{"schemaVersion":2,"id":"tlg4072.tlg004.local001","url":"https://thegreeklibrary.org/works/tlg4072.tlg004.local001/","urn":"urn:cts:greekLit:tlg4072.tlg004.local001","title":"Commentaria in conica","titleGreek":null,"alternateTitles":[],"author":"Anonymous","authorityName":"EUTOCIUS Math.","authorUrl":null,"authorityUrl":"https://thegreeklibrary.org/authors/tlg4072-eutocius-math/","editors":[],"publication":{"digitalPublisher":"Corpus local","sourceTitle":null,"edition":null,"publisher":null,"place":null,"date":null,"volume":null,"series":null,"citation":"Commentaria in conica, ed. J. L. Heiberg, Apollonii Pergaei quae Graece exstant, vol. 2, Leipzig: Teubner, 1893: 168–360. Cod: 20,044: Comm., Math.","citationShort":"Commentaria in conica, ed. J. L. Heiberg, Apollonii Pergaei quae Graece exstant, vol. 2, Leipzig: Teubner, 1893: 168–360."},"rights":{"text":"Document TEI P5 local en UTF-8.","url":null},"provenance":{"authority":null,"sponsors":[],"funders":[],"principal":null,"responsibilities":[]},"corpus":{"version":"2.2.0","date":"2026-08-29"},"revisionDate":"2026-08-29","sourceUrl":"https://maximus.tlg.uci.edu/canon.php","sourceLinkType":"catalogue","sourceRights":null,"citation":"Commentaria in conica. Commentaria in conica, ed. J. L. Heiberg, Apollonii Pergaei quae Graece exstant, vol. 2, Leipzig: Teubner, 1893: 168–360.. urn:cts:greekLit:tlg4072.tlg004.local001","excerpt":"δοθέντα ἰδιοποιήσασθαι, οὐκ ἀληθεύων κατά γε τὴν ἐμήν. ὅ τε γὰρ Ἀρχιμήδης ἐν πολλοῖς φαίνεται ὡς παλαιοτέρας τῆς στοιχειώσεως τῶν κωνικῶν μεμνη- μένος, καὶ ὁ Ἀπολλώνιος οὐχ ὡς ἰδίας ἐπινοίας γράφει· οὐ γὰρ ἂν ἔφη <ἐπὶ πλέον καὶ καθόλου μᾶλλον ἐξειργάσθαι ταῦτα παρὰ τὰ ὑπὸ τῶν ἄλλων γεγραμμένα>. ἀλλ' ὅπερ φησὶν ὁ Γεμῖνος ἀληθές ἐστιν, ὅτι οἱ παλαιοὶ κῶνον ὁριζόμενοι τὴν τοῦ ὀρθο- γωνίου τριγώνου περιφορὰν μενούσης μιᾶς τῶν περὶ τὴν ὀρθὴν εἰκότως καὶ τοὺς κώνους πάντας ὀρθοὺς ὑπελάμβανον γίνεσθαι καὶ μίαν τομὴν ἐν ἑκάστῳ, 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