Function: numbers("xxr") if invert(gradient[1](numbers('rep'))) > numbers('rep') else gradient[1](numbers('rep')) if invert(gradient[1](numbers('rep'))) if numbers("xxr") > numbers('rep') else gradient[1](numbers('rep')) if gradient[1](numbers('rep')) > invert(gradient[1](numbers('rep'))) else numbers('rep') > gradient[1](numbers('rep')) else invert(gradient[1](numbers('rep')))
