Mercurial Mercurial > repos > isabelle / file revision
summary | shortlog | changelog | graph | tags | bookmarks | branches | files | changeset | file | latest | revisions | annotate | diff | comparison | raw | help
Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
src/HOL/Nat.thy
author paulson
Fri, 21 Apr 2000 11:28:18 +0200
changeset 8756 b03a0b219139
parent 7702 35c7e0df749f
child 9436 62bb04ab4b01
permissions -rw-r--r--
new file Integ/NatSimprocs.ML

(*  Title:      HOL/Nat.thy
    ID:         $Id$
    Author:     Tobias Nipkow
    Copyright   1997 TU Muenchen

Type "nat" is a linear order, and a datatype
*)

Nat = NatDef + Inductive +

rep_datatype nat
  distinct Suc_not_Zero, Zero_not_Suc
  inject   Suc_Suc_eq
  induct   nat_induct

instance nat :: order (le_refl,le_trans,le_anti_sym,nat_less_le)
instance nat :: linorder (nat_le_linear)

consts
  "^"           :: ['a::power,nat] => 'a            (infixr 80)

end
isabelle