@ARTICLE {, title = {Matematické nástroje - Metódy hľadania najmenšieho a najväčšieho prvku}, author = {Vrábel, Peter}, journal = {Obzory matematiky, fyziky a informatiky}, year = {2008}, volume = {37}, number = {4}, pages = {17--21}, issn = {1335-4981}, abstract = {Finding the smallest (greatest) value of some term, function or finding the least (most) set of objects with given properties is frequent in mathematics. Some methods (without using derivation) of finding extreme values are illustrated on solutions of various tasks in the paper.}, }