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Part of video series The Fourth Dimension
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The math of geography on the earth, the latitudes and longitudes, and the stereographic projection of the earth are explained in this video.
- How does math relate to latitude and longitude on the earth?
- How can you use two numbers to describe a point on a sphere like the earth?
- What is a stereographic projection?
- Who is Hipparchus?
- Who is Ptolemy?
- How can you draw a picture of the earth in two dimensions on a flat piece of paper?
Learn about Hipparchus and how Geometry is related to geography. The earth and its geography is discussed in detail as shown on a sphere, and the lines of latitude and longitude are explained mathematically. Ptolemy and the stereographic projection are also shown. The projection of lines of latitude and longitude are also discussed. The visual representations are very impressive.