Log
Value = Log ( Number AS Float )
Computes natural logarithm of a number i.e. logarithm to base e, where e is an irrational constant approximately equal to 2.71828. The number must be greater than zero. It cannot be negative or zero.
Gambas has built-in functions to calculate base-2 and base-10 logarithm.
To calculate base-n logarithms the following relation can be used: Log_{n}(x) = Log(x) / Log(n)
Errors
Examples
Dim i As Integer
For i = 1 To 50 Step 10
Print i, Log(i)
Next
1 0
11 2.397895272798
21 3.044522437723
31 3.433987204485
41 3.713572066704
See also