matita/contribs/LAMBDA-TYPES/LambdaDelta-1/T/defs.ma

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   3 (*      ||M||                                                             *)
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   5 (*      ||T||                                                             *)
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  14
  15 (* This file was automatically generated: do not edit *********************)
  16
  17
  18
  19 include "preamble3.ma".
  20
  21 inductive B: Set \def
  22 | Abbr: B
  23 | Abst: B
  24 | Void: B.
  25
  26 inductive F: Set \def
  27 | Appl: F
  28 | Cast: F.
  29
  30 inductive K: Set \def
  31 | Bind: B \to K
  32 | Flat: F \to K.
  33
  34 inductive T: Set \def
  35 | TSort: nat \to T
  36 | TLRef: nat \to T
  37 | THead: K \to (T \to (T \to T)).
  38
  39 definition tweight:
  40  T \to nat
  41 \def
  42  let rec tweight (t: T) on t: nat \def (match t with [(TSort _) \Rightarrow
  43 (S O) | (TLRef _) \Rightarrow (S O) | (THead _ u t0) \Rightarrow (S (plus
  44 (tweight u) (tweight t0)))]) in tweight.
  45