Function: max(minus(square(band pass(numbers('xyy') if numbers("yxx") > numbers("yxx") if numbers('yxy') > numbers('yyx') else numbers('xyy') else numbers('yxy'))), band pass(numbers("yxx") if numbers('yyx') if numbers('xyy') > numbers("yxx") else numbers('yxy') > numbers('yxy') else numbers('xyy'))), square(band pass(numbers('xyy') if numbers('yxy') > numbers("yxx") else numbers('xyy') if numbers('yyx') > numbers('yxy') else numbers("yxx"))))