set "baseuri" "cic:/matita/generalize".
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 "plus_comm" = "cic:/Coq/Arith/Plus/plus_comm.con".
alias id "S" = "cic:/Coq/Init/Datatypes/nat.ind#xpointer(1/1/2)".
theorem test2: \forall x. x + 4 = 4 + x.
generalize in match 4.
exact plus_comm.
-qed.
\ No newline at end of file
+qed.