doc-src/Intro/arith.thy
author wenzelm
Tue, 09 Mar 2010 14:35:02 +0100
changeset 35669 a91c7ed801b8
parent 105 216d6ed87399
permissions -rw-r--r--
added ProofContext.tsig_of -- proforma version for local name space only, not logical content; added ProofContext.read_type_name_proper; localized ProofContext.read_class/read_arity/cert_arity; localized ProofContext.class_space/type_space etc.;
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Arith = FOL +
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classes arith < term
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consts  "0"     :: "'a::arith"                  ("0")
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        "1"     :: "'a::arith"                  ("1")
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        "+"     :: "['a::arith,'a] => 'a"       (infixl 60)
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end