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doc-src/Intro/arith.thy
author paulson
Thu, 12 Oct 2000 12:18:51 +0200
changeset 10199 7b6f9d34f737
parent 105 216d6ed87399
permissions -rw-r--r--
delrules [r_into_rtrancl] required because the new I-rule made a step slow. There must be others somehwere...

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