On Fri, 2007-06-08 at 19:35 +0100, Richard Davey wrote: > Hi Robert, > > Friday, June 8, 2007, 7:21:39 PM, you wrote: > > > Precisely defined limits are not the same as precisely defined values. I > > might precisely define the amount of entropy on a random value as being > > some formula based on the current temperature of my CPU. The formula is > > quite precise, but the value is only precisely known after I take the > > temperature... and even then it probably doesn't serve me to know it > > explicitly unless I'm verifying results. If I then take that random > > value and use it to make other decisions then the end result isn't > > exactly precise. > > The end result isn't "precise", but it will always exist between some > very real and very price possible values, those controlled by the min > and max temp of your CPU. ... and the resolution at which the temperature can be measured. But we digress, this is merely a specific example, there are many more metrics that can be sampled to give an extremely large range of values. Cheers, Rob. -- .------------------------------------------------------------. | InterJinn Application Framework - http://www.interjinn.com | :------------------------------------------------------------: | An application and templating framework for PHP. Boasting | | a powerful, scalable system for accessing system services | | such as forms, properties, sessions, and caches. InterJinn | | also provides an extremely flexible architecture for | | creating re-usable components quickly and easily. | `------------------------------------------------------------' -- PHP General Mailing List (http://www.php.net/) To unsubscribe, visit: http://www.php.net/unsub.php
