Tag Archives: non-principal ultrafilter

Homomorphisms from the earring group to finite groups

One of the the surprising things about the earring group (the fundamental group of the earring space ) is that the group of homomorphisms to the additive group of integers is countable (see this post for details) even though is … Continue reading

Posted in earring group, earring space, Finite groups, Fundamental group, Group homomorphisms, Ultrafilter | Tagged , , , , , , , , , , , , | 1 Comment