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題名 On the asymptotic growth of the number of tree-child networks
作者 符麥克
Fuchs, Michael
Yu, Guan-Ru
Zhang, Louxin
貢獻者 應數系
日期 2021-03
上傳時間 10-Feb-2022 14:59:42 (UTC+8)
摘要 In a recent paper, McDiarmid, Semple, and Welsh (2015) showed that the number of tree-child networks with n leaves has the factor n^2n in its main asymptotic growth term. In this paper, we improve this by completely identifying the main asymptotic growth term up to a constant. More precisely, we show that the number of tree-child networks with n leaves grows like where a1=-2.338107410... is the largest root of the Airy function of the first kind. For the proof, we bijectively map the underlying graph-theoretical problem onto a problem on words. For the latter, we can find a recurrence to which a recent powerful asymptotic method of Elvey Price, Fang, and Wallner (2019) can be applied.
關聯 European Journal of Combinatorics, Vol.93, 103278
資料類型 article
DOI https://doi.org/10.1016/j.ejc.2020.103278
dc.contributor 應數系-
dc.creator (作者) 符麥克-
dc.creator (作者) Fuchs, Michael-
dc.creator (作者) Yu, Guan-Ru-
dc.creator (作者) Zhang, Louxin-
dc.date (日期) 2021-03-
dc.date.accessioned 10-Feb-2022 14:59:42 (UTC+8)-
dc.date.available 10-Feb-2022 14:59:42 (UTC+8)-
dc.date.issued (上傳時間) 10-Feb-2022 14:59:42 (UTC+8)-
dc.identifier.uri (URI) http://nccur.lib.nccu.edu.tw/handle/140.119/139047-
dc.description.abstract (摘要) In a recent paper, McDiarmid, Semple, and Welsh (2015) showed that the number of tree-child networks with n leaves has the factor n^2n in its main asymptotic growth term. In this paper, we improve this by completely identifying the main asymptotic growth term up to a constant. More precisely, we show that the number of tree-child networks with n leaves grows like where a1=-2.338107410... is the largest root of the Airy function of the first kind. For the proof, we bijectively map the underlying graph-theoretical problem onto a problem on words. For the latter, we can find a recurrence to which a recent powerful asymptotic method of Elvey Price, Fang, and Wallner (2019) can be applied.-
dc.format.extent 548775 bytes-
dc.format.mimetype application/pdf-
dc.relation (關聯) European Journal of Combinatorics, Vol.93, 103278-
dc.title (題名) On the asymptotic growth of the number of tree-child networks-
dc.type (資料類型) article-
dc.identifier.doi (DOI) 10.1016/j.ejc.2020.103278-
dc.doi.uri (DOI) https://doi.org/10.1016/j.ejc.2020.103278-