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The Gödel sentence is uncomputable but is commonly held to be true. A non-constructivst would probably be more inclined to say that something which is uncomputa
by arketyp 8y ago
The Gödel sentence is uncomputable but is commonly held to be true. A non-constructivst would probably be more inclined to say that something which is uncomputable can exist. But it is not obvious (to me). Noteworthy is that Per Martin-Löf who is also credited for the accepted definition of algorithmic randomness for infinite sequences, based on Kolmogorov complexity, developed inuitionistic type theory, a framework for the foundation of mathematics in the constructivist school.
- mikorym 8y agoWhat is Martin-Löf's definition of algorithmic randomness (for infinite sequences)?
- arketyp 8y agoI'm not competent enough to attempt my own explanation. The Wikipedia articles are good: https://en.wikipedia.org/wiki/Algorithmically_random_sequence https://en.wikipedia.org/wiki/Algorithmically_random_sequenc...