Why would matrix inversion be the "jewel in the crown of APL"?

-Dan


On Feb 25, 2012, at 5:58 PM, Ian Clark <earthspo...@gmail.com> wrote:

> I'd say any publicity for practical uses of (;:) is good. Even if only
> because it's Alan Turing's 100th anniversary (celebrated this week by
> Nature http://www.nature.com/nature/current_issue.html)
> 
> APL's "world-in-a-primitive" is Domino ⌹ (%.) --hailed as the jewel in
> its crown. I was once offered the tapes of the keystroke log of a
> sizeable IBM APL-coding shop for research. In about 5 years, Domino
> had been used precisely twice. On both occasions as the fill char in a
> histogram.
> 
> I guess an APL counterpart of (;:) would have suffered the same fate.
> Not many people know how to program a Turing Machine nowadays. (But it
> has a great future in biocomputing.)
> 
> On Sat, Feb 25, 2012 at 4:57 PM, David Ward Lambert
> <b49p23t...@stny.rr.com> wrote:
>> 
>>> From: Don Guinn <dongu...@gmail.com>
>>> Subject: [Jprogramming] Sequential Machine
>>> To: Programming forum <programming@jsoftware.com>
>>> Message-ID:
>>>       <caecakcmyaatsiuxjrt+u4q5bexrqg6utsurksb57m3a_qaj...@mail.gmail.com>
>> 
>> I finally decided to "master" sequential machine.  The report of my
>> experience is posted in the new vocabulary page
>> http://www.jsoftware.com/jwiki/Vocabulary/semico
>> 
>> nuvoc
>> http://www.jsoftware.com/jwiki/ControlNuVoc
>> 
>> As always, please enhance, rewrite, whatnot at your will.
>> Is a sequential machine tutorial useful at the
>> Jsoftware Conference - 23/24 July 2012 - Toronto ?
>> 
>> 
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