Fuzzy system reliability analysis using fuzzy number arithmetic operations

Fuzzy system reliability analysis using fuzzy number arithmetic operations

FU22Y sets and systems ELSEVIER Fuzzy Sets and Systems 69 (1995) 231 Erratum Fuzzy system reliability analysis using fuzzy number arithmetic operat...

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FU22Y

sets and systems ELSEVIER

Fuzzy Sets and Systems 69 (1995) 231

Erratum Fuzzy system reliability analysis using fuzzy number arithmetic operations Fuzzy Sets and Systems 64 (1994) 31-38 Shyi-Ming Chen Department of Computer and Information Science, National Chiao Tung University, Hsinchu, Taiwan, ROC Received July 1994

In the a b o v e paper, the formulas (11), (14), and (15), and Fig. 4 should be revised, respectively, by ( a l , b l , c l ) G ( a 2 , b 2 , c 2 ) = (al - c2,bl - b2,Cl - a2)

(11)

(a l, b l, cl) Q (a2, b2, c2) = (al/c2, bl/b2, cl/a2)

(14)

@/3 = (8, 10, 12) @(4, 5, 6) = (2, 5, 8)

(15)

AQ)/~ = (8, 10, 12)Q (4,5,6) = (8/6,2,3).

I -~_~__~. . . . .

8~i2 3 4 5 6 8

_~

10

~

12

~,~

15

18

32

50

72

Fig. 4. Fuzzy number operations.

T h e alternations do not affect the correctness of the m e t h o d presented in the paper.

Elsevier Science B.V. SSDI 0 1 6 5 - 0 1 1 4 ( 9 4 ) 0 0 2 3 5 - 5

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