Virtual organization emerged as a highly flexible structure in response to the rapidly changing environment of 20th century. This organization consists of independently working parties that combine their best possible resources to exploit the emerging market opportunities. There are no formal control and coordination mechanisms employed by the classical hierarchical structures.
Mathematics is a mere instance of First-Order Predicate Calculus. Therefore it belongs to applied Monotonic Logic. So, we found the limitations of classical logic reasoning and the clear advantages of Fuzzy Logic and many other new interesting tools. We present here some of the more usefulness tools of this new
The procedures of searching solutions to problems, in Artificial Intelligence, can be brought about, in many occasions, without knowledge of the Domain, and in other situations, with knowledge of it. This last procedure is usually called Heuristic Search. In such methods the matrix techniques reveal themselves as essential. Their introduction