Snellius
Encyclopedia
Snellius may refer to:
- Rudolph SnelliusRudolph SnelliusRudolph Snellius Rudolph Snellius Rudolph Snellius (Rudolph Snel van Royen (Oudewater, 5 October 1546 – Leiden, 2 March 1613) was a Dutch linguist and mathematician who held appointments at the University of Marburg and the University of Leiden...
(1546–1613), a Dutch linguist and mathematician at the Universities of Marburg and Leiden - Snellius (crater)Snellius (crater)Snellius is a lunar crater located near the southeast limb of the Moon. Because of foreshortening the crater appears oval in shape, although it is actually nearly round. To the northeast is the large crater Petavius. South of Snellius is the crater Stevinus....
, a lunar crater located near the southeast limb of the Moon - Vallis SnelliusVallis SnelliusVallis Snellius is a linear valley on the near side of the Moon. It is located in the rugged southeastern part of the visible surface, to the south of the Mare Fecunditatis. This feature is radial to the Mare Nectaris basin to the west-northwest, much like Vallis Rheita to the southwest, and the...
, a linear valley on the near side of the Moon - Willebrord SnelliusWillebrord SnelliusWillebrord Snellius was a Dutch astronomer and mathematician. In the west, especially the English speaking countries, his name has been attached to the law of refraction of light for several centuries, but it is now known that this law was first discovered by Ibn Sahl in 984...
(1580–1626), a Dutch astronomer and mathematician, most famous for the law of refraction now known as Snell's law