Treatise on ascertaining the levelness of surfaces
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A short anonymous treatise on the construction and use of an instrument called the 'pipe (الأنبوبة; see f. 29v, line 7)', which functions similarly to a spirit level to ascertain the levelness of a surface. There is a diagram of the instrument on f. 30v. The 'tube (الأنبوبة)' is suspended from ...
Arabic version of the De sphaericis (كتاب الأكر) by Theodosius of Bithynia (ثاودوسيوس; Θεοδοìσιος; c 160-c 100 BC). The preface (f. 1v, lines 3-5, transcribed below) states that it was translated from Greek into Arabic by Qusṭā ibn Lūqā (قسطا بن لوقا; ca 820-912), up to Chapter 3, figure 5, at t...
Kitāb al-kurrah al-mutaḥarrika كتاب الكرة المتحركة Autolycus أوطولوقس
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Arabic version of the De sphaera quae movertur (Περὶ κινουμένης σφαίρας; كتاب الكرة المتحركة) by the astronomer, mathematician and geographer Autolycus of Pitane (Αὐτόλυκος ὁ Πιταναῖος; أوطولوقس; fl. 300 BC), translation from the Greek revised by Thābit ibn Qurrah (ثابت بن قرة; d. 901). Although...
Kitāb Thāwudhūsīyus fī al-layl wa-al-nahār كتاب ثاوذوسيوس في الليل والنهار Theodosius ثاودوسيوس
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Arabic version of the De diebus et noctibus (Περὶ ἡμερῶν καὶ νυκτῶν; كتاب في الليل والنهار) a work on astronomy by Theodosius of Bithynia (ثاوذوسيوس; Θεοδόσιος; c 160-c 100 BC). The translator is said to be Isḥāq ibn Ḥunayn (إسحق بن حنين, d. c 910; see f. 70v, line 2, transcribed below), the son...
Kitāb Thāwudhūsīyus fī al-masākin كتاب ثاوذوسيوس في المساكن Theodosius ثاودوسيوس
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Arabic version of the De habitationibus (Περὶ οἰκήσεων; كتاب المساكن), a work on astronomy by Theodosius of Bithynia (ثاودوسيوس; Θεοδοìσιος; c 160-c 100 BC), translated from the Greek by Qusṭā ibn Lūqā (قسطا بن لوقا; c 820-912). The text contains twelve diagrams. The copy was completed at Yazd ...
Two excerpts from texts on astronomy with comments. The first (ff. 83v-84v) is from a commentary on Ptolemy's (بطلميوس, Claudius Ptolemaeus; c 90-c 168) Almagest (كتاب المجسطي), and relates to the question of the use of the term 'widest (أوسع)' in relation to figures of circles; it contains one ...
Short mathematical texts, notes and diagrams in Arabic and Persian
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Notable contents include: Commentary on Naṣīr al-Dīn Muḥammad ibn Muḥammad al-Ṭūsī's (نصير الدين محمد بن محمد الطوسي; d. 1274) edition of Euclid's (Εὐκλείδης; أقليدس; fl. 300 BC) Elements (الأصول) (ff. 86v-88r); Text by Naṣīr al-Dīn Muḥammad ibn Muḥammad al-Ṭūsī's (نصير الدين محمد بن محمد الطوسي...
Fawā’id al-Jamālī fī uṣūl al-handasah فوائد الجمالي في أصول الهندسة Samarqandī, Muḥammad ibn Ashraf سمرقندي، محمد بن أشرف
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Persian translation of a treatise on geometry, the Ashkāl al-ta’sīs (أشكال التأسيس) by Shams al-Dīn Muḥammad ibn Ashraf al-Ḥusaynī al-Samarqandī (شمس الدين محمد بن أشرف الحسيني السمرقندي, d. 1302; see f. 118v, line 7). The translation was made by Maḥmūd ibn Muḥammad ibn Muḥammad ibn Qiwām al-Qāḍ...