An Equation. The model is just Inline which includes Math, the main expected ingredient. However, other things can end up in display math, too, so we use Inline. Note that tabular is here only because it’s a common, if misguided, idiom; the processor will lift such elements out of math, when possible
A wrapper for Math that provides alternative, but typically less semantically meaningful, formatted representations. The first child is the meaningful form, the extra children provide formatted forms, for example being table rows or cells arising from an eqnarray.
A tag within an item indicating the term or bullet for a given item.
Content model for pagination.