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Subject: 
RE: LEGO data drive
Newsgroups: 
lugnet.robotics
Date: 
Mon, 19 Jul 1999 00:32:00 GMT
Viewed: 
1182 times
  
A nifty looking device, but I don't see how it meets the requirements of a
Turing machine.

"The language of the machine consists from some simple instructions like: L-
for moving the head to the left, R- for moving the head to the right, the
"symbols"- for writing the symbols on the tape and the "variables"- for
writing the variables." (http://www.glissando.net/vturing/)

I don't see a mechanism in the robot that'll write or erase just one bit.
The motor on C would seem to twiddle the bricks, but that impacts the entire
stream.

Am I missing something?

I never said it WAS a Turing machine, I asked how long before someone actually
BUILDS a Turing machine using the RCX....

Now that I have a couple of rotation sensors, the time does seem ripe.

Cheers,

Ralph Hempel - P.Eng

--------------------------------------------------------
Check out pbFORTH for LEGO Mindstorms at:
<http://www.bmts.com/~rhempel/lego/pbFORTH/default.html>
--------------------------------------------------------
Reply to:      rhempel at bmts dot com
------------------------------------------------------



Message has 1 Reply:
  Re: LEGO data drive
 
(...) Check out (URL) is in Japanese, but the idea is definitely still there. -Luis (25 years ago, 25-Jul-99, to lugnet.robotics)

Message is in Reply To:
  Re: LEGO data drive
 
A nifty looking device, but I don't see how it meets the requirements of a Turing machine. "The language of the machine consists from some simple instructions like: L- for moving the head to the left, R- for moving the head to the right, the (...) (25 years ago, 18-Jul-99, to lugnet.robotics)

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