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 | ...and so you see, as well as being arguably the father of modern philosophy, Descartes also had a great influence in the world of mathematics. His theories were also the basis for the calculus used in Newton's work... | |
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| uh-huh... | |
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| ...not only that, he also made contributions to the field of optics. He showed by using geometric construction and the law of refraction that the angular radius of a rainbow is 42 degrees. He also independently discovered the law of reflection, and his essay on optics was the first ... | |
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| OH MY GOD! | |
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| What?! | |
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| I've just realised...of all our friends only one of them has blonde hair!!!!1 | |
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