doc-src/Intro/arith.thy
author wenzelm
Wed, 20 Jan 1999 18:07:34 +0100
changeset 6148 d97a944c6ea3
parent 105 216d6ed87399
permissions -rw-r--r--
isabelle.in.tum.de;

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