<<< mml <?xml version="1.0" encoding="UTF-8"?> <math xmlns="http://www.w3.org/1998/Math/MathML"> <mrow> <mo>[</mo> <mrow> <mn>0</mn> <mo>,</mo> <mn>1</mn> </mrow> <mo>)</mo> </mrow> </math> >>> native [ EDelimited "[" ")" [ Right (EGrouped [ ENumber "0" , ESymbol Pun "," , ENumber "1" ]) ] ]