1) Animation of the motion of the bodies (planets, asteroids, commets ...) in the (Sun) gravitaton only with JavaScript!

• a) Elliptical motion, choose a and e
  
• b) Elliptical motion, choose a and e

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2) Drawing the graphs of the mathematical expressions (functions):

• Five graphs on the same plane *****

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Author (copyright): Zorko Vicar, 2002; Zorko.Vicar@guest.arnes.si

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