65
Voted
JSYML
2008
15 years 18 days ago
2008
We construct a model with an indecisive precipitous ideal and a model with a precipitous ideal with a non precipitous normal ideal below it. Such kind of examples were previously ...
83
Voted
BIRTHDAY
2008
Springer
15 years 2 months ago
2008
Springer
We construct a model without precipitous ideals but so that for each < 3 there is a normal ideal over 1 with generic ultrapower wellfounded up to the image of .