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CCCG
2006
15 years 8 months ago
On the Smallest Enclosing Information Disk
We present a generalization of Welzl's smallest enclosing disk algorithm [E. Welzl, Smallest enclosing disks (balls and ellipsoids), in: New Results and New Trends in Compute...
Frank Nielsen, Richard Nock
APAL
2010
79views more  APAL 2010»
15 years 7 months ago
On lovely pairs of geometric structures
We study the theory of lovely pairs of geometric structures, in particular o-minimal structures. We characterize "linear" theories in terms of properties of the correspon...
Alexander Berenstein, Evgueni Vassiliev
AMC
2007
64views more  AMC 2007»
15 years 7 months ago
On the global attractivity controversy for a delay model of hematopoiesis
Recently, particular counterexamples were constructed to some theorems of a previous paper, concerning the global attractivity of the positive equilibrium for the delay equation _...
Gergely Röst
186
Voted
CAGD
2010
102views more  CAGD 2010»
15 years 7 months ago
Nonnegativity preserving macro-element interpolation of scattered data
Abstract. Nonnegative bivariate interpolants to scattered data are constructed using some C1 macro-element spline spaces. The methods are local, and rely on adjusting gradients at ...
Larry L. Schumaker, Hendrik Speleers
CORR
2008
Springer
71views Education» more  CORR 2008»
15 years 7 months ago
Subclose Families, Threshold Graphs, and the Weight Hierarchy of Grassmann and Schubert Codes
Abstract. We discuss the problem of determining the complete weight hierarchy of linear error correcting codes associated to Grassmann varieties and, more generally, to Schubert va...
Sudhir R. Ghorpade, Arunkumar R. Patil, Harish K. ...