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Code-golf is a competition to solve a particular problem in the fewest bytes of source code.

6 votes

Golf a number bigger than TREE(3)

Ruby, 140 bytes, ~ Hψ(ΩΩΩ)(81) where H is the Hardy hierarchy, and ψ is the standard ordinal collapsing function below the Bachmann-Howard ordinal, as defined here. s=->t{*v,u=t;t==1?[]:v<<s[u]} r=- …
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  • 381
17 votes

Golf a number bigger than TREE(3)

Python 2, 194 bytes, ~ Hψ(ΩΩΩ)(9) where H is the Hardy hierarchy, and ψ is the ordinal collapsing function below the Bachmann-Howard ordinal defined by Pohlers. Thanks to Jonathan Frech for -3 bytes …
Deedlit's user avatar
  • 381