[EGrouped [EGrouped [EBinary "\\frac" (EGrouped [EBinary "\\sqrt" (EGrouped [EIdentifier "x",ESymbol Op "-",ENumber "3"]) (EGrouped [EIdentifier "x",ESymbol Op "-",ENumber "3"])]) (EGrouped [EBinary "\\sqrt" (EGrouped [EIdentifier "x",ESymbol Op "-",ENumber "3"]) (EGrouped [ENumber "3",EIdentifier "x"])]),EBinary "\\sqrt" (EIdentifier "x") (ENumber "3")]]]