What is GAMMALN function in Excel?
The GAMMALN function is one of the Statistical functions of Excel.
It returns the natural logarithm of the gamma function.
We can find this function in Statistical category of insert function Tab.
How to use GAMMALN function in excel
- Click on an empty cell (like F5).

2. Click on the fx icon (or press shift+F3).

3. In the insert function tab you will see all functions.
4. Select STATISTICAL category.
5. Select GAMMALN function.
6. Then select ok.

7. In the function arguments Tab you will see GAMMALN function.
8. X is the value for which you want to calculate GAMMALN, a positive number.
9. You will see the results in the formula result section.