Function: minus(min(numbers('ryy') if sum(minus(numbers('ryy'), numbers("xxy")), numbers('ryy')) > minus(numbers('ryy'), numbers("xxy")) else numbers("xxy"), sum(minus(numbers('ryy'), numbers("xxy")), numbers('ryy'))), numbers("xxy") if sum(minus(numbers('ryy'), numbers("xxy")), numbers('ryy')) > numbers('ryy') else minus(numbers('ryy'), numbers("xxy")))
