{ "id": "2305.03285", "version": "v1", "published": "2023-05-05T04:59:18.000Z", "updated": "2023-05-05T04:59:18.000Z", "title": "Exceptional designs in some extended quadratic residue codes", "authors": [ "Reina Ishikawa" ], "comment": "15 pages", "categories": [ "math.CO", "cs.IT", "math.GR", "math.IT", "math.NT" ], "abstract": "In the present paper, we give proofs of the existence of a 3-design in the extended ternary quadratic residue code of length 14 and the extended quaternary quadratic residue code of length 18.", "revisions": [ { "version": "v1", "updated": "2023-05-05T04:59:18.000Z" } ], "analyses": { "subjects": [ "94B05", "05B05" ], "keywords": [ "extended quadratic residue codes", "exceptional designs", "extended ternary quadratic residue code", "extended quaternary quadratic residue code" ], "note": { "typesetting": "TeX", "pages": 15, "language": "en", "license": "arXiv", "status": "editable" } } }