Description

Al-Baṣāʼir al-Nuṣayrīyah (or Nasiriyah) fī ʻilm al-manṭiq (Insights into the science of logic) is a treatise on formal logic by the medieval Iranian scholar and jurist ʻUmar Ibn Sahlan al-Sawi (died circa 1058). The work is written in Arabic and is named after the Seljuk official Nusayr al-Din Mahmud (died 1109 or 1110). There are extensive notes on the text by the Egyptian religious leader Muhammad ʻAbduh (1849‒1905). Following a brief section on definitions, Ibn Sahlan begins his technical coverage of the elements of formal logic with a discussion ...