NICE TO SEE YOU BACK - DTU Informatics
NICE TO SEE YOU BACK - DTU Informatics NICE TO SEE YOU BACK - DTU Informatics
2. Domain Entities 2.1. Entities2.1.1. Things, Entities, Objects43• So where– some may use the∗ term ‘thing’ or the∗ term ‘term’, or the∗ term ‘object’,∗ etcetera,interchangeably,– we shall use the term ‘entity’ consistently.A Precursor for Requirements Engineering 43 c○ Dines Bjørner 2012, DTU Informatics, Techn.Univ.of Denmark – July 20, 2012: 12:33
442. Domain Entities 2.1. Entities2.1.2. Spatial and Temporal, Manifest and Abstract2.1.2. Spatial and Temporal, Manifest and Abstract• Some philosophers “divide” entities (disjointly) into– spatial entities,corresponding to endurants, and– temporal entitiescorresponding to perdurants.• Some authors use the term object either as– manifest object (concrete object, tangible object) or as– ‘fiat’ object 11 or abstract object.Example: 4 Spatial Entities.• manifest entity: a geographical well delineated area;• abstract entity: the border of that area.11From Latin: an authoritative determinationc○ Dines Bjørner 2012, DTU Informatics, Techn.Univ.of Denmark – July 20, 2012: 12:33 44 Domain Science & Engineering
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2. Domain Entities 2.1. Entities2.1.1. Things, Entities, Objects43• So where– some may use the∗ term ‘thing’ or the∗ term ‘term’, or the∗ term ‘object’,∗ etcetera,interchangeably,– we shall use the term ‘entity’ consistently.A Precursor for Requirements Engineering 43 c○ Dines Bjørner 2012, <strong>DTU</strong> <strong>Informatics</strong>, Techn.Univ.of Denmark – July 20, 2012: 12:33
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