@ARTICLE {, title = {FERMATOV PRINCÍP MINIMÁLNEHO ČASU alebo Keď dlhšia cesta je rýchlejšia}, author = {Jadroňová, Miriam}, journal = {Obzory matematiky, fyziky a informatiky}, year = {2003}, volume = {32}, number = {3}, pages = {46--51}, issn = {1335-4981}, abstract = {The article deals with the Fermat’s Principle of Least Time. This principle states that light travels between any two points in the shortest possible time.}, }