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CORR
2000
Springer
64views Education» more  CORR 2000»
13 years 4 months ago
On the Development of the Intersection of a Plane with a Polytope
Define a "slice" curve as the intersection of a plane with the surface of a polytope, i.e., a convex polyhedron in three dimensions. We prove that a slice curve develops...
Joseph O'Rourke
MOC
1998
83views more  MOC 1998»
13 years 4 months ago
A sweep-plane algorithm for generating random tuples in simple polytopes
Abstract. A sweep-plane algorithm of Lawrence for convex polytope computation is adapted to generate random tuples on simple polytopes. In our method an affine hyperplane is swept ...
Josef Leydold, Wolfgang Hörmann
FFA
2007
62views more  FFA 2007»
13 years 4 months ago
On the parameters of r-dimensional toric codes
From a rational convex polytope of dimension r ≥ 2 J.P. Hansen constructed an error correcting code of length n = (q−1)r over the finite field Fq. A rational convex polytope...
Diego Ruano
DCG
2006
163views more  DCG 2006»
13 years 4 months ago
Isometry-Invariant Valuations on Hyperbolic Space
Abstract. Hyperbolic area is characterized as the unique continuous isometry invariant simple valuation on convex polygons in H2 . We then show that continuous isometry invariant s...
Daniel A. Klain
DAGSTUHL
2003
13 years 6 months ago
Reliable Distance and Intersection Computation Using Finite Precision Geometry
In this paper we discuss reliable methods in the field of finite precision geometry. We begin with a brief survey of geometric computing and approaches generally used in dealing ...
Katja Bühler, Eva Dyllong, Wolfram Luther