{"title":"LXXI. On the porism of the in-and-circumscribed triangle, and on an irrational transformation of two ternary quadratic forms each into itself","authors":"A. C. Esq.","doi":"10.1080/14786445508641911","DOIUrl":null,"url":null,"abstract":"","PeriodicalId":19900,"journal":{"name":"Philosophical Magazine Series 1","volume":"13 1","pages":"513-518"},"PeriodicalIF":0.0000,"publicationDate":"2009-05-26","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":"3","resultStr":null,"platform":"Semanticscholar","paperid":null,"PeriodicalName":"Philosophical Magazine Series 1","FirstCategoryId":"1085","ListUrlMain":"https://doi.org/10.1080/14786445508641911","RegionNum":0,"RegionCategory":null,"ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":null,"EPubDate":"","PubModel":"","JCR":"","JCRName":"","Score":null,"Total":0}
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