{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2025,7,30]],"date-time":"2025-07-30T16:43:19Z","timestamp":1753893799802,"version":"3.41.2"},"reference-count":0,"publisher":"The Electronic Journal of Combinatorics","issue":"1","content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Electron. J. Combin."],"abstract":"<jats:p>A configuration $(p_q, n_k)$ is a collection of $p$ points and $n$ straight lines in the Euclidean plane so that every point has $q$ straight lines passing through it and every line has $k$ points lying on it. A configuration is astral if it has precisely $\\lfloor {q+1\\over2} \\rfloor$ symmetry classes (transitivity classes) of lines and $\\lfloor{k+1\\over2} \\rfloor$ symmetry classes of points. An even astral configuration is an astral configuration configuration where $q$ and $k$ are both even. This paper completes the classification of all even astral configurations.<\/jats:p>","DOI":"10.37236\/1790","type":"journal-article","created":{"date-parts":[[2020,1,11]],"date-time":"2020-01-11T05:21:25Z","timestamp":1578720085000},"source":"Crossref","is-referenced-by-count":2,"title":["Even Astral Configurations"],"prefix":"10.37236","volume":"11","author":[{"given":"Leah Wrenn","family":"Berman","sequence":"first","affiliation":[]}],"member":"23455","published-online":{"date-parts":[[2004,6,11]]},"container-title":["The Electronic Journal of Combinatorics"],"original-title":[],"link":[{"URL":"https:\/\/www.combinatorics.org\/ojs\/index.php\/eljc\/article\/download\/v11i1r37\/pdf","content-type":"application\/pdf","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/www.combinatorics.org\/ojs\/index.php\/eljc\/article\/download\/v11i1r37\/pdf","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2020,1,18]],"date-time":"2020-01-18T05:02:26Z","timestamp":1579323746000},"score":1,"resource":{"primary":{"URL":"https:\/\/www.combinatorics.org\/ojs\/index.php\/eljc\/article\/view\/v11i1r37"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2004,6,11]]},"references-count":0,"journal-issue":{"issue":"1","published-online":{"date-parts":[[2004,1,2]]}},"URL":"https:\/\/doi.org\/10.37236\/1790","relation":{},"ISSN":["1077-8926"],"issn-type":[{"type":"electronic","value":"1077-8926"}],"subject":[],"published":{"date-parts":[[2004,6,11]]},"article-number":"R37"}}