Re: The naive test for equality
Date: Wed, 10 Aug 2005 13:33:25 GMT
Message-ID: <FmnKe.3618$Je.2512_at_newsread2.news.atl.earthlink.net>
"vc" <boston103_at_hotmail.com> wrote in message
news:1123619409.376468.14900_at_g44g2000cwa.googlegroups.com...
> So now we have, in addition to 'representation', a new word 'symbol'.
Nonsense. The word "symbol" has been used to describe the numbers managed
by a computer ever since Ada Lovelace commented on the possible uses of
Babbage's analytical engine. Just because the IT world has forgotten its
own history doesn't meant this stuff is new.
> What is even worse, in your vocabulary, it means two different things.
> Nice..
And, I'm using "symbol" with a consistent meaning, as far as I can see.
>
> >In other words, what the computer stores is all symbolic, right
> > down to the most atomic symbols, zero and one.
>
> This is not true. What the computer uses to store numbers (and
> characters) is called bits, not symbols. Besides, the way the
> computer implements numbers and characters is entirely irrelevant at
> the logical level.
Bits are symbols.
And what makes you think the logical level is the only level?
>
> >
> > When various "engines" (or "objects" if you prefer) inside a large
system
> > exchange data with each other (or "messages" if you prefer), they use
> > symbols to communicate with each other.
>
> This phrase is so ambiguous as to be almost devoid of meaning. What are
> "engines" and how do they "exchange data" ? What precisely do you mean
>
> Hardware components ? Abstract stuctures communicating using some
> protocol ? Or something else ?
>
All of the above.
I give up. Received on Wed Aug 10 2005 - 15:33:25 CEST