Exp function
Exp( num )
Returns the base of the natural log raised to a power (e ^ num).
The value of the constant e is approximately 2.71828.
Example
Sub ExpExample()
   ' Exp(x) is e ^x so Exp(1) is e ^1 or e.
 
   Dim Msg, ValueOfE    ' Declare variables.
   ValueOfE = Exp(1)   ' Calculate value of e.
   Msg = "The value of e is " & ValueOfE
   MsgBox Msg   ' Display message.
End Sub