namespace="MathML"
namespaceURI="http://www.w3.org/1998/Math/MathML"
guardFactoryWith="ENABLE(MATHML)"
attrsNullNamespace

alttext
background
close
color
definitionURL
denomalign
encoding
fontfamily
fontsize
fontstyle
fontweight
linethickness
mathbackground
mathcolor
mathsize
mathvariant
numalign
open
separators
stretchy
