Optimization, Operations Research, Python, Programming, Data Science.
return total <= 1 def cstr_precede(model, m, j): o = model.seq[j].prev(m) if o is None: prev_term = 0 else: prev_term = sum( (t + model.p[o, j]) * model.x[o, j, t] for t in model.T ) current_term = sum( t * model.x[m, j, t] for t in model.T ) return prev_term <= current_term def