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+(**************************************************************************)
+(*       ___                                                              *)
+(*      ||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                  *)
+(*                                                                        *)
+(**************************************************************************)
+
+(* This file was automatically generated: do not edit *********************)
+
+include "LambdaDelta-1/ty3/defs.ma".
+
+inductive csubt (g: G): C \to (C \to Prop) \def
+| csubt_sort: \forall (n: nat).(csubt g (CSort n) (CSort n))
+| csubt_head: \forall (c1: C).(\forall (c2: C).((csubt g c1 c2) \to (\forall 
+(k: K).(\forall (u: T).(csubt g (CHead c1 k u) (CHead c2 k u))))))
+| csubt_void: \forall (c1: C).(\forall (c2: C).((csubt g c1 c2) \to (\forall 
+(b: B).((not (eq B b Void)) \to (\forall (u1: T).(\forall (u2: T).(csubt g 
+(CHead c1 (Bind Void) u1) (CHead c2 (Bind b) u2))))))))
+| csubt_abst: \forall (c1: C).(\forall (c2: C).((csubt g c1 c2) \to (\forall 
+(u: T).(\forall (t: T).((ty3 g c2 u t) \to (csubt g (CHead c1 (Bind Abst) t) 
+(CHead c2 (Bind Abbr) u))))))).
+