Here my draft:



     P161 has spatial projection(is spatial projection of)

Domain: E92 <#_E92_Spacetime_Volume> Spacetime Volume

Range: E53 <#_E53_Place> Place

Superproperty of: E18 <#_E18_Physical_Thing> Physical Thing. P156 <#_P153_assigned_co-reference> occupies (is occupied by): E53 <#_E53_Place> Place

Quantification: one to many, necessary, dependent (1,n:1,1)

Scope note:This property associates an instance of a E92 Spacetime Volume with an instance of E53 Place that is the result of the spatial projection of the instance of a E92 Spacetime Volume on a reference space.

In general there can be more than one useful reference space to describe the spatial projection of a spacetime volume, such as that of a battle ship versus that of the seafloor. Therefore the projection is not unique.

The spatial projection is the actual spatial coverage of a spacetime volume, which has normally fuzzy boundaries, except for spacetime volumes geometrically defined in the same reference system. Modelling explicitly fuzzy spatial projections serves therefore as common topological reference of different spatial approximations rather than absolute geometric determination, for instance for relating outer or inner spatial boundaries.

In case the domain of an instance of /P161 has spatial projection/is an instance of E4 Period, the spatial projection describes all areas that period was ever present at, for instance, the Roman Empire. In case the domain of an instance of /P161 has spatial projection/is an instance of E19 Physical Object, the spatial projection has to be understood as the complete path the object has been moved on during its existence.

This property is part of the fully developed path from E4 Period through /P161 has spatial projection/, E53 Place,/P89 falls within (contains)/to E53 Place, which in turn is shortcut by /P7took place at (witnessed.) /

Example

The Roman Empire /P161 has spatial projection/ all areas ever claimed by Rome.

In First Order Logic:P161(x,y) ⊃E92(x),P161(x,y) ⊃E53(y)

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 Dr. Martin Doerr              |  Vox:+30(2810)391625        |
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