The preparatory study for an exhibit of matemilano (in the section "Topology"): if we take...
Three circumferences that look like the borromean rings, they aren't Borromean rings; see ...
These three circumpherences are disposed in a way that recalls that of the Borromean rings...
Two double-tied circumpherences, (the Solomon's knot).Exhibit of matemilano, section "Topo...
If we take this map of Milan of the sixteenth century (whose shape is similar to a decagon...
objects