On Mon, Mar 3, 2008 at 8:47 AM, Yuvaraj Athur Raghuvir
<[EMAIL PROTECTED]> wrote:
>    i0 =: (ids__COLL e. y)#items__COLL
>    i1 =: (1 0)#items__COLL
>    i2 =: (ids__COLL [EMAIL PROTECTED] y){items__COLL
>    i3 =: 0 { items__COLL

The issue here is the shape of your values:

i3 is an atom, i0, i1 and i2 are one element lists.

   i0 = i3
1
   i0 -: i3
0

-- 
Raul
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