{ "id": "0809.3860", "version": "v1", "published": "2008-09-23T07:40:23.000Z", "updated": "2008-09-23T07:40:23.000Z", "title": "A note on ccc forcings", "authors": [ "Marcin Sabok" ], "categories": [ "math.LO" ], "abstract": "The aim of this short note is to communicate a simple solution to the problem posed in [1] as Question 7.2.7: is it true that for every ccc $\\sigma$-ideal I any I-positive Borel set contains modulo I an I-positive closed set?", "revisions": [ { "version": "v1", "updated": "2008-09-23T07:40:23.000Z" } ], "analyses": { "subjects": [ "03E15" ], "keywords": [ "ccc forcings", "i-positive borel set contains modulo", "short note", "simple solution" ], "note": { "typesetting": "TeX", "pages": 0, "language": "en", "license": "arXiv", "status": "editable", "adsabs": "2008arXiv0809.3860S" } } }