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ENTITY extended_tuple_space SUBTYPE OF (maths_space, generic_literal); base : product_space; extender : maths_space; WHERE WR1: expression_is_constant(base) AND expression_is_constant(extender); WR2: no_cyclic_space_reference(SELF, []); WR3: extender <> the_empty_space; END_ENTITY; -- extended_tuple_space |
Entity data types and their attributesgeneric_expression- maths_space - simple_generic_expression - generic_literal - extended_tuple_space base: product_space; extender: maths_space; |
Global rules for this entity data type- |