## LN function: Description, Usage, Syntax, Examples and Explanation

What is LN function in Excel? LN function is one of the Math and Trig functions in Microsoft Excel that returns the natural logarithm of a number. Natural logarithms are based on the constant e (2.71828182845904). Syntax of LN function LN(number) The LN function syntax has the following arguments: Number: The positive real number for which …