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LN

LN

Returns the natural logarithm of a specified number. Natural logarithms are based on the constant e value of 2.71828182845904.

Use

LN(number) and replace number with the field or expression for which you want the natural logarithm. Note: the LN function is the inverse of the EXP function.

Formula Example
Formula Example

LN(10) returns the natural logarithm of 10, which is 2.30.

LN(Value__c) returns the natural logarithm of a custom number field called Value.

 
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