On the existence of large subsets of [λ]κ which contain no unbounded non-stationary subsets RID="★"ID="★" Publication number 698 in author's list. Partially supported by the Israel Science Foundation. Saharon Shelah Pages: 207 - 213
The algebraic structure of the isomorphic types of tally, polynomial time computable sets Yongge Wang Pages: 215 - 244
A non-well-founded primitive recursive tree provably well-founded for co-r.e. sets Arnold Beckmann Pages: 251 - 257
Finality regained: A coalgebraic study of Scott-sets and multisets Giovanna D'AgostinoAlbert Visser Pages: 267 - 298