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by flockonus
112 days ago
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Random is a very interesting concept. In relation to nature we seem to use "random" as anything we can't or are currently unable to model. To call something random doesn't mean it's impossible to model, in fact all sorts of natural facts seemed random one day before being covered by a model. One very relatable example example is the motion of stars in the the night sky, which seemed random for ages, until the Copernican revolution. The fact we have access to random() function in programming seems to trip many people. random() is a particular model implementation of random, but stuff in nature isn't random(). My point is, using "just random" to do work in any scientific explanation is a clutch. |
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It does not have to mean something inherently non-deterministic or something that can't be modelled, although it certainly is the case that if something is inherently non-deterministic then it would necessarily have to be modelled randomly. Modelling things as a random process is very useful even in cases where the underlying phenomenon has a fully understood and deterministic model; a simple example of this would be chess. It's an entirely deterministic game with perfect information that is fully understood, but nevertheless all the best chess engines model positions probabilistically and use randomness as part of their search.