XL Fortran for AIX 8.1
Language Reference
Exponential.
- X
- must be of type real or complex.
Class
Elemental function
Result Type and Attributes
Same as X.
Result Value
- The result approximates ex.
- If X is of type complex, its imaginary part is regarded as a value in
radians.
Examples
EXP (1.0) has the value 2.7182818 (approximately).
| Specific Name
| Argument Type
| Result Type
| Pass As Arg?
|
| EXP (1)
| default real
| default real
| yes
|
| DEXP (2)
| double precision real
| double precision real
| yes
|
| QEXP (2) (3)
| REAL(16)
| REAL(16)
| yes
|
| CEXP (4a)
| default complex
| default complex
| yes
|
| CDEXP (4b) (3)
| double complex
| double complex
| yes
|
| ZEXP (4b) (3)
| double complex
| double complex
| yes
|
| CQEXP (4b) (3)
| COMPLEX(16)
| COMPLEX(16)
| yes
|
Notes:
- X must be less than or equal to 88.7228.
- X must be less than or equal to 709.7827.
- IBM Extension.
- When X is a complex number in the form a + bi, where
i = (-1) ½:
- a must be less than or equal to 88.7228; b is any real
value.
- a must be less than or equal to 709.7827; b is any real
value.
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