%0 Journal Article %A Radojko Damjanović %T Opposite Polynomial, Subtraction of Polynomials %J Nastava matematike %D 2003 %P 46 %V XLVIII %N 3-4 %I mathdoc %U http://geodesic.mathdoc.fr/item/NM_2003_XLVIII_3-4_a6/ %G en %F NM_2003_XLVIII_3-4_a6