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when toggle format what by license comment
Mar 7, 2018 at 11:21 vote accept Hanul Jeon
Mar 7, 2018 at 11:06 comment added Hanul Jeon @VictoriaGitman I did not consider them when I wrote the question, but do not matter about it.
Mar 6, 2018 at 19:39 answer added Victoria Gitman timeline score: 11
Mar 6, 2018 at 16:33 comment added Victoria Gitman Do you require that the ultrapower is well-founded? Also, do you want $M$ to satisfy that the ultrafilter is normal?
Mar 6, 2018 at 11:35 history asked Hanul Jeon CC BY-SA 3.0