Section 11,78: SIN

 SIN (number)

 A function that returns the sine of the argument.  The argument
 must be in radians; it is treated modulo 2*pi.
 +------+---------+----------+------------+-------------+        
 | Args | Generic | Specific |  Argument  | Result Type |
 +------+---------+----------+------------+-------------+
 |  1   |  SIN    | SIN      | REAL*4     | REAL*4      |
 |      |         | DSIN     | REAL*8     | REAL*8      |
 |      |see note | QSIN     | REAL*16    | REAL*16     |
 |      |         | CSIN     | COMPLEX*8  | COMPLEX*8   |
 |      |         | CDSIN    | COMPLEX*16 | COMPLEX*16  |
 |      |         | ZSIN     | COMPLEX*16 | COMPLEX*16  |
 +------+---------+----------+------------+-------------+

 NOTE: QSIN is not available in DEC Fortran.