{ "id": "math/9201242", "version": "v1", "published": "1990-01-15T00:00:00.000Z", "updated": "1990-01-15T00:00:00.000Z", "title": "Full reflection of stationary sets below aleph_omega", "authors": [ "Thomas Jech", "Saharon Shelah" ], "journal": "J. Symbolic Logic 55 (1990), 822--830", "categories": [ "math.LO" ], "abstract": "It is consistent that for every n >= 2, every stationary subset of omega_n consisting of ordinals of cofinality omega_k where k = 0 or k <= n-3 reflects fully in the set of ordinals of cofinality omega_{n-1}. We also show that this result is best possible.", "revisions": [ { "version": "v1", "updated": "1990-01-15T00:00:00.000Z" } ], "analyses": { "keywords": [ "stationary sets", "full reflection", "stationary subset" ], "tags": [ "journal article" ], "note": { "typesetting": "TeX", "pages": 0, "language": "en", "license": "arXiv", "status": "editable" } } }