Section 11,62: MAX0

 MAX0 (number, number, ...)

 A function that returns the greatest of the values specified in the
 argument list.
 +------+---------+----------+------------+-------------+        
 | Args | Generic | Specific |  Argument  | Result Type |
 +------+---------+----------+------------+-------------+
 |  n   | MAX0    |   --     | INTEGER*1  | INTEGER*1   |
 |      |         | IMAX0    | INTEGER*2  | INTEGER*2   |
 |      |         | JMAX0    | INTEGER*4  | INTEGER*4   |
 |      |see note | KMAX0    | INTEGER*8  | INTEGER*8   |
 +------+---------+----------+------------+-------------+

 NOTE: KMAX0 is only available on AXP systems.
 See also the MAX intrinsic function.