doc-src/Intro/arith.thy
author wenzelm
Thu, 21 Aug 2008 15:27:28 +0200
changeset 27938 3d5b12f23f15
parent 105 216d6ed87399
permissions -rw-r--r--
recode: proper result for unmatched symbols;

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