Function: minus(gradient[0](numbers('xyy') if numbers("yxx") > numbers('ryy') if numbers('rrr') > numbers('xyy') else numbers("yxx") else numbers('rrr')) if numbers('rrr') if numbers('ryy') > numbers("yxx") else numbers('xyy') > numbers('xyy') if numbers('rrr') > numbers('xyy') if numbers('rrr') > numbers('ryy') else numbers("yxx") else numbers("yxx") else numbers("yxx"), gradient[0](numbers('xyy') if numbers('ryy') > numbers('rrr') else numbers("yxx") if numbers("yxx") > numbers('xyy') else numbers('rrr')))