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 13

Subtract (−7, −2, 4, 14) from uncovered intervals.

	I	II	III	IV
A	(−8, −2, 2, 8)	(−20, −3, 9, 20)	(−21, −6, 6, 21)	(−21, −3, 8, 20)
B	(−4, 1, 6, 12)	(−8, −2, 2, 8)	(−10, −4, 3, 11)	(−7, 1, 5, 12)
C	(−8, −2, 2, 8)	(−19, −3, 9, 20)	(−21, −4, 9, 22)	(−21, −4, 6, 20)
D	(−5, 2, 7, 14)	(−9, −1, 3, 9)	(−11, −4, 4, 11)	(−10, −2, 2, 10)