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1 alias symbol "eq" (instance 0) = "leibnitz's equality".
2 theorem a:\forall x.x=x.
3 alias id "nat" = "cic:/Coq/Init/Datatypes/nat.ind#xpointer(1/1)".
4 goal 5.
5 exact nat.
6 intro.
7 reflexivity.
8 qed.