[A treatise on rational and irrational magnitudes, being a commentary on the 10th book of the Elements of Euclid, by بلس, i.e. Vettius Valens (?). Translated into Arabic by Abū ʻUthmān al-Dimashqī. Edited by F. Wöpcke.].
Writing a summary for young readers…
For young readers
Book data: Open Library