In McCarthy's papers it varies how many are needed, depending on which paper you read. Regardless, the idea is that those "axioms" is all you need to build computations on. A closed universe. A mathematical theory. Those axioms are like Euclidean axioms, something you can build other mathematical constructs, it is just that here we are talking about computing.
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王毅指出，民进党当局顽固坚持“台独”分裂立场，是破坏台海和平稳定的祸根乱源。事实一再证明，国际社会反对“台独”分裂的立场越鲜明，坚持一个中国原则的立场越坚定，台海的和平稳定就越有保障。