This function returns the logarithm base Y of a number X
- Library: PQL \ Spreadsheet \ Math & Trig
- Compatibility: Any content (regardless of data source) in the Tabulate spreadsheet module
- Solve: This function can be used with the Solve plug-in: both as part of the objective function and constraint functions
Number for which to find a logarithm. This must be a positive real number
Base of the logarithm; if omitted, the calculation uses 10 as the base (See LOG10.)
This function is the same as the Microsoft Excel 'LOG' function - using the same inputs, logic and outputs.