{"title":"Closed-Form Solution of Conic in Point-Line Enumerative Problem of Conic","authors":"Yang Guo","doi":"10.1007/s00373-024-02793-6","DOIUrl":null,"url":null,"abstract":"<p>We use the reciprocal transformation to propose the closed-form solutions to the conics through <i>m</i> points and tangent to <i>n</i> lines satisfying <span>\\(m+n=5\\)</span> in general position. We also derive the algebraic and geometric necessary and sufficient conditions for the non-degenerate real conics.</p>","PeriodicalId":12811,"journal":{"name":"Graphs and Combinatorics","volume":"29 1","pages":""},"PeriodicalIF":0.6000,"publicationDate":"2024-05-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":"0","resultStr":null,"platform":"Semanticscholar","paperid":null,"PeriodicalName":"Graphs and Combinatorics","FirstCategoryId":"100","ListUrlMain":"https://doi.org/10.1007/s00373-024-02793-6","RegionNum":4,"RegionCategory":"数学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":null,"EPubDate":"","PubModel":"","JCR":"Q3","JCRName":"MATHEMATICS","Score":null,"Total":0}
引用次数: 0
Abstract
We use the reciprocal transformation to propose the closed-form solutions to the conics through m points and tangent to n lines satisfying \(m+n=5\) in general position. We also derive the algebraic and geometric necessary and sufficient conditions for the non-degenerate real conics.
期刊介绍:
Graphs and Combinatorics is an international journal devoted to research concerning all aspects of combinatorial mathematics. In addition to original research papers, the journal also features survey articles from authors invited by the editorial board.