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src/HOL/Real/RealPow.thy
author wenzelm
Mon, 23 Oct 2000 22:10:36 +0200
changeset 10309 a7f961fb62c6
parent 9435 c3a13a7d4424
child 11701 3d51fbf81c17
permissions -rw-r--r--
intro_classes by default;
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(*  Title       : HOL/Real/RealPow.thy
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    ID          : $Id$
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    Author      : Jacques D. Fleuriot
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    Copyright   : 1998  University of Cambridge
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    Description : Natural powers theory
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*)













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theory RealPow = RealAbs:








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(*belongs to theory RealAbs*)













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lemmas [arith_split] = abs_split













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lemmas [arith_split] = abs_split (*belongs to theory RealAbs*);



wenzelm


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instance real :: power ..








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primrec (realpow)








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     realpow_0:   "r ^ 0       = #1"













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     realpow_Suc: "r ^ (Suc n) = (r::real) * (r ^ n)"








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end















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