The following problem is considered: Given an undirected, connected graph G, find a spanning tree in G such that the sum of the lengths of the fundamental cycles (with respect to this tree) isâ€¦ (More)

A fault-tolerant multistage interconnection network, called the H-network, and a fault-tolerant control algorithm for this network are introduced. The novel feature of this network lies in itsâ€¦ (More)

The study of evolution of networks has received increased interest with the recent discovery that many real-world networks possess many things in common, in particular the manner of evolution of suchâ€¦ (More)

The second postulate of special relativity, namely, the equivalence of inertial frames, implies that all clocks must run identically across inertial frames. Under this principle, global clockâ€¦ (More)

Over the last several years I have carried out research in the areas of parallel processing and information technology. Some of the problems I worked on are described below. With the advent ofâ€¦ (More)

A recent paper [1] described the design of a system called Semantic Bridge which provides programmable access to unknown remote data. This paper describes an implementation of that system in theâ€¦ (More)