al-Bayān wa al-tidhkār fī ṣanʻat ʻamal al-ghubār. - Abū Bakr al-Ḥaṣṣār, active 12th century; Ṭūsī, Naṣīr al-Dīn Muḥammad ibn Muḥammad, 1201-1274; Sāʻātī, ʻAlī ibn Thaʻlab; Baghdādī, Muḥammad ibn ʻAbd Allāh ibn al-Mujill; Schoenberg, Lawrence J. (Baghdād)
The first part of a treatise on arithmetic and algebra, with some marginal notes.
Binding: Early calf over paper boards, blind-stamped with central four-lobed medallion and rolled double frame with text in the outer frame.
Collation: Paper, i + 86 + i; 1⁸ 2¹² 3⁸ 4¹² 5⁸ 6¹² 7⁸ 8¹² 9⁶. Catchwords on each leaf, lower left verso.
Layout: Written in 15 long lines.
Ms. codex.
Origin: Copied by Muḥammad ibn ʻAbd Allāh ibn al-Mujill al-Baghdādī at al-Madrasah al-Niẓāmīyah in Baghdad, completed A.H. Safar 590 (Jan.-Feb. 1194, f. 86r).
Script: Written in naskh in black ink; partially pointed.
Keywords: Algebra -- Early works to 1800.; Arithmetic -- Early works to 1900.; Mathematics, Arab -- Early works to 1800.; Algebra; Arithmetic; Mathematics, Arab; Manuscripts, Arabic -- 12th century; Manuscripts, Medieval; Early works