src/HOL/ex/Sqrt.thy
changeset 58889 5b7a9633cfa8
parent 57514 bdc2c6b40bf2
child 59031 4c3bb56b8ce7
     1.1 --- a/src/HOL/ex/Sqrt.thy	Sun Nov 02 18:21:14 2014 +0100
     1.2 +++ b/src/HOL/ex/Sqrt.thy	Sun Nov 02 18:21:45 2014 +0100
     1.3 @@ -2,7 +2,7 @@
     1.4      Author:     Markus Wenzel, Tobias Nipkow, TU Muenchen
     1.5  *)
     1.6  
     1.7 -header {*  Square roots of primes are irrational *}
     1.8 +section {*  Square roots of primes are irrational *}
     1.9  
    1.10  theory Sqrt
    1.11  imports Complex_Main "~~/src/HOL/Number_Theory/Primes"