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authorGravatar barras <barras@85f007b7-540e-0410-9357-904b9bb8a0f7>2003-03-12 17:49:21 +0000
committerGravatar barras <barras@85f007b7-540e-0410-9357-904b9bb8a0f7>2003-03-12 17:49:21 +0000
commitcb1ae314411d78952062e5092804b85d981ad6e1 (patch)
tree52b9a4058c89b5849d875a4c1129951f35e9c1b1 /theories/Reals/MVT.v
parent7cb6a61133b6e3c2cd5601282a1f472ff0104c1f (diff)
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git-svn-id: svn+ssh://scm.gforge.inria.fr/svn/coq/trunk@3761 85f007b7-540e-0410-9357-904b9bb8a0f7
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diff --git a/theories/Reals/MVT.v b/theories/Reals/MVT.v
index b271d408b..520ccc788 100644
--- a/theories/Reals/MVT.v
+++ b/theories/Reals/MVT.v
@@ -12,6 +12,7 @@ Require Rbase.
Require Rfunctions.
Require Ranalysis1.
Require Rtopology.
+Import R_scope.
(* The Mean Value Theorem *)
Theorem MVT : (f,g:R->R;a,b:R;pr1:(c:R)``a<c<b``->(derivable_pt f c);pr2:(c:R)``a<c<b``->(derivable_pt g c)) ``a<b`` -> ((c:R)``a<=c<=b``->(continuity_pt f c)) -> ((c:R)``a<=c<=b``->(continuity_pt g c)) -> (EXT c : R | (EXT P : ``a<c<b`` | ``((g b)-(g a))*(derive_pt f c (pr1 c P))==((f b)-(f a))*(derive_pt g c (pr2 c P))``)).