Function: minus(exp(gradient[2](numbers('xyy') if numbers('rep') if numbers('xyy') > numbers("xyx") else numbers('xyy') > numbers('rep') else numbers("xyx")), numbers('xyy') if numbers("xyx") > numbers('xyy') if numbers('xyy') > numbers('rep') else numbers("xyx") else numbers('rep')), gradient[2](numbers("xyx") if numbers("xyx") if numbers('rep') > numbers('xyy') else numbers('xyy') > numbers('xyy') else numbers('rep')))
