X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=helm%2Fsoftware%2Fmatita%2Fnlibrary%2Ftopology%2Fpreamble.xml;h=018c0b44564953102c1f3c51836ddf4fe8c14539;hb=e3369ffc8b690703cfafc7985f69db5fc140d749;hp=ffb7483ec3b73ea14a78ec9c535686c241dbbc77;hpb=bee436af0c6ceb1c83259c94036df8b12f901f2d;p=helm.git
diff --git a/helm/software/matita/nlibrary/topology/preamble.xml b/helm/software/matita/nlibrary/topology/preamble.xml
index ffb7483ec..018c0b445 100644
--- a/helm/software/matita/nlibrary/topology/preamble.xml
+++ b/helm/software/matita/nlibrary/topology/preamble.xml
@@ -3,24 +3,60 @@
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