Function: sum(max(divide(square(band pass(numbers("xxx") if numbers("yxx") > numbers('epe') else numbers('xyy'))), band pass(numbers('xyy') if numbers('epe') > numbers("yxx") else numbers("xxx"))), square(band pass(numbers("yxx") if numbers('xyy') > numbers('epe') else numbers("xxx")))), divide(square(band pass(numbers('epe') if numbers("yxx") > numbers("xxx") else numbers('xyy'))), band pass(numbers("yxx") if numbers('epe') > numbers("xxx") else numbers('xyy'))))