From: Marc Geddes (marc_geddes@yahoo.co.nz)
Date: Fri May 28 2004 - 00:06:22 MDT
--- Ben Goertzel <ben@goertzel.org> wrote: >
>
> If you're not familiar with it you should check out
> the work of G.
> Spencer-Brown, in particular "Laws of Form" and the
> literature that
> others such as Louis Kauffmann have built around it.
> Spencer-Brown
> presents a novel formulation of Boolean logic in
> terms of a single
> logical operator which he calls the "mark" or the
> distinction operator.
> Thus the basis of Boolean logic is simply
>
> * the distinction between figure and ground
> * the possibility of relating two distinctions in
> two different ways
>
> If a distinction is written (), then the two ways
> are basically (()) and
> ()()
>
> His basic logic rules are
>
> (()) =
> ()()=()
>
> From these come all of logic, etc. etc.
>
No, I hadn't heard of Spencer-Brown. Very
interesting. Oh shit, it looks like someone beat me
to my 'great idea' by 30 years or more :-( Oh well.
Found this interesting link:
http://www.enolagaia.com/GSB.html
=====
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