A knot with symmetry C4
At the centre of the floor of the Room of Columns, in Brescia, at the Domus dell'Ortaglia (I-III century a.C.), we can see a Solomon's knot, that represents, from the point of view of symmetry, a cyclic rosette of type C4.
© Musei Civici d'Arte, Storia e Scienze di Brescia
foto di Fotostudio Rapuzzi, Archivio Fotografico Musei
The image belongs to the sections...:
4. (C4) (Symmetry)
Decorations of floors (Anthology of images)
Decorations of floors (Symmetry)
Domus Ortaglia (Brescia) (From the exhibitions of matematita)
(From "XlaTangente")
Knots in the city and outside the city (Topology)
Further information:
http://www.bresciamusei.com/