The graph theory is an old subject and nowadays it has become a method widely used in various fields of mathematics, computer science, engineering, chemistry, among others. Its application ranges from ...

Abstract: The shortest path problem is a widely recognized and fundamental optimization problem in operations research. Nearly all practical implementations of the shortest path issue include ...

CAPE CANAVERAL, Fla. — Toilet plumbing problems, email glitches and issues phoning home: Astronauts are just like us! Subscribe to read this story ad-free Get unlimited access to ad-free articles and ...

Abstract: A fully-quantum network implies the creation of quantum entanglement between a given source node and some other destination node, with a number of quantum repeaters in between. This paper ...