Function: gradient[1](numbers('epe') if numbers("per") > numbers('yxr') else numbers('rrr') if numbers('yxr') if numbers("per") if numbers('epe') > numbers('rrr') else numbers('yxr') > numbers("per") else numbers('epe') > numbers('rrr') if numbers('yxr') > numbers("per") else numbers('epe') if numbers("per") > numbers('epe') else numbers("per") if numbers('yxr') > numbers('rrr') else numbers('epe') if numbers("per") > numbers('epe') else numbers('yxr') else numbers('epe'))