Table 1: Processing time of 𝑛 products on 𝑚 machines.

Machine j ( 𝑀 𝑗 )

Product i (Pi)m1m2m3mm
Product 1t11t12t13tm1
Product 2t21t22t23tm2
Product 3t31t32t33tm3
Product n tn1tn2tn3tnm