Property talk:P8866

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has operator
mathematical operator associated with this algebraic structure
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Type “algebraic structure (Q205464): element must contain property “instance of (P31)” with classes “algebraic structure (Q205464)” or their subclasses (defined using subclass of (P279)). (Help)
Exceptions are possible as rare values may exist.
List of this constraint violations: Database reports/Constraint violations/P8866#type Q205464, SPARQL, SPARQL (new)
 
Value type “operator (Q131030), operation (Q3884033): This property should use items as value that contain property “instance of (P31)”. On these, the value for instance of (P31) should be an item that uses subclass of (P279) with value operator (Q131030), operation (Q3884033) (or a subclass thereof). (Help)
Exceptions are possible as rare values may exist.
List of this constraint violations: Database reports/Constraint violations/P8866#Value type Q131030, Q3884033, SPARQL, SPARQL (new)
 
Scope is as main value (Q54828448): the property must be used by specified way only (Help)
Exceptions are possible as rare values may exist.
List of this constraint violations: Database reports/Constraint violations/P8866#scope, SPARQL, SPARQL (new)
 
Allowed 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.
List of this constraint violations: Database reports/Constraint violations/P8866#allowed entity types, SPARQL (new)
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