Function REF.YEAR

• Defined in theory: Bibliographic-data
• Source code: bibliographic-data.lisp

Slots on this function:

Documentation:

The year field is a function from a reference to the year in which the publication was published.

Instance-Of: Function

Arity: 2

Domain: Reference

Range: Year-number

Other Related Axioms:

(=> (Ref.Year $X $Y) (Year-Number $Y))

(=> (Ref.Year $X $Y) (Reference $X))

(Inherited-Facet-Value Slot-Cardinality Article-Reference Ref.Year 1)

(=> (Article-Reference ?Ref)
    (And (Value-Type ?Ref Ref.Document Periodical-Publication)
         (Minimum-Value-Cardinality ?Ref Ref.Author 1)
         (Value-Cardinality ?Ref Ref.Title 1)
         (Value-Cardinality ?Ref Ref.Year 1)
         (Value-Cardinality ?Ref Ref.Periodical 1)
         (Same-Values ?Ref
                      Ref.Periodical
                      (Compose Doc.Title Ref.Document))
         (Same-Values ?Ref Ref.Secondary-Title Ref.Periodical)))

(Inherited-Facet-Value Slot-Cardinality
                       Personal-Communication-Reference
                       Ref.Year
                       1)

(=> (Personal-Communication-Reference ?Ref)
    (And (Value-Cardinality ?Ref Ref.Author 1)
         (Value-Cardinality ?Ref Ref.Year 1)
         (Value-Cardinality ?Ref Ref.Month 1)
         (Value-Cardinality ?Ref Ref.Day 1)))

(Inherited-Facet-Value Same-Slot-Values
                       Inherits-Year-From-Document
                       Ref.Year
                       (Compose Timepoint.Year
                                Doc.Publication-Date
                                Ref.Document))

(<=> (Inherits-Year-From-Document ?Ref)
     (And (Publication-Reference ?Ref)
          (Same-Values ?Ref
                       Ref.Year
                       (Compose Timepoint.Year
                                Doc.Publication-Date
                                Ref.Document))))

(Inherited-Facet-Value Slot-Cardinality
                       Book-Publication-Data-Constraint
                       Ref.Year
                       1)

(<=> (Book-Publication-Data-Constraint ?Ref)
     (And (Publication-Reference ?Ref)
          (Value-Cardinality ?Ref Ref.Document 1)
          (Value-Type ?Ref Ref.Document Book)
          (Value-Cardinality ?Ref Ref.Publisher 1)
          (Inherits-Publisher-From-Document ?Ref)
          (Value-Cardinality ?Ref Ref.Year 1)
          (Inherits-Year-From-Document ?Ref)))