author | wenzelm |
Tue, 03 Oct 2000 18:30:56 +0200 | |
changeset 10134 | 537206cc738f |
child 10681 | ec76e17f73c5 |
permissions | -rw-r--r-- |
10134 | 1 |
(* 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 = Main: |
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axclass product < "term" |
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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 |