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src/HOL/AxClasses/Product.thy
author nipkow
Tue, 02 Sep 2008 21:31:28 +0200
changeset 28091 50f2d6ba024c
parent 16417 9bc16273c2d4
permissions -rw-r--r--
Streamlined parts of Complex/ex/DenumRat and AFP/Integration/Rats and distributed them over Real/ (to do with bijections and density). Library/NatPair became Nat_Int_Bij and made that part of Main.
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(*  Title:      HOL/AxClasses/Product.thy
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    ID:         $Id$
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    Author:     Markus Wenzel, TU Muenchen
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*)
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theory Product imports Main begin








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axclass product < type








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consts













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  product :: "'a::product => 'a => 'a"    (infixl "[*]" 70)













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instance bool :: product













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  by intro_classes













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defs (overloaded)













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  product_bool_def: "x [*] y == x & y"













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end















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