NICE TO SEE YOU BACK - DTU Informatics
NICE TO SEE YOU BACK - DTU Informatics NICE TO SEE YOU BACK - DTU Informatics
2. Domain Entities 2.3. Parts2.3.2. Properties2.3.2.3. Attributes 2.3.2.3.1 Static and Dynamic Attributes1052.3.2.3.1. Static and Dynamic Attributes• By a static attribute we mean an attribute (of a part) whose valueremains fixed.• By a dynamic attribute we mean an attribute (of a part) whosevalue may vary.A Precursor for Requirements Engineering 105 c○ Dines Bjørner 2012, DTU Informatics, Techn.Univ.of Denmark – July 20, 2012: 12:33
1062. Domain Entities 2.3. Parts2.3.2. Properties2.3.2.3. Attributes 2.3.2.3.1 Static and Dynamic AttributesExample: 16 Static and Dynamic Attributes.• The length and location attributes of links are static.• The state and state space attributes of links and hubs are dynamic.• The birth-date attribute of a person is considered static.• The height and weight attributes of a person are dynamic.• The map of a transport net may be considered dynamic.• The current stowage and the current voyage plans of a vesselshould be considered dynamic.c○ Dines Bjørner 2012, DTU Informatics, Techn.Univ.of Denmark – July 20, 2012: 12:33 106 Domain Science & Engineering
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2. Domain Entities 2.3. Parts2.3.2. Properties2.3.2.3. Attributes 2.3.2.3.1 Static and Dynamic Attributes1052.3.2.3.1. Static and Dynamic Attributes• By a static attribute we mean an attribute (of a part) whose valueremains fixed.• By a dynamic attribute we mean an attribute (of a part) whosevalue may vary.A Precursor for Requirements Engineering 105 c○ Dines Bjørner 2012, <strong>DTU</strong> <strong>Informatics</strong>, Techn.Univ.of Denmark – July 20, 2012: 12:33
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