[FOM] Equivalence relation on sets of natural numbers

Monroe Eskew meskew at math.uci.edu
Tue Sep 11 13:54:01 EDT 2012

The elements of this family are precisely those of the boolean algebra "P(omega)/fin."


On Sep 11, 2012, at 7:37 AM, "Timothy Y. Chow" <tchow at alum.mit.edu> wrote:

> I want to declare that two sets of natural numbers are equivalent if their symmetric difference is finite.
> Is there a standard term for the resulting family of equivalence classes, or for the equivalence relation?  I feel like I've seen this somewhere before but I can't recall where.
> Tim
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