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41

MOC
2000

76views more MOC 2000»

The convergence of the cascadic conjugate-gradient method applied to elliptic problems in domains with re-entrant corners

14 years 10 days ago

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Abstract. We study the convergence properties of the cascadic conjugategradient method (CCG-method), which can be considered as a multilevel method without coarse-grid correction. ...

Vladimir Shaidurov, Lutz Tobiska

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33

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ESA
2010
Springer

142views Algorithms» more ESA 2010»

The Geodesic Diameter of Polygonal Domains

14 years 1 months ago

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This paper studies the geodesic diameter of polygonal domains having h holes and n corners. For simple polygons (i.e., h = 0), it is known that the geodesic diameter is determined...

Sang Won Bae, Matias Korman, Yoshio Okamoto

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37

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CCCG
2009

120views Computational Geometry» more CCCG 2009»

Approximating Maximum Flow in Polygonal Domains using Spanners

14 years 1 months ago

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We study a maximum flow problem in a polygonal domain P: Determine the maximum number of disjoint "thick" paths (of specified width w) through P from a source edge to a ...

Joondong Kim, Joseph S. B. Mitchell, Jingyu Zou

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