What the Ancients Did for Us is a 2005 BBC documentary series presented by Adam Hart-Davis that examines the impact of ancient civilizations on modern society
He then travels to Babylon and discovered that the way we tell the time today is based on the Babylonian 60 base number system. So because of the Babylonians we have 60 seconds in a minute, and 60 minutes in an hour. He then shows how the Babylonians used quadratic equations to measure their land. He deals briefly with Plimpton 322.
In Greece, the home of ancient Greek mathematics, he looks at the contributions of some of its greatest and well known mathematicians including Pythagoras, Plato, Euclid, and Archimedes, who are some of the people who are credited with beginning the transformation of mathematics from a tool for counting into the analytical subject we know today. A controversial figure, Pythagoras’ teachings were considered suspect and his followers seen as social outcasts and a little be strange and not in the norm. There is a legend going around that one of his followers, Hippasus, was drowned when he announced his discovery of irrational numbers. As well as his work on the properties of right angled triangles, Pythagoras developed another important theory after observing musical instruments. He discovered that the intervals between harmonious musical notes are always in whole number intervals.[4]. It deals briefly with Hypatia of Alexandria.
[edit] "The Genius of the East"
With the decline of ancient Greece, the development of maths stagnated in Europe. However the progress of mathematics continued in the East. Du Sautoy describes both the Chinese use of maths in engineering projects and their belief in the mystical powers of numbers. He mentions Qin Jiushao.
He describes Indian mathematicians’ invention of trigonometry; their introduction of a symbol for the number zero and their contribution to the new concepts of infinity and negative numbers. It shows Gwalior Fort where zero is inscribed on its walls. It mentions the work of Brahmagupta and Bhāskara II on the subject of zero. He mentions Madhava of Sangamagrama and Aryabhata.
Du Sautoy then considers the Middle East: the invention of the new language of algebra and the evolution of a solution to cubic equations. He talks about the House of Wisdom with Muhammad ibn Mūsā al-Khwārizmī and he visits University of Al-Karaouine. He mentions Omar Khayyám.
Finally he examines the spread of Eastern knowledge to the West through mathematicians such as Leonardo Fibonacci, famous for the Fibonacci sequence.[5] He mentions Niccolò Fontana Tartaglia.
Saturday, February 13, 2010
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