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Linglib.Core.WALS.Features.F68A

WALS Feature 68A: The Perfect #

@cite{dahl-2013}

Auto-generated from WALS v2020.4 CLDF data. Do not edit by hand — regenerate with python3 scripts/gen_wals.py 68A.

Chapter 68, 222 languages.

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inductive Core.WALS.F68A.PerfectType :
Type

WALS 68A values.

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    instance Core.WALS.F68A.instDecidableEqPerfectType :
    DecidableEq PerfectType
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    def Core.WALS.F68A.instBEqPerfectType.beq :
    PerfectType → PerfectType → Bool
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      instance Core.WALS.F68A.instBEqPerfectType :
      BEq PerfectType
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      def Core.WALS.F68A.instReprPerfectType.repr :
      PerfectType → Nat → Std.Format
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        instance Core.WALS.F68A.instReprPerfectType :
        Repr PerfectType
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        def Core.WALS.F68A.allData :
        List (Datapoint PerfectType)

        Complete WALS 68A dataset (222 languages).

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          theorem Core.WALS.F68A.total_count :
          allData.length = 222
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          theorem Core.WALS.F68A.count_fromPossessive :
          (List.filter (fun (x : Datapoint PerfectType) => x.value == PerfectType.fromPossessive) allData).length = 7
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          theorem Core.WALS.F68A.count_fromFinishAlready :
          (List.filter (fun (x : Datapoint PerfectType) => x.value == PerfectType.fromFinishAlready) allData).length = 21
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          theorem Core.WALS.F68A.count_otherPerfect :
          (List.filter (fun (x : Datapoint PerfectType) => x.value == PerfectType.otherPerfect) allData).length = 80
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          theorem Core.WALS.F68A.count_noPerfect :
          (List.filter (fun (x : Datapoint PerfectType) => x.value == PerfectType.noPerfect) allData).length = 114
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          def Core.WALS.F68A.lookup (code : String) :
          Option (Datapoint PerfectType)

          Look up a language by WALS code.

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            def Core.WALS.F68A.lookupISO (iso : String) :
            Option (Datapoint PerfectType)

            Look up a language by ISO 639-3 code.

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