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Are there physical systems with properties that are impossible in principle to predict?
Resolved :
No
22
9 comments
9
Will a small Turing machine (< 100 states) be found with behavior that cannot be characterized by mathematical proof?
Resolved :
No
8
4 comments
4
In 2040, what will be the smallest value of the busy beaver function known to be undecidable in Peano arithmetic?
89.2
4
1 comment
1
In 2040, what will be the smallest value of the busy beaver function known to be undecidable in ZFC set theory?
59.8
9
2 comments
2
Computability and Complexity
16
1 comment
1
Metaculus Journal
Will BB(5) be known by 2040?
Resolved :
Yes
8
14 comments
14
