doc-src/Intro/arith.thy
author berghofe
Fri, 31 Aug 2001 16:17:52 +0200
changeset 11523 9a658fe20107
parent 105 216d6ed87399
permissions -rw-r--r--
Tuned function extend_lexicon.

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