doc-src/Intro/arith.thy
author wenzelm
Wed, 12 Sep 2001 18:10:52 +0200
changeset 11562 804ee65ee1a1
parent 105 216d6ed87399
permissions -rw-r--r--
result_error_default: include msg;

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