The time-line of geometry
Before, during, and after Euclid:
- 2600 BC The Great Pyramid, Stonehenge
- 500 BC Thales, Pythagoras
- 285 BC Euclid
- 400 AD to 1500 AD Euclid's voyage
- 1538 AD Greaves revives ancient geometry
- 1570 AD Dee brings Euclid to London
- 1660 AD Newton, calculus
- 1794 AD Euler, noneuclidean geometry
- 1889 AD Poincaré chaos theory
- 1975 AD Mandlebrot; fractal geometry
Ralph H. Abraham, 27 May 1996.