Ostaszewski, Krzysztof An investigation into possible applications of fuzzy set methods in actuarial science / Krzysztof Ostaszewski - Schaumburg, Ill. : Society of Actuaries, 1993 - 85 p. : ill. ; 25 cm. Includes bibliographical references (p. 71-80) and index ISBN: 0938959271 RM52.80 Subjects--Topical Terms: Insurance--MathematicsFuzzy sets