{ "id": "1902.05250", "version": "v1", "published": "2019-02-14T07:37:17.000Z", "updated": "2019-02-14T07:37:17.000Z", "title": "A Classification of order $4$ class groups of $\\mathbb{Q}{(\\sqrt{n^2+1})}$", "authors": [ "Kalyan Chakraborty", "Azizul Hoque", "Mohit Mishra" ], "comment": "11 Pages", "categories": [ "math.NT" ], "abstract": "We classify all order 4 class groups of the family of real quadratic fields $\\mathbb{Q}{(\\sqrt{n^2+1})}$. The main tools used are special values of Dedekind zeta functions attached to these fields and generalized Dedekind sum.", "revisions": [ { "version": "v1", "updated": "2019-02-14T07:37:17.000Z" } ], "analyses": { "subjects": [ "11R29", "11R42", "11R11" ], "keywords": [ "class groups", "classification", "real quadratic fields", "dedekind zeta functions", "special values" ], "note": { "typesetting": "TeX", "pages": 11, "language": "en", "license": "arXiv", "status": "editable" } } }