doc-src/Intro/arith.thy
author haftmann
Tue, 05 Jun 2007 15:16:09 +0200
changeset 23248 ef04b4c12593
parent 105 216d6ed87399
permissions -rw-r--r--
simplified notion of "operational classes"

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