author | wenzelm |
Wed, 05 Jan 2000 20:49:37 +0100 | |
changeset 8108 | ce4bb031d664 |
parent 8107 | 284d6a3c8bd2 |
child 8109 | aca11f954993 |
--- a/src/HOL/Real/HahnBanach/HahnBanach.thy Wed Jan 05 20:47:14 2000 +0100 +++ b/src/HOL/Real/HahnBanach/HahnBanach.thy Wed Jan 05 20:49:37 2000 +0100 @@ -786,7 +786,7 @@ fix x; assume "x : F"; from a; have "g x = f x"; ..; hence "rabs (f x) = rabs (g x)"; by simp; - also; from g_cont; + also; from _ _ g_cont; have "... <= function_norm E norm g * norm x"; proof (rule norm_fx_le_norm_f_norm_x); show "x:E"; ..;