Comparison of a Fuzzy Genetic and Simulated Annealing Algorithm Approach for Project Time-Cost Tradeoff

Table 2

Permissible tolerances for project time-cost tradeoff problem.

Constraints of “less or equal” type			Constraints of “greater or equal” type
Lower bound; (𝑐𝑖)	Deviation; (𝑑𝑖)	Upper bound; (𝑐𝑖 + 𝑑𝑖)	Lower bound; (𝑐𝑖−𝑑𝑖)	Deviation; (𝑑𝑖)	Upper bound; (𝑐𝑖)
𝑍=𝑐0=750	220	970	85	𝑑25=5	𝑐25=90
𝑐1=20	𝑑1=2	22	20	𝑑26=10	𝑐26=30
𝑐2=5	𝑑2=3	8	110	𝑑27=10	𝑐27=120
𝑐3=20	𝑑3=3	23	40	𝑑28=20	𝑐28=60
𝑐4=0	𝑑4=5	5	115	𝑑29=5	𝑐29=120
𝑐5=10	𝑑5=3	13	55	𝑑30=5	𝑐30=60
𝑐6=5	𝑑6=5	10	118	𝑑31=2	𝑐31=120
𝑐7=20	𝑑7=5	25	350	𝑑32=10	𝑐32=360
𝑐8=10	𝑑8=5	15	115	𝑑33=5	𝑐33=120
𝑐9=40	𝑑9=5	45	352	𝑑34=8	𝑐34=360
𝑐10=10	𝑑10=5	15	85	𝑑35=5	𝑐35=90
𝑐11=40	𝑑11=5	45	85	𝑑36=5	𝑐36=90
𝑐12=10	𝑑12=5	15	77	𝑑37=3	𝑐37=80
𝑐13=10	𝑑13=5	15	98	𝑑38=2	𝑐38=100
𝑐14=10	𝑑14=5	15	0	𝑑39=0	𝑐39=0
𝑐15=10	𝑑15=5	15	0	𝑑40=0	𝑐40=0
𝑐16=40	𝑑16=5	45	115	𝑑41=5	𝑐41=120
𝑐17=20	𝑑17=5	25	117	𝑑42=3	𝑐42=120
𝑐18=30	𝑑18=5	35	0	𝑑43=0	𝑐43=0
𝑐19=30	𝑑19=7	37	0	𝑑44=0	𝑐44=0
𝑐20=0	𝑑20=5	5	117	𝑑45=3	𝑐45=120
𝑐21=0	𝑑21=5	5
𝑐22=0	𝑑22=5	5
𝑐23=0	𝑑23=5	5
𝑐24=1010	𝑑24=40	1050