doc-src/Intro/arith.thy
author wenzelm
Sat, 30 Sep 2006 21:39:31 +0200
changeset 20804 0e2591606867
parent 105 216d6ed87399
permissions -rw-r--r--
statement: Variable.fix_frees;

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