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The aim of the artile is presenting the current state of ordered fuzzy numbers development. New model of fuzzy number was invented in 2002 to overcome drawbacks of classical (convex) fuzzy numbers. Two problems of management accounting are considered. The first relates to the management of supply and determining the optimal size of a delivery from outside, which minimalize total costs, when unit costs...
Keywords:
ORDERED FUZZY NUMBERS, PARTIAL ORDER RELATIONS, DEFUZZIFICATION FUNCTIONALS, MAN- AGEMENT OF SUPPLY, NET PRESENT VALUE (NPV), INTERNAL RATE OF RETURN (IRR)
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