On Thu, 18 May 2006, Robert Ammerman wrote:

>> I like this definition of information: information is anything that reduces
>> uncertainty. The smallest unit of information is a bit, of course not only
>> in the computer sense.
>
> Actually, sub-bit units of information are common, both in and out of 
> computer science!
>
> I believe, for example, that knowledge of the probability of an on/off 
> condition can be thought of as sub-bit.

I think that the knowledge of any information about a bit represents at 
least one *more* bit.

Peter
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