About 1304), translated Arabic scientific works, such as parts of Averroes and Ghazzali, Arabic versions from the Greek, as Euclid's Data, Autolycus, Menelaus (0 1 '$'n) and Theodosius on the Sphere, and Ptolemy's Almagest.
It accordingly comments on the Sphaerica of Theodosius, the Moving Sphere of Autolycus, Theodosius's book on Day and Night, the treatise of Aristarchus On the Size and Distances of the Sun and Moon, and Euclid's Optics and Phaenomena.
Autolycus הגייה עם משמעויות, מילים נרדפות, הפכים, תרגומים, משפטים ועוד