doc-src/Intro/arith.thy
author nipkow
Mon, 03 Jul 2006 20:03:11 +0200
changeset 19980 dc17fd6c0908
parent 105 216d6ed87399
permissions -rw-r--r--
replaced respects2 by congruent2 because of type problem

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