During the 1020s Ibn Sı̄nā wrote a commentary in Arabic on the logical works of Aristotle, as part of his encyclopedia Al-Šifā’ (The Cure). The commentary runs to some 2180 pages in the recent Cairo edition; this figure includes his commentary Madk ̄ al on Porphyry’s Eisagōgē, which he counted as an introduction to Aristotle’s work. Apart from the Madk ̄ al which was translated into Latin in the 1...

This section 9.3 of Ibn Sı̄nā’s Qiyās is a commentary on sections 25 and 26 of Aristotle’s Prior Analytics i, pages 41b36–43a19. NB the parallel passage in Ibn Sı̄nā’s Burhān iii.2, p. 136ff (Badawi). The paper below is what Wikipedia would call a stub. I will add and correct as time allows. I make the paper available now because it contains a complete translation of Qiyās section 9.3, which is a...

for the first time in the history of logic, abd al razzaq al-jili (d. 570/1174), in the treatise al-lame fi al-shakl al-rabe, dealt with the modal syllogisms of the fourth figure. previous to him, dinha, the priest, and ibn salah al-hamadani had discussed the non-modal moods of the fourth figure. jili’s treatise deals only with simple modalities and ignores the complex ones. his pupil, fakhr al...

Even for the knowledgeable, the tasks get vitiated by the blemishes of fate or the gods, or the human nature. It is not impossible to divine what is meant here, but how much more idiomatically it could have been done: Things go wrong, even for the wise, because of the iniquities of fate and of men. The bibliographical control of source works is almost non-existent, although this is not always a...

After the fall of the Roman Empire in AD 476, scientific progress in Europe had come to a standstill. This era between fall of Rome and the Renaissance is commonly known as the dark ages. However, from the 8th till 13th century, scientific and cultural knowledge had flourished in the Islamic world. This period, which began soon after the establishment of the Abbasid Khalifate in Baghdad in the ...

A close look at the writings of the Middle Eastern and North African scholars who lived in the Middle Ages (roughly between A.D. 476-1500) reveals an immense body of theoretical knowledge pertaining to the humanities, and behavioral and social sciences. A partial list of the scholars who wrote on these issues includes names such as Abu Yusuf (8th century), Abul-Fadl Al-Dimishgi (9th century), A...

the comparison between the views of ibne malek, in alfye, and his son, ibn al-nazem, in sharh ibn al-nazem ‘ala alfiye ibn malek, is one of the most important morphological and grammatical issues in the arabic grammer. alfye (ألفیة ابن مالک) is an educational poetry in arabic grammar that has been versed by ibne malek in the 13th century. at least 43 explanations have been written on this work....