%0 Journal Article %A HIROSHI HARUKI %T On an Application of the 'Square' Functional Equation to a Geometrie Characterization of Quadratic Functions from the Standpoint of Conformal-Mapping Properties %J Aequationes mathematicae %D 1971 %P 36-38 %V 6 %I mathdoc %U http://geodesic.mathdoc.fr/item/AM2_1971__6_136165/ %F AM2_1971__6_136165