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Timeline for How large is TREE(3)?

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Sep 29, 2015 at 19:18 review Late answers
Sep 30, 2015 at 0:45
Sep 22, 2012 at 2:54 comment added Deedlit Chris Bird's notations are very interesting, but they serve much the same function as the fast-growing hierarchy does. Note that I had to choose a very specific definition of fundamental sequences for the Hardy hierarchy to get proven inequalities; Comparing TREE(3) to Bird's notation, or indeed to the Hardy hierarchy for a different definition of fundamental sequences, seems quite difficult. And then there's the problem of finding an upper bound for TREE(3); so far, I am at a loss. The problem is not really notational, as the Hardy and fast-growing hierarchies extend quite far.
Sep 14, 2012 at 16:07 history answered Danny CC BY-SA 3.0