In this book, you will discover the origins of mathematics in the distant past of the Sumerian and Babylonian civilizations. Whether it is Pythagoras’ theorem or compound interest accounting, they all began at Sumer and Babylon. Like to know when your bank investment will double? Travel aboard this book some 5000 years back in time to ask a Sumerian banker! Since an early age, Saad Taha Bakir has developed a deep interest in the origins of mathematics. He studied mathematics at the American University of Beirut where he obtained B.S. and M.S. degrees; then he earned a Ph.D. degree in statistics from Virginia Tech. Bakir has taught mathematics and statistics at several national and international universities, and he has published several articles in scholarly journals. Since an early age, Saad Taha Bakir has developed a deep interest in the origins of mathematics. He studied mathematics at the American University of Beirut where he obtained his B.S. and M.S. degrees; then he earned a Ph.D. degree in statistics from Virginia Tech. Bakir has taught mathematics and statistics at several national and international universities, and he has published several articles in scholarly journals.