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This: Perhaps it is fair to say that “finite” does not mean what we have always thought it to mean. What have we always thought it to mean? I used to think tha
by daralthus 11y ago
This:
Perhaps it is fair to say that “finite” does not mean what we have always thought it to mean. What have we always thought it to mean? I used to think that I knew what I had always thought it to mean, but I no longer think so.
If we go down this road, Hamkins’ result takes on a different significance. It says that any subjectivity in the notion of ‘natural number’ may also infect what it means for a Turing machine to halt, and what function a Turing machine computes when it does halt.
Is beautiful. It seems like another proof for a leaky abstraction and incomepleteness.
We have to forget finite or admit that it has bounds on what we can explore with it, as it already defines our model.