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cs.CG2007★ 23 cited
Constructing Optimal Highways
Hee-Kap Ahn, Helmut Alt, Tetsuo Asano +7
For two points and in the plane, a straight line , called a highway, and a real , we define the \emph{travel time} (also known as the \emph{city distance}) from …
cs.CG2007
Aperture-Angle and Hausdorff-Approximation of Convex Figures
Hee-Kap Ahn, Sang Won Bae, Otfried Cheong +1
The aperture angle alpha(x, Q) of a point x not in Q in the plane with respect to a convex polygon Q is the angle of the smallest cone with apex x that contains Q. The aperture ang…