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Gemma De les Coves is a physicist and ICREA Research Professor at the Universitat Pompeu Fabra in Barcelona. Title: Universality and unreachability: Power and paradoxes from logic to philosophy Abstract: If “universal” means all-encompassing, universal Turing machines, universal spin models (arXiv:2407.13428), and many other mathematical structures embody this idea (arXiv:2406.16607). Yet when a universal object […]