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based on an earlier version of the Wolfram Language.
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ExpressionToSymbolicExpressionML

ExpressionToSymbolicExpressionML[expr]
converts expr to ExpressionML and returns the corresponding SymbolicXML.
  • To use , you first need to load the XML Package using .
  • The following options can be given:
"Annotations"{"XMLDeclaration","DOCTYPEDeclaration","DocumentHeader"}annotations to add to the output (acceptable values are combinations of , , and )