doc-src/Intro/arith.thy
author paulson
Tue, 28 Jun 2005 15:26:32 +0200
changeset 16585 02cf78f0afce
parent 105 216d6ed87399
permissions -rw-r--r--
replacing zabs_def by abs_if

Arith = FOL +
classes arith < term
consts  "0"     :: "'a::arith"                  ("0")
        "1"     :: "'a::arith"                  ("1")
        "+"     :: "['a::arith,'a] => 'a"       (infixl 60)
end