Section 11,63: MAX1

 MAX1 (number, number, ...)

 A function that returns the greatest of the values specified in the
 argument list.
 +------+---------+----------+------------+-------------+        
 | Args | Generic | Specific |  Argument  | Result Type |
 +------+---------+----------+------------+-------------+
 |  n   |  MAX1   | IMAX1    | REAL*4     | INTEGER*2   |
 |      |         | JMAX1    | REAL*4     | INTEGER*4   |
 |      |see note | KMAX1    | REAL*4     | INTEGER*8   |
 +------+---------+----------+------------+-------------+

 NOTE: KMAX1 is only available on AXP systems.

 The setting of -noi4 or -i8 (AXP only) affects MAX1.

 See also the MAX intrinsic function.