Logic ColloquiumPub Date : 1996-11-15DOI: 10.1017/9781316716830.020
S. Shelah
{"title":"There May Be No Nowhere Dense Ultrafilter","authors":"S. Shelah","doi":"10.1017/9781316716830.020","DOIUrl":"https://doi.org/10.1017/9781316716830.020","url":null,"abstract":"We show the consistency of ZFC +''there is no NWD-ultrafilter on omega'', which means: for every non principle ultrafilter D on the set of natural numbers, there is a function f from the set of natural numbers to the reals, such that for some nowhere dense set A of reals, the set {n: f(n) in A} is not in D. This answers a question of van Douwen, which was put in more general context by Baumgartner","PeriodicalId":236397,"journal":{"name":"Logic Colloquium","volume":"20 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"1996-11-15","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"131635997","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Logic ColloquiumPub Date : 1996-05-14DOI: 10.1007/978-3-662-22108-2_7
I. Juh'asz, L. Soukup, Z. Szentmikl'ossy
{"title":"Combinatorial Principles from Adding Cohen Reals","authors":"I. Juh'asz, L. Soukup, Z. Szentmikl'ossy","doi":"10.1007/978-3-662-22108-2_7","DOIUrl":"https://doi.org/10.1007/978-3-662-22108-2_7","url":null,"abstract":"","PeriodicalId":236397,"journal":{"name":"Logic Colloquium","volume":"81 3 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"1996-05-14","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"130735953","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Logic ColloquiumPub Date : 1900-01-01DOI: 10.1007/978-3-662-22108-2_18
A. P. Stolboushkin
{"title":"Towards Recursive Model Theory","authors":"A. P. Stolboushkin","doi":"10.1007/978-3-662-22108-2_18","DOIUrl":"https://doi.org/10.1007/978-3-662-22108-2_18","url":null,"abstract":"","PeriodicalId":236397,"journal":{"name":"Logic Colloquium","volume":"75 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"1900-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"127589871","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Logic ColloquiumPub Date : 1900-01-01DOI: 10.1007/978-3-662-22108-2_4
A. Dawar
{"title":"Types and Indiscernibles in Finite Models","authors":"A. Dawar","doi":"10.1007/978-3-662-22108-2_4","DOIUrl":"https://doi.org/10.1007/978-3-662-22108-2_4","url":null,"abstract":"","PeriodicalId":236397,"journal":{"name":"Logic Colloquium","volume":"47 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"1900-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"134305396","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Logic ColloquiumPub Date : 1900-01-01DOI: 10.1016/S0049-237X(09)70560-9
Ulf R. Schmerl
{"title":"Critères d'indépendence d'équations diophantiennes de fragments de l'alrithmétique","authors":"Ulf R. Schmerl","doi":"10.1016/S0049-237X(09)70560-9","DOIUrl":"https://doi.org/10.1016/S0049-237X(09)70560-9","url":null,"abstract":"","PeriodicalId":236397,"journal":{"name":"Logic Colloquium","volume":"239 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"1900-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"124628104","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Logic ColloquiumPub Date : 1900-01-01DOI: 10.1007/978-3-662-22108-2_6
W. Hodges, A. Nies
{"title":"Noninterpretability of Infinite Linear Orders","authors":"W. Hodges, A. Nies","doi":"10.1007/978-3-662-22108-2_6","DOIUrl":"https://doi.org/10.1007/978-3-662-22108-2_6","url":null,"abstract":"","PeriodicalId":236397,"journal":{"name":"Logic Colloquium","volume":"46 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"1900-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"122838546","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
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