Correction bug Tauto : la regle pour (A->B)->C echouait quand C etait

                       de la forme (E->F)->G.


git-svn-id: svn+ssh://scm.gforge.inria.fr/svn/coq/trunk@2868 85f007b7-540e-0410-9357-904b9bb8a0f7

3 files changed, 81 insertions, 69 deletions

diff --git a/.depend b/.depend
index 8572aeda1b..55e4b14bfc 100644
--- a/.depend
+++ b/.depend
@@ -25,9 +25,6 @@ kernel/typeops.cmi: kernel/environ.cmi kernel/names.cmi kernel/sign.cmi \
     kernel/term.cmi kernel/univ.cmi 
 kernel/univ.cmi: kernel/names.cmi lib/pp.cmi 
 lib/pp.cmi: lib/pp_control.cmi 
-lib/rtree.cmi: lib/pp.cmi 
-lib/system.cmi: lib/pp.cmi 
-lib/util.cmi: lib/pp.cmi 
 library/declare.cmi: kernel/cooking.cmi kernel/declarations.cmi \
     kernel/environ.cmi kernel/indtypes.cmi library/libobject.cmi \
     library/library.cmi kernel/names.cmi library/nametab.cmi \
@@ -48,6 +45,9 @@ library/nameops.cmi: kernel/environ.cmi kernel/names.cmi lib/pp.cmi \
 library/nametab.cmi: kernel/environ.cmi kernel/names.cmi lib/pp.cmi \
     lib/util.cmi 
 library/summary.cmi: kernel/names.cmi 
+lib/rtree.cmi: lib/pp.cmi 
+lib/system.cmi: lib/pp.cmi 
+lib/util.cmi: lib/pp.cmi 
 parsing/ast.cmi: parsing/coqast.cmi lib/dyn.cmi parsing/genarg.cmi \
     kernel/names.cmi library/nametab.cmi lib/pp.cmi proofs/tacexpr.cmo \
     lib/util.cmi 
@@ -64,12 +64,12 @@ parsing/esyntax.cmi: parsing/ast.cmi parsing/coqast.cmi parsing/extend.cmi \
     kernel/names.cmi lib/pp.cmi toplevel/vernacexpr.cmo 
 parsing/extend.cmi: parsing/ast.cmi parsing/coqast.cmi library/nametab.cmi \
     lib/pp.cmi 
-parsing/g_minicoq.cmi: kernel/environ.cmi kernel/names.cmi lib/pp.cmi \
-    kernel/term.cmi 
-parsing/g_zsyntax.cmi: parsing/coqast.cmi 
 parsing/genarg.cmi: kernel/closure.cmi parsing/coqast.cmi pretyping/evd.cmi \
     kernel/names.cmi library/nametab.cmi pretyping/rawterm.cmi \
     kernel/term.cmi lib/util.cmi 
+parsing/g_minicoq.cmi: kernel/environ.cmi kernel/names.cmi lib/pp.cmi \
+    kernel/term.cmi 
+parsing/g_zsyntax.cmi: parsing/coqast.cmi 
 parsing/pcoq.cmi: parsing/ast.cmi parsing/coqast.cmi parsing/genarg.cmi \
     kernel/names.cmi library/nametab.cmi pretyping/rawterm.cmi \
     proofs/tacexpr.cmo lib/util.cmi toplevel/vernacexpr.cmo 
@@ -256,19 +256,19 @@ toplevel/recordobj.cmi: library/nametab.cmi proofs/proof_type.cmi
 toplevel/searchisos.cmi: library/libobject.cmi kernel/names.cmi \
     kernel/term.cmi 
 toplevel/toplevel.cmi: parsing/pcoq.cmi lib/pp.cmi 
-toplevel/vernac.cmi: parsing/coqast.cmi parsing/pcoq.cmi \
-    toplevel/vernacexpr.cmo 
 toplevel/vernacentries.cmi: parsing/coqast.cmi kernel/environ.cmi \
     pretyping/evd.cmi kernel/names.cmi library/nametab.cmi kernel/term.cmi \
     lib/util.cmi toplevel/vernacexpr.cmo toplevel/vernacinterp.cmi 
 toplevel/vernacinterp.cmi: proofs/tacexpr.cmo 
+toplevel/vernac.cmi: parsing/coqast.cmi parsing/pcoq.cmi \
+    toplevel/vernacexpr.cmo 
 contrib/correctness/past.cmi: parsing/coqast.cmi kernel/names.cmi \
     contrib/correctness/ptype.cmi kernel/term.cmi 
-contrib/correctness/pcic.cmi: contrib/correctness/past.cmi \
-    pretyping/rawterm.cmi 
 contrib/correctness/pcicenv.cmi: kernel/names.cmi \
     contrib/correctness/penv.cmi contrib/correctness/prename.cmi \
     kernel/sign.cmi kernel/term.cmi 
+contrib/correctness/pcic.cmi: contrib/correctness/past.cmi \
+    pretyping/rawterm.cmi 
 contrib/correctness/pdb.cmi: kernel/names.cmi contrib/correctness/past.cmi \
     contrib/correctness/ptype.cmi 
 contrib/correctness/peffect.cmi: kernel/names.cmi lib/pp.cmi 
@@ -469,34 +469,24 @@ lib/edit.cmo: lib/bstack.cmi lib/pp.cmi lib/util.cmi lib/edit.cmi
 lib/edit.cmx: lib/bstack.cmx lib/pp.cmx lib/util.cmx lib/edit.cmi 
 lib/explore.cmo: lib/explore.cmi 
 lib/explore.cmx: lib/explore.cmi 
-lib/gmap.cmo: lib/gmap.cmi 
-lib/gmap.cmx: lib/gmap.cmi 
 lib/gmapl.cmo: lib/gmap.cmi lib/util.cmi lib/gmapl.cmi 
 lib/gmapl.cmx: lib/gmap.cmx lib/util.cmx lib/gmapl.cmi 
+lib/gmap.cmo: lib/gmap.cmi 
+lib/gmap.cmx: lib/gmap.cmi 
 lib/gset.cmo: lib/gset.cmi 
 lib/gset.cmx: lib/gset.cmi 
 lib/hashcons.cmo: lib/hashcons.cmi 
 lib/hashcons.cmx: lib/hashcons.cmi 
 lib/options.cmo: lib/util.cmi lib/options.cmi 
 lib/options.cmx: lib/util.cmx lib/options.cmi 
-lib/pp.cmo: lib/pp_control.cmi lib/pp.cmi 
-lib/pp.cmx: lib/pp_control.cmx lib/pp.cmi 
 lib/pp_control.cmo: lib/pp_control.cmi 
 lib/pp_control.cmx: lib/pp_control.cmi 
+lib/pp.cmo: lib/pp_control.cmi lib/pp.cmi 
+lib/pp.cmx: lib/pp_control.cmx lib/pp.cmi 
 lib/predicate.cmo: lib/predicate.cmi 
 lib/predicate.cmx: lib/predicate.cmi 
 lib/profile.cmo: lib/profile.cmi 
 lib/profile.cmx: lib/profile.cmi 
-lib/rtree.cmo: lib/pp.cmi lib/util.cmi lib/rtree.cmi 
-lib/rtree.cmx: lib/pp.cmx lib/util.cmx lib/rtree.cmi 
-lib/stamps.cmo: lib/stamps.cmi 
-lib/stamps.cmx: lib/stamps.cmi 
-lib/system.cmo: config/coq_config.cmi lib/pp.cmi lib/util.cmi lib/system.cmi 
-lib/system.cmx: config/coq_config.cmx lib/pp.cmx lib/util.cmx lib/system.cmi 
-lib/tlm.cmo: lib/gmap.cmi lib/gset.cmi lib/tlm.cmi 
-lib/tlm.cmx: lib/gmap.cmx lib/gset.cmx lib/tlm.cmi 
-lib/util.cmo: lib/pp.cmi lib/util.cmi 
-lib/util.cmx: lib/pp.cmx lib/util.cmi 
 library/declare.cmo: kernel/declarations.cmi kernel/environ.cmi \
     library/global.cmi library/impargs.cmi kernel/indtypes.cmi \
     kernel/inductive.cmi library/lib.cmi library/libobject.cmi \
@@ -573,6 +563,16 @@ library/summary.cmo: lib/dyn.cmi kernel/names.cmi lib/pp.cmi lib/util.cmi \
     library/summary.cmi 
 library/summary.cmx: lib/dyn.cmx kernel/names.cmx lib/pp.cmx lib/util.cmx \
     library/summary.cmi 
+lib/rtree.cmo: lib/pp.cmi lib/util.cmi lib/rtree.cmi 
+lib/rtree.cmx: lib/pp.cmx lib/util.cmx lib/rtree.cmi 
+lib/stamps.cmo: lib/stamps.cmi 
+lib/stamps.cmx: lib/stamps.cmi 
+lib/system.cmo: config/coq_config.cmi lib/pp.cmi lib/util.cmi lib/system.cmi 
+lib/system.cmx: config/coq_config.cmx lib/pp.cmx lib/util.cmx lib/system.cmi 
+lib/tlm.cmo: lib/gmap.cmi lib/gset.cmi lib/tlm.cmi 
+lib/tlm.cmx: lib/gmap.cmx lib/gset.cmx lib/tlm.cmi 
+lib/util.cmo: lib/pp.cmi lib/util.cmi 
+lib/util.cmx: lib/pp.cmx lib/util.cmi 
 parsing/argextend.cmo: parsing/ast.cmi parsing/genarg.cmi parsing/pcoq.cmi \
     parsing/q_coqast.cmo parsing/q_util.cmi lib/util.cmi \
     toplevel/vernacexpr.cmo 
@@ -647,6 +647,12 @@ parsing/g_constr.cmo: parsing/ast.cmi parsing/coqast.cmi kernel/names.cmi \
     parsing/pcoq.cmi 
 parsing/g_constr.cmx: parsing/ast.cmx parsing/coqast.cmx kernel/names.cmx \
     parsing/pcoq.cmx 
+parsing/genarg.cmo: parsing/coqast.cmi pretyping/evd.cmi kernel/names.cmi \
+    library/nametab.cmi pretyping/rawterm.cmi kernel/term.cmi lib/util.cmi \
+    parsing/genarg.cmi 
+parsing/genarg.cmx: parsing/coqast.cmx pretyping/evd.cmx kernel/names.cmx \
+    library/nametab.cmx pretyping/rawterm.cmx kernel/term.cmx lib/util.cmx \
+    parsing/genarg.cmi 
 parsing/g_ltac.cmo: parsing/ast.cmi parsing/coqast.cmi parsing/genarg.cmi \
     kernel/names.cmi parsing/pcoq.cmi lib/pp.cmi pretyping/rawterm.cmi \
     proofs/tacexpr.cmo lib/util.cmi toplevel/vernacexpr.cmo 
@@ -701,12 +707,6 @@ parsing/g_zsyntax.cmo: parsing/ast.cmi parsing/astterm.cmi parsing/coqast.cmi \
 parsing/g_zsyntax.cmx: parsing/ast.cmx parsing/astterm.cmx parsing/coqast.cmx \
     parsing/esyntax.cmx parsing/extend.cmx kernel/names.cmx parsing/pcoq.cmx \
     lib/pp.cmx lib/util.cmx parsing/g_zsyntax.cmi 
-parsing/genarg.cmo: parsing/coqast.cmi pretyping/evd.cmi kernel/names.cmi \
-    library/nametab.cmi pretyping/rawterm.cmi kernel/term.cmi lib/util.cmi \
-    parsing/genarg.cmi 
-parsing/genarg.cmx: parsing/coqast.cmx pretyping/evd.cmx kernel/names.cmx \
-    library/nametab.cmx pretyping/rawterm.cmx kernel/term.cmx lib/util.cmx \
-    parsing/genarg.cmi 
 parsing/lexer.cmo: parsing/lexer.cmi 
 parsing/lexer.cmx: parsing/lexer.cmi 
 parsing/pcoq.cmo: parsing/ast.cmi parsing/coqast.cmi parsing/genarg.cmi \
@@ -1531,12 +1531,12 @@ tactics/wcclausenv.cmx: proofs/clenv.cmx kernel/environ.cmx \
     proofs/proof_trees.cmx pretyping/reductionops.cmx proofs/refiner.cmx \
     kernel/sign.cmx proofs/tacmach.cmx kernel/term.cmx pretyping/termops.cmx \
     lib/util.cmx tactics/wcclausenv.cmi 
-tools/coq_vo2xml.cmo: config/coq_config.cmi toplevel/usage.cmi 
-tools/coq_vo2xml.cmx: config/coq_config.cmx toplevel/usage.cmx 
-tools/coqdep.cmo: config/coq_config.cmi tools/coqdep_lexer.cmo 
-tools/coqdep.cmx: config/coq_config.cmx tools/coqdep_lexer.cmx 
 tools/coqdep_lexer.cmo: config/coq_config.cmi 
 tools/coqdep_lexer.cmx: config/coq_config.cmx 
+tools/coqdep.cmo: config/coq_config.cmi tools/coqdep_lexer.cmo 
+tools/coqdep.cmx: config/coq_config.cmx tools/coqdep_lexer.cmx 
+tools/coq_vo2xml.cmo: config/coq_config.cmi toplevel/usage.cmi 
+tools/coq_vo2xml.cmx: config/coq_config.cmx toplevel/usage.cmx 
 tools/gallina.cmo: tools/gallina_lexer.cmo 
 tools/gallina.cmx: tools/gallina_lexer.cmx 
 toplevel/cerrors.cmo: parsing/ast.cmi pretyping/cases.cmi toplevel/himsg.cmi \
@@ -1721,16 +1721,6 @@ toplevel/toplevel.cmx: parsing/ast.cmx toplevel/cerrors.cmx library/lib.cmx \
     toplevel/vernac.cmx toplevel/vernacexpr.cmx toplevel/toplevel.cmi 
 toplevel/usage.cmo: config/coq_config.cmi toplevel/usage.cmi 
 toplevel/usage.cmx: config/coq_config.cmx toplevel/usage.cmi 
-toplevel/vernac.cmo: parsing/ast.cmi parsing/coqast.cmi library/lib.cmi \
-    library/library.cmi library/nameops.cmi kernel/names.cmi lib/options.cmi \
-    parsing/pcoq.cmi lib/pp.cmi library/states.cmi lib/system.cmi \
-    pretyping/termops.cmi lib/util.cmi toplevel/vernacentries.cmi \
-    toplevel/vernacexpr.cmo toplevel/vernacinterp.cmi toplevel/vernac.cmi 
-toplevel/vernac.cmx: parsing/ast.cmx parsing/coqast.cmx library/lib.cmx \
-    library/library.cmx library/nameops.cmx kernel/names.cmx lib/options.cmx \
-    parsing/pcoq.cmx lib/pp.cmx library/states.cmx lib/system.cmx \
-    pretyping/termops.cmx lib/util.cmx toplevel/vernacentries.cmx \
-    toplevel/vernacexpr.cmx toplevel/vernacinterp.cmx toplevel/vernac.cmi 
 toplevel/vernacentries.cmo: parsing/ast.cmi parsing/astterm.cmi \
     tactics/auto.cmi toplevel/class.cmi pretyping/classops.cmi \
     toplevel/command.cmi parsing/coqast.cmi library/declare.cmi \
@@ -1783,6 +1773,28 @@ toplevel/vernacinterp.cmx: parsing/ast.cmx parsing/coqast.cmx \
     parsing/extend.cmx toplevel/himsg.cmx kernel/names.cmx lib/options.cmx \
     lib/pp.cmx proofs/proof_type.cmx proofs/tacexpr.cmx tactics/tacinterp.cmx \
     lib/util.cmx toplevel/vernacexpr.cmx toplevel/vernacinterp.cmi 
+toplevel/vernac.cmo: parsing/ast.cmi parsing/coqast.cmi library/lib.cmi \
+    library/library.cmi library/nameops.cmi kernel/names.cmi lib/options.cmi \
+    parsing/pcoq.cmi lib/pp.cmi library/states.cmi lib/system.cmi \
+    pretyping/termops.cmi lib/util.cmi toplevel/vernacentries.cmi \
+    toplevel/vernacexpr.cmo toplevel/vernacinterp.cmi toplevel/vernac.cmi 
+toplevel/vernac.cmx: parsing/ast.cmx parsing/coqast.cmx library/lib.cmx \
+    library/library.cmx library/nameops.cmx kernel/names.cmx lib/options.cmx \
+    parsing/pcoq.cmx lib/pp.cmx library/states.cmx lib/system.cmx \
+    pretyping/termops.cmx lib/util.cmx toplevel/vernacentries.cmx \
+    toplevel/vernacexpr.cmx toplevel/vernacinterp.cmx toplevel/vernac.cmi 
+contrib/correctness/pcicenv.cmo: library/global.cmi kernel/names.cmi \
+    contrib/correctness/past.cmi contrib/correctness/penv.cmi \
+    contrib/correctness/pmisc.cmi contrib/correctness/pmonad.cmi \
+    contrib/correctness/prename.cmi contrib/correctness/ptype.cmi \
+    contrib/correctness/putil.cmi kernel/sign.cmi kernel/term.cmi \
+    kernel/univ.cmi contrib/correctness/pcicenv.cmi 
+contrib/correctness/pcicenv.cmx: library/global.cmx kernel/names.cmx \
+    contrib/correctness/past.cmi contrib/correctness/penv.cmx \
+    contrib/correctness/pmisc.cmx contrib/correctness/pmonad.cmx \
+    contrib/correctness/prename.cmx contrib/correctness/ptype.cmi \
+    contrib/correctness/putil.cmx kernel/sign.cmx kernel/term.cmx \
+    kernel/univ.cmx contrib/correctness/pcicenv.cmi 
 contrib/correctness/pcic.cmo: parsing/ast.cmi kernel/declarations.cmi \
     library/declare.cmi pretyping/detyping.cmi library/global.cmi \
     kernel/indtypes.cmi kernel/names.cmi library/nametab.cmi \
@@ -1797,18 +1809,6 @@ contrib/correctness/pcic.cmx: parsing/ast.cmx kernel/declarations.cmx \
     pretyping/rawterm.cmx toplevel/record.cmx kernel/sign.cmx kernel/term.cmx \
     pretyping/termops.cmx kernel/typeops.cmx lib/util.cmx \
     toplevel/vernacexpr.cmx contrib/correctness/pcic.cmi 
-contrib/correctness/pcicenv.cmo: library/global.cmi kernel/names.cmi \
-    contrib/correctness/past.cmi contrib/correctness/penv.cmi \
-    contrib/correctness/pmisc.cmi contrib/correctness/pmonad.cmi \
-    contrib/correctness/prename.cmi contrib/correctness/ptype.cmi \
-    contrib/correctness/putil.cmi kernel/sign.cmi kernel/term.cmi \
-    kernel/univ.cmi contrib/correctness/pcicenv.cmi 
-contrib/correctness/pcicenv.cmx: library/global.cmx kernel/names.cmx \
-    contrib/correctness/past.cmi contrib/correctness/penv.cmx \
-    contrib/correctness/pmisc.cmx contrib/correctness/pmonad.cmx \
-    contrib/correctness/prename.cmx contrib/correctness/ptype.cmi \
-    contrib/correctness/putil.cmx kernel/sign.cmx kernel/term.cmx \
-    kernel/univ.cmx contrib/correctness/pcicenv.cmi 
 contrib/correctness/pdb.cmo: library/declare.cmi library/global.cmi \
     kernel/names.cmi library/nametab.cmi contrib/correctness/past.cmi \
     contrib/correctness/peffect.cmi contrib/correctness/penv.cmi \
@@ -2339,6 +2339,14 @@ contrib/interface/pbp.cmx: parsing/astterm.cmx parsing/coqast.cmx \
     tactics/tacinterp.cmx proofs/tacmach.cmx tactics/tacticals.cmx \
     tactics/tactics.cmx kernel/term.cmx parsing/termast.cmx \
     pretyping/typing.cmx lib/util.cmx contrib/interface/pbp.cmi 
+contrib/interface/showproof_ct.cmo: contrib/interface/ascent.cmi \
+    parsing/esyntax.cmi library/global.cmi toplevel/metasyntax.cmi lib/pp.cmi \
+    parsing/printer.cmi contrib/interface/translate.cmi \
+    contrib/interface/vtp.cmi contrib/interface/xlate.cmi 
+contrib/interface/showproof_ct.cmx: contrib/interface/ascent.cmi \
+    parsing/esyntax.cmx library/global.cmx toplevel/metasyntax.cmx lib/pp.cmx \
+    parsing/printer.cmx contrib/interface/translate.cmx \
+    contrib/interface/vtp.cmx contrib/interface/xlate.cmx 
 contrib/interface/showproof.cmo: parsing/ast.cmi parsing/astterm.cmi \
     proofs/clenv.cmi parsing/coqast.cmi kernel/declarations.cmi \
     kernel/environ.cmi pretyping/evd.cmi parsing/genarg.cmi \
@@ -2363,14 +2371,6 @@ contrib/interface/showproof.cmx: parsing/ast.cmx parsing/astterm.cmx \
     pretyping/termops.cmx contrib/interface/translate.cmx \
     pretyping/typing.cmx lib/util.cmx toplevel/vernacinterp.cmx \
     contrib/interface/showproof.cmi 
-contrib/interface/showproof_ct.cmo: contrib/interface/ascent.cmi \
-    parsing/esyntax.cmi library/global.cmi toplevel/metasyntax.cmi lib/pp.cmi \
-    parsing/printer.cmi contrib/interface/translate.cmi \
-    contrib/interface/vtp.cmi contrib/interface/xlate.cmi 
-contrib/interface/showproof_ct.cmx: contrib/interface/ascent.cmi \
-    parsing/esyntax.cmx library/global.cmx toplevel/metasyntax.cmx lib/pp.cmx \
-    parsing/printer.cmx contrib/interface/translate.cmx \
-    contrib/interface/vtp.cmx contrib/interface/xlate.cmx 
 contrib/interface/translate.cmo: contrib/interface/ascent.cmi parsing/ast.cmi \
     contrib/interface/ctast.cmo kernel/environ.cmi pretyping/evarutil.cmi \
     pretyping/evd.cmi library/libobject.cmi library/library.cmi \
@@ -2541,8 +2541,6 @@ contrib/romega/refl_omega.cmx: parsing/ast.cmx tactics/auto.cmx \
     proofs/proof_type.cmx kernel/reduction.cmx kernel/sign.cmx \
     proofs/tacmach.cmx tactics/tacticals.cmx tactics/tactics.cmx \
     kernel/term.cmx lib/util.cmx 
-contrib/xml/xml.cmo: contrib/xml/xml.cmi 
-contrib/xml/xml.cmx: contrib/xml/xml.cmi 
 contrib/xml/xmlcommand.cmo: kernel/declarations.cmi library/declare.cmi \
     kernel/environ.cmi pretyping/evd.cmi library/global.cmi library/lib.cmi \
     library/libobject.cmi library/library.cmi library/nameops.cmi \
@@ -2567,6 +2565,8 @@ contrib/xml/xmlentries.cmx: toplevel/cerrors.cmx parsing/egrammar.cmx \
     parsing/extend.cmx parsing/genarg.cmx parsing/pcoq.cmx lib/pp.cmx \
     parsing/pptactic.cmx tactics/tacinterp.cmx lib/util.cmx \
     toplevel/vernacinterp.cmx contrib/xml/xmlcommand.cmx 
+contrib/xml/xml.cmo: contrib/xml/xml.cmi 
+contrib/xml/xml.cmx: contrib/xml/xml.cmi 
 tactics/tauto.cmo: parsing/grammar.cma kernel/names.cmo parsing/ast.cmo parsing/g_tactic.cmo parsing/g_ltac.cmo parsing/g_constr.cmo
 tactics/tauto.cmx: parsing/grammar.cma kernel/names.cmo parsing/ast.cmo parsing/g_tactic.cmo parsing/g_ltac.cmo parsing/g_constr.cmo
 tactics/eqdecide.cmo: parsing/grammar.cma
diff --git a/.depend.coq b/.depend.coq
index 3a290f8a89..29ffc37cc6 100644
--- a/.depend.coq
+++ b/.depend.coq
@@ -37,7 +37,13 @@ theories/Reals/Ranalysis4.vo: theories/Reals/Ranalysis4.v theories/Reals/Rbase.v
 theories/Reals/Ranalysis3.vo: theories/Reals/Ranalysis3.v theories/Reals/Rbase.vo theories/Reals/Rbasic_fun.vo theories/Reals/R_sqr.vo theories/Reals/Rlimit.vo theories/Reals/Rderiv.vo theories/Reals/DiscrR.vo theories/Reals/Rtrigo.vo theories/Reals/Ranalysis1.vo theories/Reals/Ranalysis2.vo
 theories/Reals/Ranalysis2.vo: theories/Reals/Ranalysis2.v theories/Reals/Rbase.vo theories/Reals/Rbasic_fun.vo theories/Reals/R_sqr.vo theories/Reals/Rlimit.vo theories/Reals/Rderiv.vo theories/Reals/DiscrR.vo theories/Reals/Rtrigo.vo theories/Reals/Ranalysis1.vo contrib/omega/Omega.vo
 theories/Reals/Ranalysis1.vo: theories/Reals/Ranalysis1.v theories/Reals/Rbase.vo theories/Reals/Rbasic_fun.vo theories/Reals/R_sqr.vo theories/Reals/Rlimit.vo theories/Reals/Rderiv.vo theories/Reals/DiscrR.vo theories/Reals/Rtrigo.vo
-theories/Reals/Rtrigo.vo: theories/Reals/Rtrigo.v theories/ZArith/ZArith_base.vo theories/Logic/Classical_Prop.vo theories/Reals/DiscrR.vo theories/Reals/Rbase.vo theories/Reals/R_sqr.vo theories/Reals/Rfunctions.vo theories/Reals/Rsigma.vo theories/Reals/Rlimit.vo theories/Reals/Rtrigo_def.vo
+theories/Reals/Rtrigo.vo: theories/Reals/Rtrigo.v theories/ZArith/ZArith_base.vo theories/ZArith/Zcomplements.vo theories/Logic/Classical_Prop.vo theories/Reals/DiscrR.vo theories/Reals/Rbase.vo theories/Reals/R_sqr.vo theories/Reals/Rfunctions.vo theories/Reals/Rsigma.vo theories/Reals/Rlimit.vo theories/Reals/Binome.vo theories/Reals/Rtrigo_def.vo theories/Reals/Rtrigo_alt.vo theories/Reals/Cos_plus.vo
+theories/Reals/Cos_plus.vo: theories/Reals/Cos_plus.v theories/Arith/Max.vo theories/Reals/Rbase.vo theories/Reals/DiscrR.vo theories/Reals/Rseries.vo theories/Reals/Binome.vo theories/Reals/Rtrigo_def.vo theories/Reals/Rtrigo_alt.vo theories/Reals/Rprod.vo theories/Reals/Cv_prop.vo theories/Reals/Cos_rel.vo
+theories/Reals/Cos_rel.vo: theories/Reals/Cos_rel.v theories/Reals/Rbase.vo theories/Reals/Rseries.vo theories/Reals/Alembert.vo theories/Reals/Binome.vo theories/Reals/Rtrigo_def.vo theories/Reals/Rtrigo_alt.vo theories/Reals/Cauchy_prod.vo
+theories/Reals/Cv_prop.vo: theories/Reals/Cv_prop.v theories/Arith/Max.vo theories/Reals/Rbase.vo theories/Reals/DiscrR.vo theories/Reals/Rseries.vo theories/Reals/Rcomplet.vo theories/Reals/AltSeries.vo
+theories/Reals/Cauchy_prod.vo: theories/Reals/Cauchy_prod.v theories/Reals/Rbase.vo theories/Reals/Rseries.vo theories/Reals/Alembert.vo theories/Reals/Binome.vo
+theories/Reals/Rprod.vo: theories/Reals/Rprod.v theories/Arith/Compare.vo theories/Reals/Rbase.vo theories/Reals/Rseries.vo theories/Reals/Binome.vo theories/Reals/Rtrigo_def.vo
+theories/Reals/Rtrigo_alt.vo: theories/Reals/Rtrigo_alt.v theories/Reals/DiscrR.vo theories/Reals/Rbase.vo theories/Reals/Rseries.vo theories/Reals/Binome.vo theories/Reals/Rcomplet.vo theories/Reals/Rtrigo_def.vo
 theories/Reals/Rtrigo_def.vo: theories/Reals/Rtrigo_def.v theories/Arith/Max.vo theories/Reals/Raxioms.vo theories/Reals/DiscrR.vo theories/Reals/Rbase.vo theories/Reals/Rseries.vo theories/Reals/Rtrigo_fun.vo theories/Reals/Alembert.vo theories/Reals/AltSeries.vo
 theories/Reals/AltSeries.vo: theories/Reals/AltSeries.v theories/Arith/Even.vo theories/Arith/Div2.vo theories/Arith/Max.vo theories/Reals/DiscrR.vo theories/Reals/Rseries.vo theories/Reals/Alembert.vo theories/Reals/Rcomplet.vo theories/Reals/Binome.vo
 theories/Reals/Alembert_compl.vo: theories/Reals/Alembert_compl.v theories/Arith/Max.vo theories/Reals/Raxioms.vo theories/Reals/DiscrR.vo theories/Reals/Rbase.vo theories/Reals/Rseries.vo theories/Reals/Rcomplet.vo theories/Reals/Alembert.vo
diff --git a/tactics/tauto.ml4 b/tactics/tauto.ml4
index 07175f73b7..e327e4aace 100644
--- a/tactics/tauto.ml4
+++ b/tactics/tauto.ml4
@@ -61,6 +61,7 @@ let axioms ist =
     |[_:?1 |- ?] -> $t_is_empty
     |[_:?1 |- ?1] -> Assumption>>
 
+
 let simplif t_reduce ist =
   let t_is_unit = tacticIn is_unit
   and t_is_conj = tacticIn is_conj
@@ -98,8 +99,7 @@ let rec tauto_intuit t_reduce t_solver ist =
       (Match Reverse Context With
       | [id:(?1-> ?2)-> ?3|- ?] ->
         Cut ?2-> ?3;[Intro;Cut ?1-> ?2;[Intro;Cut ?3;[Intro;Clear id|
-          Intros;Apply id;Assumption]|Clear id]|Intros;Apply id;Try Intro;
-          Assumption]; Solve [ $t_tauto_intuit ]
+          Intros;Apply id;Assumption]|Clear id]|Intros;Apply id; (Assumption Orelse (Intro; Assumption))]; Solve [ $t_tauto_intuit ]
       | [|- (?1 ? ?)] ->
         $t_is_disj;Solve [Left;$t_tauto_intuit | Right;$t_tauto_intuit]
       )
@@ -122,6 +122,8 @@ let t_reduction_not_iff = Tacexpr.TacArg (valueIn (VTactic reduction_not_iff))
 let intuition_gen tac =
   interp (tacticIn (tauto_intuit t_reduction_not_iff tac))
 
+let simplif_gen = interp (tacticIn (simplif t_reduction_not_iff))
+
 let tauto g =
   try intuition_gen <:tactic<Fail>> g
   with UserError _ -> errorlabstrm "tauto" [< str "Tauto failed" >]
@@ -132,6 +134,10 @@ TACTIC EXTEND Tauto
 | [ "Tauto" ] -> [ tauto ]
 END
 
+TACTIC EXTEND TSimplif
+| [ "Simplif" ] -> [ simplif_gen ]
+END
+
 TACTIC EXTEND Intuition
 | [ "Intuition" ] -> [ intuition_gen default_intuition_tac ]
 | [ "Intuition" tactic(t) ] -> [ intuition_gen t ]