src/HOL/Tools/atp-inputs/u_helper1.tptp
author mengj
Wed, 20 Sep 2006 13:56:39 +0200
changeset 20645 5e28b8f2cb52
parent 19492 29c6cba140da
permissions -rw-r--r--
Moved the functional equality axioms to helper1 files.
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%ID: $Id$
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%Author: Jia Meng, NICTA
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%functional equality and extensionality, untyped
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input_clause(a9,axiom,
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[--hBOOL(hAPP(hAPP(fequal,X),Y)),++equal(X,Y)]).
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input_clause(a10,axiom,
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[++hBOOL(hAPP(hAPP(fequal,X),Y)),--equal(X,Y)]).
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input_clause(a11,axiom,
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[--equal(hAPP(F,hAPP(hAPP(hEXTENT,F),G)),hAPP(G,hAPP(hAPP(hEXTENT,F),G))),
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++equal(F,G)]).
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