%0 Journal Article %A Sekiguchi, Yoshiyuki %T Notes on Optimality Conditions Using Newton Diagrams and Sums of Squares %J Serdica Mathematical Journal %D 2015 %P 431-456 %V 41 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/SMJ2_2015_41_4_a6/ %G en %F SMJ2_2015_41_4_a6