| author | wenzelm |
| Wed, 30 Aug 2000 13:54:53 +0200 | |
| changeset 9738 | 2e1dca5af2d4 |
| parent 8856 | 435187ffc64e |
| child 10797 | 028d22926a41 |
| permissions | -rw-r--r-- |
(* Title: RealInt.thy ID: $Id$ Author: Jacques D. Fleuriot Copyright: 1999 University of Edinburgh Description: Embedding the integers in the reals *) RealInt = RealOrd + constdefs real_of_int :: int => real "real_of_int z == Abs_real(UN (i,j): Rep_Integ z. realrel ^^ {(preal_of_prat(prat_of_pnat(pnat_of_nat i)), preal_of_prat(prat_of_pnat(pnat_of_nat j)))})" end