doc-src/Intro/arith.thy
author wenzelm
Sat, 17 Jun 2006 19:37:57 +0200
changeset 19915 b08e26fb247e
parent 105 216d6ed87399
permissions -rw-r--r--
ProofContext.exports: simultaneous facts; Variable.exportT_terms;

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