Using Interval Operations in the Hungarian Method to Solve the Fuzzy Assignment Problem and Its Application in the Rehabilitation Problem of Valuable Buildings in Egypt

Table 11

Subtraction of the minimum interval in each column.

	I	II	III	IV
A	(−4, −1, 1, 4)	(−2, 2, 6, 9)	(2, 4, 6, 12)	(−2, 2, 5, 8)
B	(0, 2, 5, 8)	(−4, −1, 1, 4)	(−1, 2, 5, 9)	(−2, 2, 4, 7)
C	(−4, −1, 1, 4)	(−1, 2, 6, 9)	(2, 6, 9, 13)	(−2, 1, 3, 8)
D	(−1, 3, 6, 10)	(−5, 0, 2, 5)	(−2, 2, 6, 9)	(−5, −1, 1, 5)