| "Annotations" | {} | annotations to add to the output (acceptable values are combinations of
"DocumentHeader", "XMLDeclaration", and "DOCTYPEDeclaration") |
| "AttributeQuoting" | "'" | character used to quote attribute values |
| "CheckXML" | True | whether to check the output for errors |
| "ElementFormatting" | Automatic | controls indenting in the output |
| "Entities" | None | how to represent special characters as named entities |
| "Formats" | {"PresentationMathML"} | type of MathML markup to generate |
| "IncludeMarkupAnnotations" | True | whether to add annotation when exporting a formula with constructs specific to Mathematica and no clear counterpart in MathML |
| "MathAttributes" | {} | attributes to add to the root element of the MathML |
| "NamespacePrefixes" | {} | specifies namespace declaration and prefix |
| "UseUnicodePlane1Characters" | True | whether to replace plane 1 Unicode characters with similar plane 0 characters |