+++ /dev/null
-(**************************************************************************)
-(* ___ *)
-(* ||M|| *)
-(* ||A|| A project by Andrea Asperti *)
-(* ||T|| *)
-(* ||I|| Developers: *)
-(* ||T|| The HELM team. *)
-(* ||A|| http://helm.cs.unibo.it *)
-(* \ / *)
-(* \ / This file is distributed under the terms of the *)
-(* v GNU General Public License Version 2 *)
-(* *)
-(**************************************************************************)
-
-include "basic_2/grammar/ceq.ma".
-
-(* CONTEXT-SENSITIVE EQUIVALENCES FOR TERMS *********************************)
-
-(* Main properties **********************************************************)
-
-theorem ceq_trans (L): Transitive … (ceq L).
-// qed-.
-
-lemma ceq_canc_sn (L): left_cancellable … (ceq L).
-// qed-.
-
-lemma ceq_canc_dx (L): right_cancellable … (ceq L).
-// qed-.
-
-theorem cfull_trans (L): Transitive … (cfull L).
-// qed-.
-
-lemma cfull_canc_sn (L): left_cancellable … (cfull L).
-// qed-.
-
-lemma cfull_canc_dx (L): right_cancellable … (cfull L).
-// qed-.
\ No newline at end of file