VMS Help FORTRAN, Intrinsic Procedures, COSH  *Conan The Librarian (sorry for the slow response - running on an old VAX)

  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      |
  |      |         | QCOSH    | REAL*16    | REAL*16     |
  +------+---------+----------+------------+-------------+