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

accent
actiontype
alttext
background
close
color
columnspan
definitionURL
denomalign
depth
dir
encoding
fence
fontfamily
fontsize
fontstyle
fontweight
form
height
largeop
linethickness
lspace
mathbackground
mathcolor
mathsize
mathvariant
maxsize
minsize
movablelimits
notation
numalign
open
rowspan
rspace
separator
selection
separators
src
stretchy
symmetric
subscriptshift
superscriptshift
width