CoreFunctions = {(None, 'current'): <function Current>, (None, 'document'): <function Document>, (None, 'element-available'): <function ElementAvailable>, (None, 'format-number'): <function FormatNumber>, (None, 'function-available'): <function FunctionAvailable>, (None, 'generate-id'): <function GenerateId>, (None, 'key'): <function Key>, (None, 'system-property'): <function SystemProperty>, (None, 'unparsed-entity-uri'): <function UnparsedEntityUri>}