EntityGroup
EntityGroup[{entity1,entity2,…}]
represents a group of entities.
Details
- EntityGroup allows operations on groups of entities, for example finding the total population of a set of different countries.
- An entity is generally specified as Entity[type,canonicalname]. A list of currently available entity types is given by EntityValue[].
- Entity expressions can be created by using the
interface.
Examples
open all close allBasic Examples (3)
Applications (2)
Properties & Relations (2)
An EntityGroup of n copies of an entity is equivalent to EntityCopies[entity, n]:
The entities can be given as an entity class:
The result is the same when an explicit list of entities is provided:
Possible Issues (2)
Defining a group containing entities of different types does not take into account possible inclusion of one domain in another:
Properties whose associated physical quantity is not extensive give Missing[…]:
Text
Wolfram Research (2015), EntityGroup, Wolfram Language function, https://reference.wolfram.com/language/ref/EntityGroup.html.
CMS
Wolfram Language. 2015. "EntityGroup." Wolfram Language & System Documentation Center. Wolfram Research. https://reference.wolfram.com/language/ref/EntityGroup.html.
APA
Wolfram Language. (2015). EntityGroup. Wolfram Language & System Documentation Center. Retrieved from https://reference.wolfram.com/language/ref/EntityGroup.html