{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2025,12,9]],"date-time":"2025-12-09T03:51:12Z","timestamp":1765252272008},"reference-count":19,"publisher":"Informa UK Limited","issue":"8","funder":[{"name":"NSF"},{"name":"DMS","award":["1363193"],"award-info":[{"award-number":["1363193"]}]}],"content-domain":{"domain":["www.tandfonline.com"],"crossmark-restriction":true},"short-container-title":["The American Mathematical Monthly"],"published-print":{"date-parts":[[2018,9,14]]},"DOI":"10.1080\/00029890.2018.1496757","type":"journal-article","created":{"date-parts":[[2018,9,28]],"date-time":"2018-09-28T23:00:27Z","timestamp":1538175627000},"page":"715-723","update-policy":"http:\/\/dx.doi.org\/10.1080\/tandf_crossmark_01","source":"Crossref","is-referenced-by-count":5,"title":["Why Is Pi Less Than Twice Phi?"],"prefix":"10.1080","volume":"125","author":[{"given":"Alejandro H.","family":"Morales","sequence":"first","affiliation":[{"name":"Department of Mathematics and Statistics, University of Massachusetts, Amherst, MA 02001."}]},{"given":"Igor","family":"Pak","sequence":"additional","affiliation":[{"name":"Department of Mathematics, University of California, Los Angeles, CA 90095."}]},{"given":"Greta","family":"Panova","sequence":"additional","affiliation":[{"name":"Department of Mathematics, University of Pennsylvania, Philadelphia, PA 19104."},{"name":"Institute for Advanced Study, Princeton, NJ 08540"}]}],"member":"301","published-online":{"date-parts":[[2018,9,28]]},"reference":[{"issue":"1","key":"CIT0001","doi-asserted-by":"crossref","first-page":"1","DOI":"10.1070\/RM1992v047n01ABEH000861","volume":"47","author":"Arnol\u2019d V. I","year":"1992","journal-title":"Russian Math. Surv"},{"issue":"5","key":"CIT0002","doi-asserted-by":"crossref","first-page":"329","DOI":"10.1006\/eujc.1999.0299","volume":"20","author":"Bollob\u00e1s B.","year":"1999","journal-title":"Eur J. Combin"},{"issue":"4","key":"CIT0003","doi-asserted-by":"crossref","first-page":"333","DOI":"10.1023\/B:ORDE.0000034596.50352.f7","volume":"20","author":"Brightwell G. R.","year":"2003","journal-title":"Order"},{"issue":"3","key":"CIT0004","doi-asserted-by":"crossref","first-page":"225","DOI":"10.1007\/BF00383444","volume":"8","author":"Brightwell G. R.","year":"1991","journal-title":"Order"},{"issue":"2","key":"CIT0005","doi-asserted-by":"crossref","first-page":"271","DOI":"10.1016\/S0304-3975(96)00203-4","volume":"175","author":"Ewacha K.","year":"1997","journal-title":"Theoret. Comput. Sci"},{"key":"CIT0006","doi-asserted-by":"crossref","DOI":"10.1017\/CBO9780511801655","volume-title":"Analytic Combinatorics","author":"Flajolet P.","year":"2009"},{"key":"CIT0007","volume-title":"Combinatorial Enumeration","author":"Goulden I. P.","year":"2004"},{"key":"CIT0008","volume-title":"Concrete Mathematics","author":"Knuth D. E.","year":"1989","edition":"2"},{"key":"CIT0009","volume-title":"Fibonacci and Lucas Numbers with Applications","author":"Koshy T","year":"2011"},{"key":"CIT0010","doi-asserted-by":"publisher","DOI":"10.1080\/00029890.2007.11920432"},{"key":"CIT0011","author":"Morales A. H.","year":"2016","journal-title":"arxiv.org\/abs\/1610.07561, to appear European J. Combin"},{"key":"CIT0012","unstructured":"OEIS Foundation, Inc. (2017).The On-Line Encyclopedia of Integer Sequences. oeis.org"},{"key":"CIT0013","first-page":"157","volume":"7","author":"von Seidel P. L","year":"1877","journal-title":"Sitzungsberichte der Mnch. Akad. Math. Phys"},{"issue":"4","key":"CIT0014","doi-asserted-by":"crossref","first-page":"331","DOI":"10.1007\/BF00571183","volume":"8","author":"Sidorenko A","journal-title":"Order"},{"key":"CIT0015","volume-title":"Enumerative Combinatorics","volume":"1","author":"Stanley R. P","year":"2012","edition":"2"},{"key":"CIT0016","doi-asserted-by":"crossref","first-page":"165","DOI":"10.1090\/conm\/531\/10466","volume-title":"Combinatorics and Graphs. Contemporary Mathematics","volume":"531","author":"Stanley R. P","year":"2010"},{"key":"CIT0017","doi-asserted-by":"crossref","DOI":"10.1017\/CBO9781139871495","volume-title":"Catalan Numbers","author":"Stanley R. P","year":"2015"},{"key":"CIT0018","doi-asserted-by":"crossref","DOI":"10.56021\/9780801844256","volume-title":"Combinatorics and Partially Ordered Sets: Dimension Theory","author":"Trotter W. T","year":"1992"},{"key":"CIT0019","first-page":"433","volume-title":"Handbook of Combinatorics","volume":"1","author":"Trotter W. T","year":"1995"}],"container-title":["The American Mathematical Monthly"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/www.tandfonline.com\/doi\/pdf\/10.1080\/00029890.2018.1496757","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2023,9,5]],"date-time":"2023-09-05T13:38:02Z","timestamp":1693921082000},"score":1,"resource":{"primary":{"URL":"https:\/\/www.tandfonline.com\/doi\/full\/10.1080\/00029890.2018.1496757"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2018,9,14]]},"references-count":19,"journal-issue":{"issue":"8","published-online":{"date-parts":[[2018,9,28]]},"published-print":{"date-parts":[[2018,9,14]]}},"alternative-id":["10.1080\/00029890.2018.1496757"],"URL":"https:\/\/doi.org\/10.1080\/00029890.2018.1496757","relation":{},"ISSN":["0002-9890","1930-0972"],"issn-type":[{"value":"0002-9890","type":"print"},{"value":"1930-0972","type":"electronic"}],"subject":[],"published":{"date-parts":[[2018,9,14]]},"assertion":[{"value":"The publishing and review policy for this title is described in its Aims & Scope.","order":1,"name":"peerreview_statement","label":"Peer Review Statement"},{"value":"http:\/\/www.tandfonline.com\/action\/journalInformation?show=aimsScope&journalCode=uamm20","URL":"http:\/\/www.tandfonline.com\/action\/journalInformation?show=aimsScope&journalCode=uamm20","order":2,"name":"aims_and_scope_url","label":"Aim & Scope"}]}}