| Abul Wafa determined accurately the obliquity of the ecliptic in 995 A.D. and calculated the variation in the moon's motion. |
| Between the fourth and eighth centuries A.D., most of both portions were conquered by the Franks. |
| By the 4th century A.D., nearly 177 days per year were devoted to the Games, held at the circus. |
| If we make a standard horoscope chart for December 21st, 2012 A.D., nothing very unusual appears. |
| The introduction and organization of zakat in 624 A.D. encouraged accounting for the purpose of zakat calculation and payment. |
| The wonderful second part of the book opens in the Tarim Basin circa 750 A.D. in a settlement of Tocharians. |
