I use Jose Quintana's seq adverb:
NB. Jose Quintana's adverb for sequential application of dyadic
verbs
NB. x. f seq y. is essentially equivalent to ... (2 {:: x.) f (1
{:: x.) f (0 {:: x.) f y.
seq =: ((&.>) /) (@:((|.@:[) , (<@:]))) (>@:)
(;/ 2 4 6 8 10) + seq i. 2 2
30 31
32 33
Apparently, the Forum archives are somewhat corrupt, so the original message is
missing. But he quotes it in:
http://www.jsoftware.com/pipermail/general/2002-September/012293.html
-Dan
----------------------------------------------------------------------
For information about J forums see http://www.jsoftware.com/forums.htm