Parameter_value_specification_arm
short long

eu	Abs_function
eu	Acos_function
eu	Amount_of_substance_unit
eu	And_expression
du	Any_number_value
du	Any_string_value
eu	Asin_function
eu	Atan_function
eu	Binary_boolean_expression
eu	Binary_function_call
eu	Binary_generic_expression
eu	Binary_numeric_expression
eu	Boolean_defined_function
eu	Boolean_expression
eu	Boolean_literal
eu	Boolean_variable
eu	Comparison_equal
eu	Comparison_expression
eu	Comparison_greater
eu	Comparison_greater_equal
eu	Comparison_less
eu	Comparison_less_equal
eu	Comparison_not_equal
eu	Concat_expression
eu	Context_dependent_unit
eu	Conversion_based_unit
eu	Cos_function
eu	Defined_function
eu	Derived_unit
eu	Derived_unit_element
eu	Div_expression
eu	Duration
eu	Electric_current_unit
eu	Environment
eu	Equals_expression
eu	Exp_function
eu	Expression
eu	Format_function
eu	Function_parameter_value
eu	Generic_expression
eu	Generic_literal
eu	Generic_variable
eu	Index_expression
eu	Int_literal
eu	Int_numeric_variable
eu	Int_value_function
eu	Integer_defined_function
eu	Interval_expression
eu	Length_function
du	Length_measure
eu	Length_unit
eu	Like_expression
eu	Literal_number
eu	Log10_function
eu	Log2_function
eu	Log_function
eu	Luminous_intensity_unit
eu	Mass_unit
eu	Maximum_function
du	Measure_value
eu	Minimum_function
eu	Minus_expression
eu	Minus_function
eu	Mod_expression
eu	Mult_expression
eu	Multiple_arity_boolean_expression
eu	Multiple_arity_function_call
eu	Multiple_arity_generic_expression
eu	Multiple_arity_numeric_expression
e	Named_variable_semantics
eu	Not_expression
eu	Numeric_defined_function
eu	Numeric_expression
eu	Numeric_variable
eu	Odd_function
eu	Or_expression
d	Parameter_value_select
du	Plane_angle_measure
eu	Plane_angle_unit
eu	Plus_expression
eu	Power_expression
eu	Ratio_unit
eu	Real_defined_function
eu	Real_literal
eu	Real_numeric_variable
eu	Simple_boolean_expression
eu	Simple_generic_expression
eu	Simple_numeric_expression
eu	Simple_string_expression
eu	Sin_function
eu	Slash_expression
eu	Solid_angle_unit
eu	Sql_mappable_defined_function
eu	Square_root_function
eu	String_defined_function
eu	String_expression
eu	String_literal
eu	String_variable
eu	Substring_expression
eu	Tan_function
eu	Thermodynamic_temperature_unit
eu	Time_unit
eu	Unary_boolean_expression
eu	Unary_function_call
eu	Unary_generic_expression
eu	Unary_numeric_expression
eu	Uncertainty_with_unit
eu	Unit
eu	Value_with_unit
eu	Variable
eu	Variable_semantics
eu	Xor_expression