{"date_published":"2019-01-01T00:00:00Z","citation":{"ama":"Akopyan A, Fedorov R. Two circles and only a straightedge. <i>Proceedings of the American Mathematical Society</i>. 2019;147:91-102. doi:<a href=\"https://doi.org/10.1090/proc/14240\">10.1090/proc/14240</a>","ieee":"A. Akopyan and R. Fedorov, “Two circles and only a straightedge,” <i>Proceedings of the American Mathematical Society</i>, vol. 147. AMS, pp. 91–102, 2019.","mla":"Akopyan, Arseniy, and Roman Fedorov. “Two Circles and Only a Straightedge.” <i>Proceedings of the American Mathematical Society</i>, vol. 147, AMS, 2019, pp. 91–102, doi:<a href=\"https://doi.org/10.1090/proc/14240\">10.1090/proc/14240</a>.","short":"A. Akopyan, R. Fedorov, Proceedings of the American Mathematical Society 147 (2019) 91–102.","ista":"Akopyan A, Fedorov R. 2019. Two circles and only a straightedge. Proceedings of the American Mathematical Society. 147, 91–102.","apa":"Akopyan, A., &#38; Fedorov, R. (2019). Two circles and only a straightedge. <i>Proceedings of the American Mathematical Society</i>. AMS. <a href=\"https://doi.org/10.1090/proc/14240\">https://doi.org/10.1090/proc/14240</a>","chicago":"Akopyan, Arseniy, and Roman Fedorov. “Two Circles and Only a Straightedge.” <i>Proceedings of the American Mathematical Society</i>. AMS, 2019. <a href=\"https://doi.org/10.1090/proc/14240\">https://doi.org/10.1090/proc/14240</a>."},"intvolume":"       147","main_file_link":[{"url":"https://arxiv.org/abs/1709.02562","open_access":"1"}],"title":"Two circles and only a straightedge","quality_controlled":"1","year":"2019","month":"01","date_updated":"2023-08-24T14:48:59Z","oa_version":"Preprint","author":[{"full_name":"Akopyan, Arseniy","id":"430D2C90-F248-11E8-B48F-1D18A9856A87","first_name":"Arseniy","orcid":"0000-0002-2548-617X","last_name":"Akopyan"},{"last_name":"Fedorov","first_name":"Roman","full_name":"Fedorov, Roman"}],"status":"public","external_id":{"arxiv":["1709.02562"],"isi":["000450363900008"]},"page":"91-102","doi":"10.1090/proc/14240","type":"journal_article","department":[{"_id":"HeEd"}],"publisher":"AMS","day":"01","article_processing_charge":"No","isi":1,"user_id":"4359f0d1-fa6c-11eb-b949-802e58b17ae8","abstract":[{"lang":"eng","text":"We answer a question of David Hilbert: given two circles it is not possible in general to construct their centers using only a straightedge. On the other hand, we give infinitely many families of pairs of circles for which such construction is possible. "}],"volume":147,"date_created":"2019-02-24T22:59:19Z","language":[{"iso":"eng"}],"publication":"Proceedings of the American Mathematical Society","publication_status":"published","oa":1,"_id":"6050","scopus_import":"1"}