set "baseuri" "cic:/matita/tests/change/".
alias num (instance 0) = "natural number".
-alias symbol "eq" (instance 0) = "leibnitz's equality".
-alias symbol "plus" (instance 0) = "natural plus".
+alias symbol "eq" (instance 0) = "Coq's leibnitz's equality".
+alias symbol "plus" (instance 0) = "Coq's natural plus".
alias id "nat" = "cic:/Coq/Init/Datatypes/nat.ind#xpointer(1/1)".
theorem stupid:
change in \vdash (? ? % ?) with 5.
rewrite < H in \vdash (? ? % ?).
reflexivity.
-qed.
\ No newline at end of file
+qed.