set "baseuri" "cic:/matita/demodulation/".
-include "legacy/coq.ma".
+include "../legacy/coq.ma".
-alias num = "natural number".
+alias num = "Coq natural number".
alias symbol "times" = "Coq's natural times".
alias symbol "plus" = "Coq's natural plus".
alias symbol "eq" = "Coq's leibnitz's equality".