POSC Specifications: Epicentre Version 3.0
Logical Data Model
ENTITY
UNCERTAINTY_CLASS
(* Open *)
SUBTYPE OF
(
object_association_class
);
INVERSE
component_material_type :
SET [0:?] OF
typical_material_composition
FOR
uncertainty_class;
geologic_age_classification :
SET [0:?] OF
geologic_age_classification
FOR
uncertainty_class;
material_classification :
SET [0:?] OF
material_classification
FOR
uncertainty_class;
material_composition :
SET [0:?] OF
material_composition
FOR
uncertainty_class;
position_uncertainty_clsn :
SET [0:?] OF
position_uncertainty_clsn
FOR
uncertainty_class;
UNIQUE
si:
aliasable_technical_reference
.naming_system,
technical_reference
.identifier;
END_ENTITY
; (* uncertainty_class *)
Generated on Tue Jul 10 19:39:16 2001
© Copyright 2001 POSC. All rights reserved.