| changeset 15140 | 322485b816ac |
| parent 15131 | c69542757a4d |
| child 15234 | ec91a90c604e |
--- a/src/HOL/Real/RComplete.thy Tue Aug 17 11:00:24 2004 +0200 +++ b/src/HOL/Real/RComplete.thy Wed Aug 18 11:09:40 2004 +0200 @@ -9,7 +9,7 @@ header{*Completeness of the Reals; Floor and Ceiling Functions*} theory RComplete -import Lubs RealDef +imports Lubs RealDef begin lemma real_sum_of_halves: "x/2 + x/2 = (x::real)"