changeset 41024 | ba961a606c67 |
parent 39161 | 75849a560c09 |
child 41528 | 276078f01ada |
--- a/src/HOL/Library/Float.thy Fri Dec 03 15:25:14 2010 +0100 +++ b/src/HOL/Library/Float.thy Mon Dec 06 19:54:48 2010 +0100 @@ -21,6 +21,9 @@ defs (overloaded) real_of_float_def [code_unfold]: "real == of_float" +declare [[coercion "% x . Float x 0"]] +declare [[coercion "real::float\<Rightarrow>real"]] + primrec mantissa :: "float \<Rightarrow> int" where "mantissa (Float a b) = a"