src/HOL/Analysis/L2_Norm.thy
changeset 67006 b1278ed3cd46
parent 66453 cc19f7ca2ed6
child 67143 db609ac2c307
     1.1 --- a/src/HOL/Analysis/L2_Norm.thy	Sat Nov 04 18:57:49 2017 +0100
     1.2 +++ b/src/HOL/Analysis/L2_Norm.thy	Sat Nov 04 19:17:19 2017 +0100
     1.3 @@ -5,7 +5,7 @@
     1.4  section \<open>Square root of sum of squares\<close>
     1.5  
     1.6  theory L2_Norm
     1.7 -imports HOL.NthRoot
     1.8 +imports Complex_Main
     1.9  begin
    1.10  
    1.11  definition