changeset 63167 | 0909deb8059b |
parent 61382 | efac889fccbc |
child 65099 | 30d0b2f1df76 |
--- a/src/HOL/Algebra/Congruence.thy Thu May 26 16:57:14 2016 +0200 +++ b/src/HOL/Algebra/Congruence.thy Thu May 26 17:51:22 2016 +0200 @@ -15,7 +15,7 @@ carrier :: "'a set" -subsection \<open>Structure with Carrier and Equivalence Relation @{text eq}\<close> +subsection \<open>Structure with Carrier and Equivalence Relation \<open>eq\<close>\<close> record 'a eq_object = "'a partial_object" + eq :: "'a \<Rightarrow> 'a \<Rightarrow> bool" (infixl ".=\<index>" 50)