Function: product(divide(invert(numbers("xxy") if numbers('yxr') > numbers('epe') else numbers("xyx") if numbers('yxr') > numbers("xxy") else numbers('epe')), numbers('yxr') if numbers("xxy") > numbers('epe') else numbers("xyx") if numbers("xxy") > numbers('epe') else numbers('yxr')), invert(numbers("xxy") if numbers('yxr') > numbers('epe') if numbers("xyx") > numbers("xxy") else numbers('yxr') else numbers('epe')))