Recent works about the activity-oriented approach et educational modeling languages ask questions about the pedagogical scenario concept. The aim of this paper is to define the fo...
: This paper describes the direct relationship between the perception of citizenship and its material expression, with emphasis on how changing expression obliges a rethink of the ...
We study problems of reconguration of shortest paths in graphs. We prove that the shortest reconguration sequence can be exponential in the size of the graph and that it is NP-hard...
: The formalizations of periods of time inside a linear model of Time are usually based on the notion of intervals, that may contain or may not their endpoints. This is not enough ...
: Software applications interoperability is a challenge for modern enterprises. It needs establishing standards and protocols for data exchange between different enterprise systems...