4D v18
Log
4D v18
Log
Log
| Log ( number ) -> Function result | ||||||||
| Parameter | Type | Description | ||||||
| number | Real |
|
Number for which to return the log | |||||
| Function result | Real |
|
Log of number | |||||
Log returns the natural (Napierian) log of number. Log is the inverse function of Exp.
Note: 4D provides the predefined constant e number (2.71828...).
The following line displays 1:
ALERT(String(Log(Exp(1)))
See also
PROPERTIES
Product: 4D
Theme: Math
Number:
22
HISTORY
Created: < 4D v6
ARTICLE USAGE
4D Language Reference ( 4D v18)
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