CLA230H1 Lecture 4: CLA230- Week 4 Readings+ Week 5 Readings- Ch 9+ 10.docx
Document Summary
Week 4 + week 5- ch 9, 10. Babylonian thinkers developed the base 60 numerical system we use for minutes in an hour today. Mesopotamians developed algebra, and recorded movements of the stars and planets. All these developments, and more, came to influence greek thought: the egyptian pyramids are proof of their well developed mathematical abilities. Natural philosophy in miletus: greek"s settled in what is now western turkey in early 1st millennium bc- emigrating through athens to avoid the problems of dark age greece. Claiming to be descendants of a man named ion, they called the area ionia. He tells us there were 3 main thinkers, thales, anaximander, and anaximenes. = all three had numerous followers and wanted to explain the material cause of things- where the world came from= they were the first natural philosophers: thales thought the primary element as the source of everything was water.
