Scope and Contents A treatise on general arithmetic by the celebrated astronomer Ghiyās al-Dīn Jamshīd b. Mas'ūd b. Maḥmūd al-Ṭayyib al-Kāshī, commonly known as Al-Ghayyās, (d. ca. 1436 C.E.) who dedicated the work to Mīrzā Ulugh Beg, grandson of Tīmūr (see fol. 4b). The author, who is reputed to have possessed rough manners, with little or no knowledge of the etiquette of the Court, was nevertheless a favourite with Ulugh Beg, who had appointed him one of the four keepers of his observatory, which had been...

Scope and Contents This is a much more complete work of Euclid than the Greek text that has come down to us. It was translated from the Greek by the famous philosopher and astronomer Khwājah Naṣīr al-Dīn al-Ṭūsī (d. 672 A.H., 1274 C.E.) b. Imām Fakhr al-Dīn, and was brought to Spain by the Arabs, thence a knowledge of its contents was diffused throughout Europe long before the Greek original was discovered. In this work Naṣīr al-Dīn proves most of the propositions, sometimes in two, three, and four ways,...

Scope and Contents The treatise on conic sections by Apollonius of Perga, who was born in the reign of Ptolemy Euergetes, and died during that of Ptolemy Philopater, who ruled 222-205 B.C. It is stated on fol. 52b that Apollonius dedicated the first three books of his conic sections to Eudemus. The treatise was originally in eight books, of which only the first four were known in Europe. About the middle of the seventeenth century the next three books were translated from an Arabic MS. dated 1250 C.E. The...

Scope and Contents

This is only the third fann, or part, of apparently a large work on arithmetic. The author's name is not given. In its present form it treats with that branch of the Theory of Numbers which is called Zawju al-Zawj), it is illustrated by numerous tables.

Scope and Contents This is a much more complete work of Euclid than the Greek text that has come down to us. It was translated into Arabic (from Greek) by the famous philosopher and astronomer Khwājah Naṣīr al-Dīn al-Ṭūsī (d. 672 A.H., 1274 C.E.) b. Imām Fakhr al-Dīn, and was brought to Spain by the Arabs, thence a knowledge of its contents was diffused throughout Europe long before the Greek original was discovered. In this work Naṣīr al-Dīn proves most of the propositions, sometimes in two, three, and four...

Scope and Contents

A slightly defective copy of Nasīr al-Dīn Muḥammad al-Ṭūsī's (died 672 A.H., 1274 C.E.) edition of the Arabic version of Almagest by Claudius Ptolemy (c.100–170 C.E.), a 2nd-century Greek-language treatise on mathematics and astronomy concerning the planetary paths and motions of the stars.

The present copy contains many astronomical tables and diagrams; headings in red; an innumerable amount of glosses on the margin.

Scope and Contents A defective copy of Nasīr al-Dīn Muḥammad al-Ṭūsī's (died 672 A.H., 1274 C.E.) edition of the Arabic version of Almagest by Claudius Ptolemy (c. 100 – 170 C.E.), a 2nd-century Greek-language treatise on mathematics and astronomy concerning the planetary paths and motions of the stars.In the present copy the tables are left blank. Of the 13 articles, or sections of the work, only six are marked here. This may be due to a lacuna. The first eight...