Contradiction is often seen as a defect of intelligent systems and a dangerous limitation on efficiency. In this paper we raise the question of whether, on the contrary, it could ...
A general (rectangular) partition is a partition of a rectangle into an arbitrary number of non-overlapping subrectangles. This paper examines vertex colorings using four colors o...
Abstract: In several rule-based applications using graph transformation as underlying modeling technique the following questions arise: How can one be sure that a specific sequence...
We consider the generalized on-line two-server problem in which at each step each server receives a request, which is a point in a metric space. One of the servers has to be moved ...
An important component of compliant motion control is the estimation of contact states during task execution. This paper addresses two fundamental questions that must be answered w...