On cuts in ultraproducts of linear orders I

by Golshani and Shelah. [GsSh:1075]
J Math Logic, 2016
For an ultrafilter D on cardinal kappa, we wonder for which pair (theta_1, theta_2) of regular cardinals, we have: for any (theta_1 + theta_2)^+-saturated dense linear order J,J^kappa /D has a cut of cofinality (theta_1, theta_2) . We deal mainly with the case theta_1, theta_2 > 2^kappa .


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