<<< native [ ESuper (ESymbol Op "\8747") (ENumber "1") , ESymbol Bin "+" , ESuper (EFraction NormalFrac (EIdentifier "x") (EIdentifier "y")) (EIdentifier "a") , ESymbol Bin "+" , ESuper (EFraction NormalFrac (EIdentifier "x") (EIdentifier "y")) (ENumber "1") , ESymbol Bin "+" , ESuper (ESymbol Op "\8747") (EIdentifier "a") , ESymbol Bin "+" , ESuper (ESymbol Op "\8747") (EIdentifier "a") ] >>> mml $${\int }^1+{\frac{x}{y}}^a+{\frac{x}{y}}^1+{\int }^a+{\int }^a$$