One of the ten signposts of the MIC project "Maths in the city". This one is placed in Str...
We can find this braid with two threads, identical, both in a bretzel and in the fountain ...
The geometric central element of a bretzel is a braid with two threads, and it is the same...
In Streiter street, in Bolzano, near the fish market, this fountain has a central element ...
One of the ten signposts of the MIC project "Maths in the city". This one is placed in Str...
One of the ten signposts of the MIC project "Maths in the city". This one is placed in St...
In Streiter street, in Bolzano, near the fish market, this fountain has a central element ...
Sulla pieve di S.Agata (Mugello, Fi), una treccia a 4 fili, in cui l'intreccio avviene in ...
Una treccia a 5 fili sull'arco e vari rosoni (in evidenza uno con simmetria diedrale, di t...
Lo schienale attorcigliato rappresenta un nodo trifoglio sinistro. La sua forma si può in...
