<<< native [ ESubsup (ESymbol Op "\8748") (ENumber "0") (ENumber "1") , EIdentifier "f" , EDelimited "(" ")" [ Right (EIdentifier "x") ] , ESpace (1 % 9) , ESymbol Ord "\8518" , EIdentifier "x" ] >>> typst integral.double_0^1 f lr((x)) #h(0em) ⅆ x