src/HOL/Computational_Algebra/Computational_Algebra.thy

--- a/src/HOL/Computational_Algebra/Computational_Algebra.thy	Mon Feb 04 15:39:37 2019 +0100
+++ b/src/HOL/Computational_Algebra/Computational_Algebra.thy	Mon Feb 04 17:19:04 2019 +0100
@@ -5,7 +5,7 @@
 imports
   Euclidean_Algorithm
   Factorial_Ring
-  Formal_Power_Series
+  Formal_Laurent_Series
   Fraction_Field
   Fundamental_Theorem_Algebra
   Group_Closure