Abstract:$\eta $
-representations are a way of coding sets in computable linear orders that were first introduced by Fellner in his thesis. Limitwise monotonic functions have been used to characterize the sets with
$\eta $
-representations, and give characterizations for several variations of
$\eta $
-representations. The one exception is the class of sets with strong
$\eta $
-representations, the only class where the o… Show more
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