dekker-phd-thesis/assets/mzn/6_lns_minisearch_pred.mzn

predicate uniformNeighbourhood(array[int] of var int: x, float: destrRate) =
  forall(i in index_set(x))
  (if uniform(0.0,1.0) > destrRate then x[i] = sol(x[i]) else true endif);