Paths on a surface (*) 
Starting page
Translated for Atractor by a CMUC team, from its original version in Portuguese. Atractor is grateful for this cooperation.
(*) This work was carried out under the guidance of Professor Armando Machado from the Universidade of Lisbon, under a grant by the Calouste Gulbenkian Foundation to develop a project for the promotion of Mathematics in Atractor.
Since many browsers are blocking Java nowadays, it was decided to convert to Javascript the original applets of this section. This conversion was carried out within the scope of a support received from FCT - Fundação para a Ciência e a Tecnologia, through FACC (Fundo de Apoio à Comunidade Científica).
