| 1475 |      1 | (*  Title:      HOL/equalities
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| 923 |      2 |     ID:         $Id$
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| 1475 |      3 |     Author:     Lawrence C Paulson, Cambridge University Computer Laboratory
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| 923 |      4 |     Copyright   1994  University of Cambridge
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|  |      5 | 
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|  |      6 | Equalities involving union, intersection, inclusion, etc.
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|  |      7 | *)
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|  |      8 | 
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|  |      9 | equalities = subset
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