doc-src/Intro/arith.thy
author wenzelm
Mon, 29 Aug 2005 16:18:04 +0200
changeset 17184 3d80209e9a53
parent 105 216d6ed87399
permissions -rw-r--r--
use AList operations;

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