POSC Specifications: Epicentre Version 3.0
Logical Data Model
ENTITY
CONCATENATED_TRANSFORMATION
(* Open *)
SUBTYPE OF
(
geodetic_transformation
);
INVERSE
transformation_path :
SET [2:?] OF
transformation_path
FOR
concatenated_transformation;
WHERE
dri: target_coordinate_system :<>: source_coordinate_system;
val: EXISTS(transformation_path);
END_ENTITY
; (* concatenated_transformation *)
Generated on Tue Jul 10 19:37:39 2001
© Copyright 2001 POSC. All rights reserved.