| Name | Procedure Type | Description |
|---|---|---|
| ABS | Intrinsic Function | Returns the absolute value of the argument. |
| AIMAG | Intrinsic Function | Returns imaginary part of complex number z. |
| AINT | Intrinsic Function | Truncates the argument to a whole number of a specified (optional) kind. |
| AMAX0 | Intrinsic Function | Returns largest value among integer arguments as real. |
| AMIN0 | Intrinsic Function | Returns smallest value among integer arguments as real. |
| ANINT | Intrinsic Function | Rounds to the nearest whole number of a specified (optional) kind. |
| CEILING | Intrinsic Function | Returns smallest integer greater than the argument. |
| CMPLX | Intrinsic Function | Converts the first argument and (optional) second argument to complex of a (optional) kind. |
| CONJG | Intrinsic Function | Returns the conjugate of a complex number. |
| DBLE | Intrinsic Function | Converts the argument to double precision type. |
| DCMPLX | Intrinsic Function | Converts the argument to double complex type. |
| DFLOAT | Intrinsic Function | Converts an integer to double precision type. |
| DIM | Intrinsic Function | Returns the first argument - the second argument if positive; else 0. |
| DPROD | Intrinsic Function | Returns double-precision product of two single precision arguments. |
| FLOAT | Intrinsic Function | Converts the argument to REAL(4). |
| FLOOR | Intrinsic Function | Returns the greatest integer less than or equal to the argument. |
| IFIX | Intrinsic Function | Converts a single-precision real argument to an integer argument by truncating. |
| IMAG | Intrinsic Function | Same as AIMAG. |
| INT | Intrinsic Function | Converts a value to integer type. |
| LOGICAL | Intrinsic Function | Converts between logical arguments of (optional) kind. |
| MAX | Intrinsic Function | Returns largest value among arguments. |
| MAX1 | Intrinsic Function | Returns largest value among real arguments as integer. |
| MIN | Intrinsic Function | Returns smallest value among arguments. |
| MIN1 | Intrinsic Function | Returns smallest value among real arguments as integer |
| MOD | Intrinsic Function | Returns the remainder of the first argument divided by the second argument. |
| MODULO | Intrinsic Function | Returns the first argument modulo of the second argument. |
| NINT | Intrinsic Function | Returns the nearest integer to the argument. |
| REAL | Intrinsic Function | Converts a value to real type. |
| SIGN | Intrinsic Function | Returns absolute value of the first argument times the sign of the second argument. |
| SNGL | Intrinsic Function | Converts a double-precision argument to single-precision real type. |
| TRANSFER | Intrinsic Function | Transforms first argument into type of second argument with (optional) size if an array. |
| ZEXT | Intrinsic Function | Extends the argument with zeros. |