Many occurrences in real-life result from decisions taken by a very large number of decision makers. Furthermore, these decisions often depend on the optimisation of several conflicting criteria. The decision or behaviour of every microscopic entity results finally in a global macroscopic...

Engineering design problems are usually formulated as non-linear problems with integer, discrete or continuous variables. This paper presents a new interactive procedure to handle these kinds of problems. This procedure is based on the interactive goal programming model and the concept of...