This paper is an attempt to develop a unifying algebraic framework for extensional theories capturing formally the informal concept of extensionality, as well as a generic automate...
The recent major revision of the UML (see [4]) has introduced significant changes and additions. In particular, Message Sequence Charts (MSC) according to the ISO standard (see [...
This paper discusses file system Access Control Lists as implemented in several UNIX-like operating systems. After recapitulating the concepts of these Access Control Lists that ...
This paper presents an algebraic formalism for reasoning on finite increasing sequences over Boolean algebras in general and on generalizations of Rough Set concepts in particular...
The first example of an absolutely normal number was given by Sierpinski in 1916, twenty years before the concept of computability was formalized. In this note we give a recursive...