I missed your point, didn't I, Brian? I was thinking of 5!:2 when I answered.

Atomic representation (5!:1) does at least offer some sort of
diagnosis of baa, for any chosen (baa). Maybe not enough for my
purpose, but better than nothing.

On Fri, Jul 20, 2012 at 4:01 PM, Ian Clark <[email protected]> wrote:
> Yes I have. But I was hoping to exclude constants and primitives
> (whose type can be recognised at face value) by looking at phrases
> which 5:!6 explicitly parenthesizes. Nodes of the nesting tree in
> boxed format don't have this property. My conjecture is that the only
> non-verbs which get parenthesized by 5!:6 are constants specified
> using (i.) or ({a.).
>
> BTW I was fatigued and talking nonsense about (-~) because that's not
> a non-verb.
>
> Since you could argue this problem is largely solved in Art's and
> Ambrus's scripts anyway, not to mention trace.ijs, I need to explain
> that I'm feeling my way towards a far simpler algorithm for
> explication (ie tacit-->explicit).
>
> On Fri, Jul 20, 2012 at 12:42 PM, Brian Schott <[email protected]> wrote:
>> Have you tried this?
>>
>>    5!:1 <'foo'
>> ┌──────────────────────────────────────┐
>> │┌─┬──────────────────────────────────┐│
>> ││3│┌─────────────┬───────────────┬──┐││
>> ││ ││┌─┬─────────┐│┌─┬───────────┐│*:│││
>> ││ │││0│0 1  2  3│││.│┌───────┬─┐││  │││
>> ││ │││ │4 5  6  7│││ ││┌─┬───┐│*│││  │││
>> ││ │││ │8 9 10 11│││ │││/│┌─┐││ │││  │││
>> ││ ││└─┴─────────┘││ │││ ││+│││ │││  │││
>> ││ ││             ││ │││ │└─┘││ │││  │││
>> ││ ││             ││ ││└─┴───┘│ │││  │││
>> ││ ││             ││ │└───────┴─┘││  │││
>> ││ ││             │└─┴───────────┘│  │││
>> ││ │└─────────────┴───────────────┴──┘││
>> │└─┴──────────────────────────────────┘│
>> └──────────────────────────────────────┘
>>
>>
>> --
>> (B=)
>> ----------------------------------------------------------------------
>> For information about J forums see http://www.jsoftware.com/forums.htm
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