diff -r e04536f7c5ea -r 780161d4b55c src/HOL/Analysis/Analysis.thy
--- a/src/HOL/Analysis/Analysis.thy	Wed Jan 25 22:00:21 2023 +0100
+++ b/src/HOL/Analysis/Analysis.thy	Thu Jan 26 13:59:51 2023 +0000
@@ -6,6 +6,7 @@
   (* Topology *)
   Connected
   Abstract_Limits
+  Isolated
   (* Functional Analysis *)
   Elementary_Normed_Spaces
   Norm_Arith