pyrus. (Copyright British Museum.) Akhmin Papyrus (named after the city on the upper Nile where pears that the methods of the scribe Ahmes were still in vogue ment, written in Greek at some point between A.D. 500 and 800, nd Papyrus. Its author, like his ancient predecessor Ahmes, gave posed into unit fractions. Why did Egyptian mathematics remain for more than 2000 years? Perhaps the Egyptians entered their oks, and in later ages, it was considered heresy to modify the er the explanation, the mathematical attainments of Ahmes were of his descendants. 3. Use the Egyptian method of multiplication to calculate the following products: (a) (11++)37. (b) (1++)(9++). (c) (2+)(1++). 4. (a) Show that the product of 4 by 1++ is equal to (Problem 12 of the Rhind Papyrus). (b) Show that the product of 32 +224 by 1++ is equal to (Problem 15 of the Rhind Papyrus). 16 5. Problem 30 of the Rhind Papyrus asks the reader to find a quantity such that + of it will make 10. Do this as the Egyptians would have done, first by