diff options
Diffstat (limited to 'library/heads.mli')
| -rw-r--r-- | library/heads.mli | 8 |
1 files changed, 3 insertions, 5 deletions
diff --git a/library/heads.mli b/library/heads.mli index e13b171f..9e80c173 100644 --- a/library/heads.mli +++ b/library/heads.mli @@ -1,13 +1,11 @@ (************************************************************************) (* v * The Coq Proof Assistant / The Coq Development Team *) -(* <O___,, * INRIA - CNRS - LIX - LRI - PPS - Copyright 1999-2011 *) +(* <O___,, * INRIA - CNRS - LIX - LRI - PPS - Copyright 1999-2010 *) (* \VV/ **************************************************************) (* // * This file is distributed under the terms of the *) (* * GNU Lesser General Public License Version 2.1 *) (************************************************************************) -(* $Id: heads.mli 14641 2011-11-06 11:59:10Z herbelin $ *) - open Names open Term open Environ @@ -17,12 +15,12 @@ open Environ provides the function to compute the head symbols and a table to store the heads *) -(* [declared_head] computes and registers the head symbol of a +(** [declared_head] computes and registers the head symbol of a possibly evaluable constant or variable *) val declare_head : evaluable_global_reference -> unit -(* [is_rigid] tells if some term is known to ultimately reduce to a term +(** [is_rigid] tells if some term is known to ultimately reduce to a term with a rigid head symbol *) val is_rigid : env -> constr -> bool |