approach? I'm stuck at the moment. Here's a sample > > > evolute of size 5: > > > > > > 13 14 15 16 17 > > > 12 3 4 5 18 > > > 11 2 1 6 19 > > > 10 9 8 7 20 > > > 25 24 23 22 21 > > > > > > For this example's sake, I decided to "mark" the Fibonacci series > > > (contained in a list): > > > > > > f=. 1 2 3 5 8 13 21 > > > > > > After the earlier half of the program does its thing (correctly), > > > the next lines would be (e3 has 25 values): > > > > > > e3=. 12 13 14 15 16 11 2 3 4 17 10 1 0 5 18 9 8 7 6 19 24 23 22 > > > 21 > > > 20 > > > > > > sqdata=. 'X @ @ . @ . . @ . . . . @ . . . . . . . @ . . . . ' > > > > > > e4=. (2 * e3) { sqdata NB. this is the problem area > > > > > > e=. (2*5 , 5) $ e4 > > > > > > The end result (e) should look like this: > > > > > > @ . . . . > > > . @ . @ . > > > . @ X . . > > > . . @ . . > > > . . . . @ > > > > > > The reason I need the spacing characters is because a square doesn't > > > look square on a screen or printer since characters are rectangular > > > in shape (not square). Looking square is important for my application. > > > > > > Thanks in advance for any help solving this! > > > > > > > > > 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 > > > ---------------------------------------------------------------------- > 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
