Section 11,21: COSH

 COSH (real-number)

 A function that returns the hyperbolic cosine of the argument.

 +------+---------+----------+------------+-------------+        
 | Args | Generic | Specific |  Argument  | Result Type |
 +------+---------+----------+------------+-------------+
 |   1  | COSH    | COSH     | REAL*4     | REAL*4      |
 |      |         | DCOSH    | REAL*8     | REAL*8      |
 |      |see note | QCOSH    | REAL*16    | REAL*16     |
 +------+---------+----------+------------+-------------+

 NOTE: QCOSH is not available in DEC Fortran.