Document Type

Technical Report

Number in Series

2008.10

Disciplines

Applied Mathematics | Mathematics

AMS Subject Classification

49J52, 49J53, 49K25

Comments

Dedicated to the memory of Alex Rubinov. This research was partly supported by the US National Science Foundation under grants DMS-0304989 and DMS-0603846 and by the Australian Research Council under grant DP-0451168.

Share

COinS