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Heavenly Mathematics: Observing the Sun and the Moon from Different Parts of the World

Heavenly Mathematics: Observing the Sun and the Moon from Different Parts of the World. A/P Helmer Aslaksen Dept. of Mathematics National University of Singapore aslaksen@math.nus.edu.sg www.math.nus.edu.sg/aslaksen/. General Education Modules at the National University of Singapore.

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Heavenly Mathematics: Observing the Sun and the Moon from Different Parts of the World

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  1. Heavenly Mathematics:Observing the Sun and the Moon from Different Parts of the World A/P Helmer Aslaksen Dept. of Mathematics National University of Singapore aslaksen@math.nus.edu.sg www.math.nus.edu.sg/aslaksen/

  2. General Education Modules at the National University of Singapore • Heavenly Mathematics: Cultural Astronomy • Mathematics in Art and Architecture • Mathematics in Politics, Poker and Paradoxes

  3. What’s the goal of this talk? • I learned a lot of fascinating stuff, both mathematics and general knowledge that I’d love to share with you. • Share some experiences from teaching these classes that may inspire you to offer the classes you’ve always wanted to teach!

  4. Where is Singapore?

  5. Content of astronomy course • Basic astronomy from a hemispherically-correct view point. • Calendars, with an emphasis on the four calendars in use in Singapore: Gregorian, Chinese, Muslim and Indian. • Navigation.

  6. Motion of the Sun and the Moon

  7. Where does the Sun set?

  8. Orbit of the Moon around the Sun

  9. The mathematics of the Singapore flag

  10. Analemma picture

  11. Globe

  12. Close-up

  13. Eccentricity

  14. Why does obliquity matter?

  15. Obliquity

  16. Combined effect

  17. Analemma

  18. Rising and setting analemma

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