doc-src/Intro/arith.thy
author wenzelm
Mon, 02 Nov 2009 20:48:08 +0100
changeset 33387 acea2f336721
parent 105 216d6ed87399
permissions -rw-r--r--
modernized structure Local_Syntax;

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