"Fuzzy Control - the revolutionary computer technology that is changing our world" - these and other headlines could be read when in the early 90's news from Japan came over telling us about the success of fuzzy controllers. The idea which was put into practice had been suggested by Lot? A. Zadeh in Berkeley in 1965. It had been developed and tested in some practical - plications, especially in Europe. In Japan fuzzy control was celebrated as a technology...