%0 Journal Article %A Razzaghi, Mohsen %A Ordokhani, Yadollah %T Solution for a classical problem in the calculus of variations via rationalized Haar functions %J Kybernetika %D 2001 %P [575] %V 37 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/KYB_2001__37_5_a3/ %G en %F KYB_2001__37_5_a3