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)".
9 alias num (instance 0) = "natural number".
10 alias symbol "times" (instance 0) = "natural times".
12 theorem b:\forall p:nat. p * 0=0.