<<< native [ ESqrt (EGrouped [ EIdentifier "x" , ESymbol Bin "-" , ENumber "3" ]) , ESymbol Bin "+" , ESqrt (EGrouped [ EIdentifier "x" , ESymbol Bin "-" , ENumber "3" ]) , ESymbol Bin "+" , ESqrt (EGrouped []) ] >>> mml $$\sqrt{x-3}+\sqrt{x-3}+\sqrt{}$$