乐胖代购免代理版

{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2024,8,3]],"date-time":"2024-08-03T20:55:45Z","timestamp":1722718545213},"reference-count":29,"publisher":"Elsevier BV","issue":"7","license":[{"start":{"date-parts":[[2015,8,1]],"date-time":"2015-08-01T00:00:00Z","timestamp":1438387200000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.elsevier.com\/tdm\/userlicense\/1.0\/"},{"start":{"date-parts":[[2019,8,1]],"date-time":"2019-08-01T00:00:00Z","timestamp":1564617600000},"content-version":"vor","delay-in-days":1461,"URL":"http:\/\/www.elsevier.com\/open-access\/userlicense\/1.0\/"}],"funder":[{"DOI":"10.13039\/501100002428","name":"Austrian Science Fund","doi-asserted-by":"publisher","id":[{"id":"10.13039\/501100002428","id-type":"DOI","asserted-by":"publisher"}]},{"name":"CONACyT"},{"name":"CONACyT","award":["153984","CB-2007\/80268"]},{"DOI":"10.13039\/501100002428","name":"Austrian Science Fund","doi-asserted-by":"publisher","award":["I648-N18","P23629-N18"],"id":[{"id":"10.13039\/501100002428","id-type":"DOI","asserted-by":"publisher"}]},{"DOI":"10.13039\/501100003329","name":"MINECO","doi-asserted-by":"publisher","award":["MTM2012-30951"],"id":[{"id":"10.13039\/501100003329","id-type":"DOI","asserted-by":"publisher"}]},{"DOI":"10.13039\/501100002809","name":"Generalitat de Catalunya","doi-asserted-by":"publisher","award":["DGR 2009SGR1040"],"id":[{"id":"10.13039\/501100002809","id-type":"DOI","asserted-by":"publisher"}]},{"DOI":"10.13039\/501100004837","name":"MICINN","doi-asserted-by":"publisher","award":["EUI-EURC-2011-4306"],"id":[{"id":"10.13039\/501100004837","id-type":"DOI","asserted-by":"publisher"}]},{"name":"Ministry of Education of the Czech Republic","award":["1M0545"]}],"content-domain":{"domain":["elsevier.com","sciencedirect.com"],"crossmark-restriction":true},"short-container-title":["Computational Geometry"],"published-print":{"date-parts":[[2015,8]]},"DOI":"10.1016\/j.comgeo.2014.12.007","type":"journal-article","created":{"date-parts":[[2014,12,19]],"date-time":"2014-12-19T21:05:50Z","timestamp":1419023150000},"page":"528-537","update-policy":"http:\/\/dx.doi.org\/10.1016\/elsevier_cm_policy","source":"Crossref","is-referenced-by-count":9,"title":["On k-gons and k-holes in point sets"],"prefix":"10.1016","volume":"48","author":[{"given":"Oswin","family":"Aichholzer","sequence":"first","affiliation":[]},{"given":"Ruy","family":"Fabila-Monroy","sequence":"additional","affiliation":[]},{"given":"Hern\u00e1n","family":"Gonz\u00e1lez-Aguilar","sequence":"additional","affiliation":[]},{"given":"Thomas","family":"Hackl","sequence":"additional","affiliation":[]},{"given":"Marco A.","family":"Heredia","sequence":"additional","affiliation":[]},{"given":"Clemens","family":"Huemer","sequence":"additional","affiliation":[]},{"given":"Jorge","family":"Urrutia","sequence":"additional","affiliation":[]},{"given":"Pavel","family":"Valtr","sequence":"additional","affiliation":[]},{"given":"Birgit","family":"Vogtenhuber","sequence":"additional","affiliation":[]}],"member":"78","reference":[{"key":"10.1016\/j.comgeo.2014.12.007_br0010","series-title":"Proc. EGC2009","first-page":"43","article-title":"[Empty] [colored] k-gons \u2013 Recent results on some Erd\u0151s-Szekeres type problems","author":"Aichholzer","year":"2009"},{"key":"10.1016\/j.comgeo.2014.12.007_br0020","series-title":"Proc. CCCG'11","first-page":"21","article-title":"On k-gons and k-holes in point sets","author":"Aichholzer","year":"2011"},{"key":"10.1016\/j.comgeo.2014.12.007_br0030","author":"Aichholzer"},{"key":"10.1016\/j.comgeo.2014.12.007_br0040","doi-asserted-by":"crossref","first-page":"644","DOI":"10.1016\/j.comgeo.2013.12.004","article-title":"4-holes in point sets","volume":"47","author":"Aichholzer","year":"2014","journal-title":"Comput. Geom."},{"key":"10.1016\/j.comgeo.2014.12.007_br0050","doi-asserted-by":"crossref","first-page":"605","DOI":"10.1016\/j.comgeo.2013.12.002","article-title":"Lower bounds for the number of small convex k-holes","volume":"47","author":"Aichholzer","year":"2014","journal-title":"Comput. Geom."},{"key":"10.1016\/j.comgeo.2014.12.007_br0060","series-title":"Computational Geometry","first-page":"1","article-title":"On 5-gons and 5-holes","volume":"vol. 7579","author":"Aichholzer","year":"2012"},{"key":"10.1016\/j.comgeo.2014.12.007_br0070","first-page":"243","article-title":"Planar point sets with a small number of empty convex polygons","volume":"41","author":"B\u00e1r\u00e1ny","year":"2004","journal-title":"Studia Sci. Math. Hung."},{"key":"10.1016\/j.comgeo.2014.12.007_br0080","series-title":"Research Problems in Discrete Geometry","author":"Brass","year":"2005"},{"key":"10.1016\/j.comgeo.2014.12.007_br0090","series-title":"Leere konvexe Vielecke in ebenen Punktmengen","author":"Dehnhardt","year":"1987"},{"key":"10.1016\/j.comgeo.2014.12.007_br0100","first-page":"52","article-title":"Some more problems on elementary geometry","volume":"5","author":"Erd\u0151s","year":"1978","journal-title":"Aust. Math. Soc. Gaz."},{"key":"10.1016\/j.comgeo.2014.12.007_br0110","doi-asserted-by":"crossref","first-page":"52","DOI":"10.1080\/00029890.1973.11993230","article-title":"Crossing number problems","volume":"88","author":"Erd\u0151s","year":"1973","journal-title":"Am. Math. Mon."},{"key":"10.1016\/j.comgeo.2014.12.007_br0120","first-page":"463","article-title":"A combinatorial problem in geometry","volume":"2","author":"Erd\u0151s","year":"1935","journal-title":"Compos. Math."},{"key":"10.1016\/j.comgeo.2014.12.007_br0130","first-page":"53","article-title":"On some extremum problems in elementary geometry","volume":"3\/4","author":"Erd\u0151s","year":"1960","journal-title":"Ann. Univ. Sci. Bp. Rolando E\u00f6tv\u00f6s Nomin., Sect. Math."},{"key":"10.1016\/j.comgeo.2014.12.007_br0140","series-title":"Computational Geometry","first-page":"249","article-title":"A note on the number of empty triangles","volume":"vol. 7579","author":"Garc\u00eda","year":"2012"},{"key":"10.1016\/j.comgeo.2014.12.007_br0150","doi-asserted-by":"crossref","first-page":"211","DOI":"10.1016\/S0925-7721(00)00010-9","article-title":"Lower bounds on the number of crossing-free subgraphs of Kn","volume":"16","author":"Garc\u00eda","year":"2000","journal-title":"Comput. Geom."},{"issue":"1\u20133","key":"10.1016\/j.comgeo.2014.12.007_br0160","doi-asserted-by":"crossref","first-page":"239","DOI":"10.1007\/s00454-007-9018-x","article-title":"Empty convex hexagons in planar point sets","volume":"39","author":"Gerken","year":"2008","journal-title":"Discrete Comput. Geom."},{"key":"10.1016\/j.comgeo.2014.12.007_br0170","first-page":"116","article-title":"Konvexe F\u00fcnfecke in ebenen Punktmengen","volume":"33","author":"Harborth","year":"1978","journal-title":"Elem. Math."},{"issue":"4","key":"10.1016\/j.comgeo.2014.12.007_br0180","doi-asserted-by":"crossref","first-page":"482","DOI":"10.4153\/CMB-1983-077-8","article-title":"Sets with no empty convex 7-gons","volume":"26","author":"Horton","year":"1983","journal-title":"Can. Math. Bull."},{"key":"10.1016\/j.comgeo.2014.12.007_br0190","series-title":"Proc. Louisiana Conference on Combinatorics, Graph Theory and Computing","first-page":"180","article-title":"A combinatorial problem on convex n-gons","author":"Kalbfleisch","year":"1970"},{"key":"10.1016\/j.comgeo.2014.12.007_br0200","first-page":"22","article-title":"On Erd\u0151s\u2013Szekeres problem for empty hexagons in the plane","volume":"16","author":"Koshelev","year":"2009","journal-title":"Model. Anal. Inf. Sist."},{"key":"10.1016\/j.comgeo.2014.12.007_br0210","article-title":"Triangulations: Structures for Algorithms and Applications","volume":"vol. 25","author":"Loera","year":"2010"},{"issue":"2","key":"10.1016\/j.comgeo.2014.12.007_br0220","doi-asserted-by":"crossref","first-page":"389","DOI":"10.1007\/s00454-007-1343-6","article-title":"The empty hexagon theorem","volume":"38","author":"Nicol\u00e1s","year":"2007","journal-title":"Discrete Comput. Geom."},{"key":"10.1016\/j.comgeo.2014.12.007_br0230","doi-asserted-by":"crossref","first-page":"385","DOI":"10.1016\/j.jcta.2005.03.007","article-title":"On empty convex polygons in a planar point set","volume":"113","author":"Pinchasi","year":"2006","journal-title":"J. Comb. Theory, Ser. A"},{"key":"10.1016\/j.comgeo.2014.12.007_br0240","doi-asserted-by":"crossref","first-page":"777","DOI":"10.1016\/j.jcta.2013.01.002","article-title":"Counting plane graphs: perfect matchings, spanning cycles, and Kasteleyn's technique","volume":"120","author":"Sharir","year":"2013","journal-title":"J. Comb. Theory, Ser. A"},{"issue":"2","key":"10.1016\/j.comgeo.2014.12.007_br0290","doi-asserted-by":"crossref","first-page":"151","DOI":"10.1017\/S144618110000300X","article-title":"Computer solution to the 17-point Erd\u0151s\u2013Szekeres problem","volume":"48","author":"Szekeres","year":"2006","journal-title":"ANZIAM J."},{"key":"10.1016\/j.comgeo.2014.12.007_br0250","series-title":"Combinatorial and Computational Geometry","first-page":"557","article-title":"The Erd\u0151s\u2013Szekeres theorem: upper bounds and related results","volume":"vol. 52","author":"T\u00f3th","year":"2005"},{"key":"10.1016\/j.comgeo.2014.12.007_br0260","doi-asserted-by":"crossref","first-page":"135","DOI":"10.1007\/BF02187831","article-title":"Convex independent sets and 7-holes in restricted planar point sets","volume":"7","author":"Valtr","year":"1992","journal-title":"Discrete Comput. Geom."},{"key":"10.1016\/j.comgeo.2014.12.007_br0270","series-title":"Proc. CATS2012","first-page":"47","article-title":"On empty pentagons and hexagons in planar point sets","author":"Valtr","year":"2012"},{"key":"10.1016\/j.comgeo.2014.12.007_br0280","series-title":"Combinatorial aspects of [colored] point sets in the plane","author":"Vogtenhuber","year":"2011"}],"container-title":["Computational Geometry"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:S0925772114001321?httpAccept=text\/xml","content-type":"text\/xml","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:S0925772114001321?httpAccept=text\/plain","content-type":"text\/plain","content-version":"vor","intended-application":"text-mining"}],"deposited":{"date-parts":[[2019,9,20]],"date-time":"2019-09-20T09:45:01Z","timestamp":1568972701000},"score":1,"resource":{"primary":{"URL":"https:\/\/linkinghub.elsevier.com\/retrieve\/pii\/S0925772114001321"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2015,8]]},"references-count":29,"journal-issue":{"issue":"7","published-print":{"date-parts":[[2015,8]]}},"alternative-id":["S0925772114001321"],"URL":"https:\/\/doi.org\/10.1016\/j.comgeo.2014.12.007","relation":{},"ISSN":["0925-7721"],"issn-type":[{"value":"0925-7721","type":"print"}],"subject":[],"published":{"date-parts":[[2015,8]]},"assertion":[{"value":"Elsevier","name":"publisher","label":"This article is maintained by"},{"value":"On k-gons and k-holes in point sets","name":"articletitle","label":"Article Title"},{"value":"Computational Geometry","name":"journaltitle","label":"Journal Title"},{"value":"https:\/\/doi.org\/10.1016\/j.comgeo.2014.12.007","name":"articlelink","label":"CrossRef DOI link to publisher maintained version"},{"value":"article","name":"content_type","label":"Content Type"},{"value":"Copyright \u00a9 2014 Elsevier B.V. All rights reserved.","name":"copyright","label":"Copyright"}]}}