Brian Schott reminds me that I should have tested. Make that: a ([ by ] over +/) f. b
[ by ] cannot be simplified, here, because ] supplies the argument to over. -- Raul On Mon, Nov 14, 2011 at 9:33 AM, Raul Miller <[email protected]> wrote: > Oh, nvm, I see: > > a (by over +/) f. b > > -- > Raul > > On Mon, Nov 14, 2011 at 9:19 AM, Raul Miller <[email protected]> wrote: >> Which conditions are not satisfied? >> >> -- >> Raul >> >> On Mon, Nov 14, 2011 at 8:52 AM, Linda Alvord <[email protected]> >> wrote: >>> This does not satisfy the conditions of the problem. Also, wait until >>> November 18th for more hints. Thanks. >>> >>> Linda >>> >>> >>> -----Original Message----- >>> From: [email protected] >>> [mailto:[email protected]] On Behalf Of Raul Miller >>> Sent: Monday, November 14, 2011 7:41 AM >>> To: Programming forum >>> Subject: Re: [Jprogramming] table challenge in simple J >>> >>> over=:[: ({.;}.) [: ": , >>> by=: (' ' ; [: ,. [),.] >>> >>> -- >>> Raul >>> >>> 2011/11/13 Linda Alvord <[email protected]>: >>>> In the dictionary in the section on "Verbs and Adverbs" there are two >>>> definitions designed to produce a table: >>>> >>>> >>>> >>>> over=:({.;}.)@":@, >>>> >>>> by=:' '&;@,.@[,.] >>>> >>>> a=: 2 3 5 >>>> >>>> b=: 0 1 2 3 >>>> >>>> a by b over a +/ b >>>> >>>> --T-------┐ >>>> >>>> │ │0 1 2 3│ >>>> >>>> +-+-------+ >>>> >>>> │2│2 3 4 5│ >>>> >>>> │3│3 4 5 6│ >>>> >>>> │5│5 6 7 8│ >>>> >>>> L-+-------- >>>> >>>> >>>> >>>> Here is the challenge. Use the arguments a and b and define a single tacit >>>> function in "simple J" that does not use @ and provides the same result. >>>> >>>> >>>> >>>> a table b >>>> >>>> --T-------┐ >>>> │ │0 1 2 3│ >>>> +-+-------+ >>>> │2│2 3 4 5│ >>>> │3│3 4 5 6│ >>>> │4│4 5 6 7│ >>>> L-+-------- >>>> >>>> >>>> >>>> To give a little time for thought, do not post a solution until November >>>> 18th. I'll post mine then too. >>>> >>>> >>>> >>>> Linda >>>> >>>> ---------------------------------------------------------------------- >>>> 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
