Two treatises on algebra and inheritance calculations and an excerpt on magic squares by Khuzā‘ī, Muḥammad ibn Aḥmad خزاعي، محمد بن أحمد [‎ii-v] (11/282)

Content

Collection of treatises and excerpts mostly by the Yemeni mathematician Jamāl al-Dīn Abū ‘Abd Allāh Muḥammad ibn Aḥmad ‘Umar al-Khuzā‘ī (جمال الدين أبو عبد الله محمد بن أحمد بن عمر الخزاعي, fl. 13th century, see King, 'A Medieval Arabic Report on Algebra Before al-Khwārizmī' and idem, Mathematical Astronomy in Medieval Yemen , appendix, no. 3) and related to algebra and inheritance calculations.

Contents:

• (1) al-Khuzā‘ī, Muḥammad ibn Aḥmad (الخزاعي، محمد بن أحمد), Sharḥ al-mukhtaṣar fī al-jabr wa-al-muqābalah (شرح المختصر في الجبر والمقابلة; ff. 1r-124v);
• (2) al-Khuzā‘ī, Muḥammad ibn Aḥmad (الخزاعي، محمد بن أحمد), Kitāb al-inshā’ fī ‘ilm al-jabr wa-al-muqābalah (كتاب الإنشاء في علم الجبر والمقابلة; ff. 125v-130v);
• (3) al-Khuzā‘ī, Muḥammad ibn Aḥmad (الخزاعي، محمد بن أحمد), Excerpt on magic squares (ff. 130v-132v).

Extent and format

Codex A collection of pages, usually gathered into quires, and bound between covers. ; ff. iii+133+i

Physical characteristics

Material: Western laid paper

Dimensions: 302 x 200 mm leaf [200 x 115 mm written]

Foliation: India Office The department of the British Government to which the Government of India reported between 1858 and 1947. The successor to the Court of Directors. Library foliation stamped in black ink

Ruling: Misṭarah ; 35 lines per page; vertical spacing 18 lines per 10 cm

Script: Naskh

Ink: Black ink, with rubricated headings and diagrams and overlinings in red

Decoration: None

Binding: Purple cloth India Office The department of the British Government to which the Government of India reported between 1858 and 1947. The successor to the Court of Directors. binding

Condition: Extensive insect damage especially towards ends of volume, but little damage to text block; f. 1 mutilated, but with minimal loss of text; ff. 1-6 severly trimmed; ff. 131 and 132 are guarded

Marginalia: Numerous by many hands

Seals: front flyleaf iii and ff. 2r and 132v

Written in

Arabic in Arabic script

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