{ "id": "1608.06006", "version": "v1", "published": "2016-08-21T22:03:32.000Z", "updated": "2016-08-21T22:03:32.000Z", "title": "A preservation theorem for theories without the tree property of the first kind", "authors": [ "Jan Dobrowolski", "Hyeungjoon Kim" ], "categories": [ "math.LO" ], "abstract": "We prove that the NTP$_1$ property of a geometric theory $T$ is inherited by theories of lovely pairs and $H$-structures associated to $T$. We also provide a class of examples of nonsimple geometric NTP$_1$ theories.", "revisions": [ { "version": "v1", "updated": "2016-08-21T22:03:32.000Z" } ], "analyses": { "keywords": [ "tree property", "first kind", "preservation theorem", "nonsimple geometric ntp", "geometric theory" ], "note": { "typesetting": "TeX", "pages": 0, "language": "en", "license": "arXiv", "status": "editable" } } }