{ "id": "1805.07048", "version": "v1", "published": "2018-05-18T05:13:59.000Z", "updated": "2018-05-18T05:13:59.000Z", "title": "$κ$-Madness and Definability", "authors": [ "Haim Horowitz", "Saharon Shelah" ], "categories": [ "math.LO" ], "abstract": "Assuming the existence of a supercompact cardinal, we construct a model where, for some uncountable regular cardinal $\\kappa$, there are no $\\Sigma^1_1(\\kappa)-\\kappa-$mad families.", "revisions": [ { "version": "v1", "updated": "2018-05-18T05:13:59.000Z" } ], "analyses": { "keywords": [ "definability", "supercompact cardinal", "uncountable regular cardinal" ], "note": { "typesetting": "TeX", "pages": 0, "language": "en", "license": "arXiv", "status": "editable" } } }