docs: private RangeQuery<V>[] initRangeQueries(Relation<V> relation, int dimensionality) {
      @SuppressWarnings("unchecked")
      RangeQuery<V>[] rangeQueries = (RangeQuery<V>[]) new RangeQuery[dimensionality];
      for(int d = 0; d < dimensionality; d++) {
        rangeQueries[d] = relation.getRangeQuery(new PrimitiveDistanceQuery<>(relation, new OnedimensionalDistanceFunction(d)));
      }
      return rangeQueries;
    }