Dong-Soo Kim

collaborators

2 papers

math.DG2014

Cheng-Yau operator and Gauss map of surfaces of revolution

Dong-Soo Kim, Jong Ryul Kim, Young Ho Kim

We study the Gauss map $G$ of surfaces of revolution in the 3-dimensional Euclidean space $E^{3}$ with respect to the so called Cheng-Yau operator $□$ acting on the…

math.DG2014

Area of triangles associated with a curve II

Dong-Soo Kim, Wonyong Kim, Young Ho Kim +1

It is well known that the area $U$ of the triangle formed by three tangents to a parabola $X$ is half of the area $T$ of the triangle formed by joining their points of contact. In…