Name

---

      SETMINUS

Purpose

---

      Eliminate elements from a set that are also in another set.

Category

---

Calling Sequence

---

      c = setminus(a,b)

Inputs

---

      a = set (array) to process. in
      b = set (array) of elements to eliminate. in

Keyword Parameters

---

Outputs

---

      c = resulting set (array). out

Common Blocks

---

Notes

---

      Notes: works for any type arrays.
        Will not remove the element of a one element array.
        This is because IDL does not have empty arrays
        (corresponding to empty sets).

Modification History

---

      R. Sterner, 7 Aug, 1991
  Copyright (C) 1991, Johns Hopkins University/Applied Physics Laboratory
  This software may be used, copied, or redistributed as long as it is not
  sold and this copyright notice is reproduced on each copy made. This
  routine is provided as is without any express or implied warranties
  whatsoever. Other limitations apply as described in the file disclaimer.txt.