Adelard of Bath
Adelard of Bath (; 1080 1152 AD) was a 12th-century English natural philosopher. He is known both for his original works and for translating many important Arabic and Greek scientific works of astrology, astronomy, philosophy and mathematics into Latin from Arabic versions, which were then introduced to Western Europe. He is known as one of the first to introduce the Arabic numeral system to Europe. He stands at the convergence of three intellectual schools: the traditional learning of French schools, the Greek culture of Southern Italy, and the Arabic science of the East.
Classical Arabic
The A1 inscription dated to the 3rd or 4th c. AD in the Greek alphabet in a dialect showing affinities to that of the Safaitic inscriptions shows that short final high vowels had been lost in at least some dialects of Old Arabic at that time, obliterating the distinction between nominative and genitive case in the singular, leaving the accusative the only marked case: