static <A> L<A> lambdaMapLike mapDoubleArrayToList(IF1<Double, A> f, double[] l) {
  L out = emptyList(l(l));
  if (empty(l)) ret out;
  int n = l.length;
  for i to n:
    out.add(f.get(l[i]);
  ret out;
}

static <A> L<A> lambdaMapLike mapDoubleArrayToList(double[] l, IF1<Double, A> f) {
  ret mapDoubleArrayToList(f, l);
}

Began life as a copy of #1027893