"Johnny Rosenberg" <gurus.knu...@gmail.com> writes:

> Den 2010-12-31 02:58:36 skrev Stephan Boettcher
> <boettc...@physik.uni-kiel.de>:
>
>> kai-martin knaak <k...@familieknaak.de> writes:
>>
>>> Johnny Rosenberg wrote:
>>>
>>>>       ______
>>>>      |      |
>>>>  ––––|  &   |o–––
>>>>      |______|
>>>>
>>>
>>> Ah, those box shaped symbols.
>>> Well, I don't like them. So none of them in my lib...
>>
>> Those were invented by bureaucrats at a time when pen plotters had
>> difficulties plotting circles.
>>
>
> So I am the only one that use still them?

maybe :-)

> And why did they use a small circle for the NOT function at the output
> if the plotters had difficulties plotting them?

Now that you mention it, the symbol is suppsed to look like this:

       ______
      |      |
  ----|      |\
      |  &   |-–––
  ----|      |
      |______|


-- 
Stephan



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