Property talk:P2931
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Documentation
Encyclopedia of Triangle Centers ID
identifier for triangle centers used in the Encyclopedia of Triangle Centers, founded by Clark Kimberling
identifier for triangle centers used in the Encyclopedia of Triangle Centers, founded by Clark Kimberling
Applicable "stated in" value | Encyclopedia of Triangle Centers (Q1340177) | |||||||||
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Data type | External identifier | |||||||||
Domain | According to this template:
triangle center (Q778806)
According to statements in the property:
When possible, data should only be stored as statementstriangle center (Q778806) | |||||||||
Allowed values | X\([1-9]\d*\) | |||||||||
Example | de Longchamps point (Q1807042) → X(20) incenter (Q10614739) → X(1) | |||||||||
Source | http://faculty.evansville.edu/ck6/encyclopedia/ETC.html | |||||||||
Lists |
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Proposal discussion | Proposal discussion | |||||||||
Current uses |
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Search for values |
[create Create a translatable help page (preferably in English) for this property to be included here]
Type “triangle center (Q778806)”: item must contain property “instance of (P31)” with classes “triangle center (Q778806)” or their subclasses (defined using subclass of (P279)). (Help)
Exceptions are possible as rare values may exist. Exceptions can be specified using exception to constraint (P2303). List of violations of this constraint: Database reports/Constraint violations/P2931#Type Q778806, SPARQL
Single value: this property generally contains a single value. (Help)
Exceptions are possible as rare values may exist. Exceptions can be specified using exception to constraint (P2303). List of violations of this constraint: Database reports/Constraint violations/P2931#Single value, SPARQL
Distinct values: this property likely contains a value that is different from all other items. (Help)
Exceptions are possible as rare values may exist. Exceptions can be specified using exception to constraint (P2303). List of violations of this constraint: Database reports/Constraint violations/P2931#Unique value, SPARQL (every item), SPARQL (by value)
Exceptions are possible as rare values may exist. Exceptions can be specified using exception to constraint (P2303).
List of violations of this constraint: Database reports/Constraint violations/P2931#Format, SPARQL
List of violations of this constraint: Database reports/Constraint violations/P2931#Format, SPARQL
Scope is as main value (Q54828448), as reference (Q54828450): the property must be used by specified way only (Help)
List of violations of this constraint: Database reports/Constraint violations/P2931#Scope, hourly updated report, SPARQLAllowed entity types are Wikibase item (Q29934200): the property may only be used on a certain entity type (Help)
Exceptions are possible as rare values may exist. Exceptions can be specified using exception to constraint (P2303). List of violations of this constraint: Database reports/Constraint violations/P2931#Entity types