Section 11,61: MAX

 MAX (number, number, ...)

 A function that returns the greatest of the values specified in the
 argument list.
 +------+---------+----------+------------+-------------+        
 | Args | Generic | Specific |  Argument  | Result Type |
 +------+---------+----------+------------+-------------+
 |  n   |  MAX    |   --     | INTEGER*1  | INTEGER*1   |
 |      |         | IMAX0    | INTEGER*2  | INTEGER*2   |
 |      |         | JMAX0    | INTEGER*4  | INTEGER*4   |
 |      |see note | KMAX0    | INTEGER*8  | INTEGER*8   |
 |      |         | AMAX1    | REAL*4     | REAL*4      |
 |      |         | DMAX1    | REAL*8     | REAL*8      |
 |      |see note | QMAX1    | REAL*16    | REAL*16     |
 +------+---------+----------+------------+-------------+

 NOTE: KMAX0 is only available on AXP systems.
       QMAX1 is not available in DEC Fortran.

 See also the AMAX0, MAX0, and MAX1 intrinsic functions.