... presented our study of the optimal planning and sequencing for parallel machiningoperations. The combinatorial nature of sequencing and the complication of having precedence and mode constraints ... 9,10, and 16 had been performed before it was transformed to WL2.At time 0, the machine started working on the new workpiece. Operations 1 and 2 were performedsimultaneously by MU1 and MU2 ... Nee and A.N. Poo, Integrated application of expert systems and neural networks for machining operation sequencing, in Neural Networks in Manufacturing and Robotics, Y.C.Shin, A.H. Abodelmonem and...