Viable Supply Chain Network Design by considering Blockchain Technology and Cryptocurrency

Table 6

Cost and time solution for different problems.

Prob.		Binary var.	Positive var.	Free var.	Constraint	Cost function	Time (seconds)
P1	3.3.3.3.3.3.3.3	13	981	17	688	2839008.413	1.012
P2	3.3.3.3.3.3.3.5	13	1635	21	1140	2868628.538	2.857
P3	4.4.4.4.4.4.4.3	17	3081	17	1576	3931302.815	15.437
P4	4.4.4.6.4.4.4.4	19	5132	19	2354	3813256.048	26.237
P5	5.5.5.6.5.5.5.5	22	13765	21	5310	5525665.563	538.483
P6	8.8.8.6.8.8.8.5	31	71695	21	19260	—	—
P7	12.12.12.12.12.12.8.5	49	276495	21	46140	—	—
P8	20.8.8.12.15.15.20.7	49	1050021	25	191180	—	—
P9	30.8.8.12.20.20.30.10	59	3840030	31	636110	—	—
P10	40.8.8.12.30.35.40.15	69	17640045	41	2646160	—	—