## 3.1.2 Real Data Types

Real data types can be specified as follows:

  REAL REAL([KIND=]n)
  REAL*n
  DOUBLE PRECISION
  n
  Is kind 4, 8, or 16. Kind 16 is only available on OpenVMS, Tru64 UNIX, and Linux systems.

If a kind parameter is specified, the real constant has the kind specified. If a kind parameter is not specified, the kind is default real.

DOUBLE PRECISION is REAL(8). No kind parameter is permitted for data declared with type DOUBLE PRECISION.

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