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src/FOL/FOL_lemmas2.ML
author paulson
Mon, 07 Aug 2000 10:26:02 +0200
changeset 9543 ce61d1c1a509
parent 9264 051592f4236a
permissions -rw-r--r--
new abstract syntax operations, used in ZF
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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4c43090659ca proper bootstrap of IFOL/FOL theories and packages;
wenzelm
parents:
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removal of batch style, and tidying



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Goal "[| EX! z. P(a,z);  P(a,b);  P(a,c) |] ==> b = c";








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4c43090659ca
proper bootstrap of IFOL/FOL theories and packages;



wenzelm


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  by (Blast_tac 1);













4c43090659ca
proper bootstrap of IFOL/FOL theories and packages;



wenzelm


parents: 

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qed "ex1_functional";















isabelle