LN

he LN("x" in "unit") function returns the natural logarithm of "x" based on the given "unit". The LN function works on positive values only. The base of the natural logarithm is the Euler number E().

Syntax

 LN(expression)
  • expression: signal expression

Example

 LN("produced oil per time increment" in "m3") 

Returns natual logarithm of the produced oil per time increment.