> I don't think it's illegal. The spec (Ye Dic, here) is incomplete. It
That is good to know. > I don't see anything bad coming from executing a train containing > non-verbs; so I would vote to expand the spec to include all trains. I do not see anything bag coming either, on the contrary. > There would need to be discussion among The Wise before any such change. May I offer some food for thought to The Wise? I would expect that whatever is decided regarding the legality in J about the train's (`:6) arguments would, or should, affect its capable relative, agenda (@.), specifically the m@.n form; for instance, do The Wise, or you, in particular, think that the following sentences, supported by j901, are legal or illegal in J? a=. (`(;:'@:-"'))(@.(4 ;~ (<0 2 1 3 1 2 0))) u`v a (u@:v - v@:u)" _1 *:`(+/) a i. 2 3 4 64 118 184 262 1504 1702 1912 2134 On Tue, Mar 10, 2020 at 10:09 AM Henry Rich <henryhr...@gmail.com> wrote: > > I don't think it's illegal. The spec (Ye Dic, here) is incomplete. It > says what will be done if there is a verb train but is silent about > other trains. > > What the implementation does is accept any train and evaluate it. > Thinking about it I don't see anything else you could do with a train; & > I don't see anything bad coming from executing a train containing > non-verbs; so I would vote to expand the spec to include all trains. > > There would need to be discussion among The Wise before any such change. > > Henry Rich > > On 3/9/2020 11:36 PM, Jose Mario Quintana wrote: > > Henry wrote: > > > >> Ye Dic mentions only verb trains under `: . > > Therefore, the sentence ((<,'"') ` (an 1) (`:6)) is illegal in J because "1 > > is not a train of verbs (even if it is supported by j). Correct? (This is > > not a rhetorical question.) > > > > > > -- > This email has been checked for viruses by AVG. > https://www.avg.com > ---------------------------------------------------------------------- > For information about J forums see http://www.jsoftware.com/forums.htm ---------------------------------------------------------------------- For information about J forums see http://www.jsoftware.com/forums.htm