Omnis circulus triangulo orthogonio est equalis cuius unum duorum laterum rectum continentium ... (MS Paris, BnF, lat. 9335. Link [⬈], f. 28va).
Arabic Print or Manuscript
Archimedes, Fī Misāḥat al-dāʾira, in: Wilbur R. Knorr, Textual Studies in Ancient and Medieval Geometry (Boston, 1989), pp. 455–463 [facs. of MS Istanbul, Süleymaniye, Fatih 3414, ff. 2v–6v].
Latin Print or Manuscript
Archimedes, De mensura circuli, in: Marshall Clagett, ed., Archimedes in the Middle Ages, Vol. 1: The Arabo-Latin Tradition (Madison, 1964), pp. 40–54.
Ostendere uolo in hoc tractatu quid sit crepusculum et quae caussa necessario faciens
eius apparitionem ... (Ibn Muʿāḏ (Abhomad), Alhazen filii Alhayzen De crepusculis et nubium ascensionibus liber unus, in: Ibn al-Hayṯam (Alhazen), Opticae thesaurus Alhazeni Arabis libri septem, ed. Friedrich Risner (Basel, 1572), pp. 283–288. Link [⬈], p. 283).
Arabic Print or Manuscript
not extant
Latin Print or Manuscript
Mark A. Smith, ‘The Latin Version of lbn Muʿāḏ’s Treatise On Twilight and the Rising of Clouds’, in: Arabic Science and Philosophy 2(1) (1992), pp. 83–132, here pp. 96–116.
Moslem filius Amet inquit de illis que Ptolemeo addicendum necessaria fuerunt in figura sectore ... (MS Naples, BN, VIII E 33, f. 100r).
Arabic Print or Manuscript
Maslama al-Maǧrīṭī (Meslem), Note on Ptolemy’s Treatment of the Sector-Figure, in: Thābit ibn Qurra (Thebit), On the Sector-Figure and Related Texts, ed. and transl. Richard Lorch (Frankfurt a. M., 2001, repr. Augsburg, 2008), pp. 118–120.
Latin Print or Manuscript
Maslama al-Maǧrīṭī (Meslem), Note on Ptolemy’s Treatment of the Sector-Figure, in: Thābit ibn Qurra (Thebit), Thabits Werk über den Transversalensatz (liber de figura sectore), ed. Axel A. Björnbo (Erlangen, 1924), pp. 23–24.
al-Nayrīzī (Anaritius)
Excerpts from Simplicius’ Commentary on the Definitions, Postulates and Axioms in Book I of Euclid’s Elements
Mustaḫlaṣāt Abī l-ʿAbbās al-Nayrīzī min tafsīr Sinblīqiyūs li-l-ḥudūd wa-l-muṣādarāt wa-l-ʿulūm al-mutaʿārifa al-muqaddima li-l-maqāla al-ūlā min Kitāb al-Uṣūl li-Awqlīdis
[D]ixit euclides punctum est quod partem non habet... (MS Vatican, BAV, Reg. lat. 1268. Link [⬈], f. 144r).
Arabic Print or Manuscript
al-Nayrīzī (Anaritius), Abū l-ʿAbbās an-Nayrīzīs Exzerpte aus (Ps.-?)Simplicius’ Kommentar zu den Definitionen, Postulaten und Axiomen in Euclids Elementa I, ed. Rüdiger Arnzen (Cologne/Essen, 2002).
Latin Print or Manuscript
al-Nayrīzī (Anaritius), The Latin Translation of Anaritius’ Commentary on Euclid’s Elements of Geometry Books I–IV, ed. Paul M. J. E. Tummers (Nijmegen, 1994).
Quod de figura que nominatur sector dixisti et quod de ea quesiuisti ... (MS Paris, BnF, lat. 7377b. Link [⬈], f. 66r).
Arabic Print or Manuscript
Thābit ibn Qurra (Thebit), Risāla fī l-Šakl al-qaṭṭāʿ, in: Id., On the Sector-Figure and Related Texts, ed. and transl. Richard Lorch (Frankfurt a. M., 2001, repr. Augsburg, 2008), pp. 42–110.
Latin Print or Manuscript
Thābit ibn Qurra (Thebit), De figura sectore, in: Id., Thabits Werk über den Transversalensatz (Liber de figura sectore), ed. Axel A. Björnbo (Erlangen, 1924), pp. 6–23.
Incipit Liber Machometi filii Gebir filii Ceneni qui vocatur Albateni in numeris stellarum et in locis motuum earum experimenti ratione conceptorum ... (MS Oxford, BL, Canon. Misc. 61, f. 23r).
Arabic Print or Manuscript
al-Battānī (Albategnius), Opus Astronomicum. Ad fidem codicis escurialensis arabice editum, ed. Carlo A. Nallino, vol. 3 (Milan, 1899).
Latin Print or Manuscript
al-Battānī (Albategnius), De numeris stellarum et motibus (Bologna, 1645). Link [⬈].
Thebit (Thābit ibn Qurra)
Treatise on the Figure of Secants
Risāla fī l-Šakl al-qaṭṭāʿ
Intellexi quod dixisti super figura que nominatur cata
anonymous (Grecizing)
Latin Incipit
Intellexi quod dixisti super figura que nominatur cata ... (Thābit ibn Qurra (Thebit), De figura sectore, in: Id., On the Sector-Figure and Related Texts, ed. and transl. Richard Lorch (Frankfurt a. M., 2001, repr. Augsburg, 2008), pp. 124–140, p. 124).
Arabic Print or Manuscript
Thābit ibn Qurra (Thebit), Risāla fī l-Šakl al-qaṭṭāʿ, in: Id., On the Sector-Figure and Related Texts, ed. and transl. Richard Lorch (Frankfurt a. M., 2001, repr. Augsburg, 2008), pp. 42–110.
Latin Print or Manuscript
Thābit ibn Qurra (Thebit), De figura sectore, in: Id., On the Sector-Figure and Related Texts, ed. and transl. Richard Lorch (Frankfurt a. M., 2001, repr. Augsburg, 2008), pp. 124–140.
Archimedes
On the Measurement of the Circle (or: On the Division of the Circle)
Omnis circulus triangulo ortogonio cuius unum ex duobus lateribus recto adiacentibus ... (MS Paris, BnF, lat. 11246. Link [⬈], f. 37v).
Arabic Print or Manuscript
Archimedes, Fī Misāḥat al-dāʾira, in: Wilbur R. Knorr, Textual Studies in Ancient and Medieval Geometry (Boston, 1989), pp. 455–463 [facs. of MS Istanbul, Süleymaniye, Fatih 3414, ff. 2v–6v].
Latin Print or Manuscript
Archimedes, In quadratum circuli, in: Marshall Clagett, ed., Archimedes in the Middle Ages, Vol. 1: The Arabo-Latin Tradition (Madison, 1964), pp. 20–26.
Thebit (Thābit ibn Qurra)
Treatise on the Figure of Secants
Risāla fī l-Šakl al-qaṭṭāʿ
Inter universas geometrice speculationis figuras
anonymous
Latin Incipit
Inter uniuersas geometrice speculationis figuras ... (Thābit ibn Qurra (Thebit), De figura sectore, in: Id., On the Sector-Figure and Related Texts, ed. and transl. Richard Lorch (Frankfurt a. M., 2001, repr. Augsburg, 2008), pp. 142–151, p. 142).
Arabic Print or Manuscript
Thābit ibn Qurra (Thebit), Risāla fī l-Šakl al-qaṭṭāʿ, in: Id., On the Sector-Figure and Related Texts, ed. and transl. Richard Lorch (Frankfurt a. M., 2001, repr. Augsburg, 2008), pp. 42–110.
Latin Print or Manuscript
Thābit ibn Qurra (Thebit), De figura sectore, in: Id., On the Sector-Figure and Related Texts, ed. and transl. Richard Lorch (Frankfurt a. M., 2001, repr. Augsburg, 2008), pp. 142–151.