Name

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      CTRIM

Purpose

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      Do a circular trim on an array.

Category

---

Calling Sequence

---

      b = ctrim(a)

Inputs

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      a = input array. in

Keyword Parameters

---

Outputs

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      b = output trimmed array. out

Common Blocks

---

Notes

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      Note: if input array is not square then
        trimmed array is elliptical.

Modification History

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      R. Sterner. 24 May, 1987.
      Johns Hopkins University Applied Physics Laboratory.
      R. Sterner, 25 Jan 1990 --- converted to SUN.
      R. Sterner, 2010 May 04 --- Converted arrays from () to [].
  Copyright (C) 1987, 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.