Uncertainty and Vagueness in Knowledge Based Systems James J Most of the eighteen papers formatIsbn:Softcover 9783642430046 Most of the eighteen papers in this volume are directly connected with that conference It offers engineers The presentation of applicable knowledge representation formalisms and reasoning algorithms substantiates the claim that efficiency requirements do not necessar ily require renunciation of an uncompromising mathematical modeling Essential parts of the material have been the subject of courses given by the first author for students of computer science and mathematics held since 1984 at the University in Braunschweig