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Property talk:P1645

Documentation

DescriptionIdentifier on the NIST website for the CODATA values of physical constants
RepresentsCommittee on Data for Science and Technology (Q735279)
Data typeExternal identifier
Domain
According to this template: physical property (Q4373292)
According to statements in the property:
physical constant (Q173227)
When possible, data should only be stored as statements
Allowed values
According to this template: letters and numbers
According to statements in the property:
[^\d]+(\d?[a-z]?)+
When possible, data should only be stored as statements
Examplespeed of light (Q2111)c
Sourcehttp://physics.nist.gov/cuu/Constants/index.html
Formatter URLhttp://physics.nist.gov/cgi-bin/cuu/Value?$1
Lists
Proposal discussionProposal discussion
Current uses38
Search for values
  Distinct values: this property likely contains a value that is different from all other items. (Help)
Exceptions are possible as rare values may exist.
List of this constraint violations: Database reports/Constraint violations/P1645#Unique value, SPARQL (every item), SPARQL (by value), SPARQL (new)
  Single value: this property generally contains a single value. (Help)
Exceptions are possible as rare values may exist.
List of this constraint violations: Database reports/Constraint violations/P1645#Single value, SPARQL, SPARQL (new)
  Type “physical constant (Q173227): element must contain property “instance of (P31)” with classes “physical constant (Q173227)” 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/P1645#type Q173227, SPARQL, SPARQL (new)
  Format “[^\d]+(\d?[a-z]?)+: value must be formatted using this pattern (PCRE syntax). (Help)
List of this constraint violations: Database reports/Constraint violations/P1645#Format, hourly updated report, SPARQL, SPARQL (new)
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