ourMELONS/R/neighbors.R

neighbors <- function(adj_mat, i) {
  #  NEIGHBORS Find the parents and children of a node in a graph.
  #  ns <- neighbors(adj_mat, i)

  # ns <- myunion(children(adj_mat, i), parents(adj_mat, i))
  ns <- find(adj_mat[i, ])
  return(ns)
}