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Douglas Somerset's user avatar
Douglas Somerset
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  • Member for 12 years, 1 month
4 votes
3 answers
328 views

closed subset of weakly lindelof

2 votes
2 answers
326 views

non-P-points a Baire space

2 votes
2 answers
434 views

countably complete filters

6 votes
1 answer
434 views

iterating ultrapowers of C*-algebras: the Calkin algebra

1 vote
1 answer
207 views

F-spaces and points whose complements are C*-embedded

5 votes
2 answers
472 views

iterating ultrapowers of C*-algebras

4 votes
3 answers
465 views

closed meagre sets

4 votes
0 answers
207 views

properties of $\beta\omega\setminus\omega$ minus the P-points

2 votes
1 answer
213 views

union of Stone-Cech remainders

4 votes
1 answer
215 views

closed set and z-ultrafilter on normal space