doc-src/Intro/arith.thy
author berghofe
Tue, 05 Oct 1999 15:31:42 +0200
changeset 7721 cb353d802ade
parent 105 216d6ed87399
permissions -rw-r--r--
Tuned inductive definition.

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