MATHEMATICAL_CONTEXT_SCHEMA
short long

e	Compound_maths_space_context
e	Defined_maths_space_context
e	Explicitly_enumerated_maths_space_context
e	Maths_space_context
e	Maths_value_context
e	Membership_of_maths_space_context
e	Normalized_maths_space_context
e	Representation_context_defined_maths_space_context
d	Space_context_select
e	Unit_defined_maths_space_context
d	Value_context_select