From a281f908a65ba7ba0678f42e20b3a0ed78250b18 Mon Sep 17 00:00:00 2001
From: glondu
Date: Thu, 2 Dec 2010 09:24:31 +0000
Subject: Add tactic is_evar (Closes: #2433)

git-svn-id: svn+ssh://scm.gforge.inria.fr/svn/coq/trunk@13663 85f007b7-540e-0410-9357-904b9bb8a0f7
---
 doc/refman/RefMan-tac.tex | 10 ++++++++++
 1 file changed, 10 insertions(+)

(limited to 'doc')

diff --git a/doc/refman/RefMan-tac.tex b/doc/refman/RefMan-tac.tex
index c1d6b1d0c9..3f9f03c40f 100644
--- a/doc/refman/RefMan-tac.tex
+++ b/doc/refman/RefMan-tac.tex
@@ -989,6 +989,16 @@ Assumptions} (see Section~\ref{PrintAssumptions}). Admitted subgoals
 have names of the form {\ident}\texttt{\_admitted} possibly followed
 by a number.
 
+\subsection{\tt is\_evar \term
+\tacindex{is\_evar}
+\label{isevar}}
+
+This tactic applies to any goal. It checks whether its argument is an
+existential variable. Existential variables are uninstantiated
+variables generated by e.g. {\tt eapply} (see Section~\ref{apply}).
+
+\ErrMsg \errindex{Not an evar}
+
 \subsection{Bindings list
 \index{Binding list}
 \label{Binding-list}}
-- 
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