Coming to this late, I offer a tweak:
BLT =: 3 : '~. (i.~ /:~...@~.)"1 (#: i.@(*/)) y#y'
matches for y up to 7.
Henry Rich
Sherlock, Ric wrote:
> To maintain consistency with the other verb definitions in the article, I'd
> suggest using 13 : '' rather than 3 : 0 to define David's BLT
>
> i.e.
>
> BLT=: 13 : '~. bl"1 (y#y)#: i.y^y'
>
>> From: Ian Clark
>>
>> Thank you, David, for your reconstruction of verb BLT. It works fine
>> and gives the expected results. I have inserted it in
>> http://www.jsoftware.com/jwiki/Doc/Articles/Play171 after the first
>> mention of BLT.
>>
>> On Wed, Oct 21, 2009 at 11:11 AM, David Mitchell wrote:
>>> In the keeping of brute force:
>>>
>>> bl =: ] i.~ [: /:~ ~.
>>>
>>> BLT=: 3 : 0
>>> ~. bl"1 (y#y)#: i.y^y
>>> )
>
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