The Discriminant of Second Fundamental Form

Abstract

C o m m u n .Fa c .S c i.U n iv .A n k .S e rie s A 1 Vo lu m e 5 6 , N u m b e r 1 , P a g e s 1 -6 (2 0 0 7 ) IS S N 1 3 0 3 -5 9 9 1 THE DISCRIMINANT OF SECOND FUNDAMENTAL FORM BENGU KILICAbstract. In this study we consider the discriminant of the second fundamental form. As application we also give necessary condition for Vranceanu surface in E 4 to have vanishing discriminant.