I can feel your reservations regarding Wolfram’s recent claim of a new way to find a fundamental, all-encompassing theory of physics writes Anthony Repetto, Easily distracted mathematician.
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Universal Rules
Physicists keep looking for the most fundamental laws. Some small set of rules that combine to generate space, time, energy, mass, gravity, magnetism, etc. No scientist expects that, upon finding those rules, we would then be able to ‘simulate everything’ or ‘predict the future’ or ‘know all truths’. Nope. They’re just looking for the most basic instructions that create a cosmos like ours. Like knowing the general way in which electrons are zipping where in a computer, instead of knowing what the software is about to do. That’s all...
Yet, our universe has many particularities — the interactions between particles of each universe-rule are radically distinct from each other. If we find a universe that makes quarks and electrons behave as they do here, then we’re probably done.