Hi Gino, you are right, I hoped private to mean "not listed". Instead it requires an email invitation.
Now I've made it public Glauco -- You received this message because you are subscribed to the Google Groups "Metamath" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To view this discussion on the web visit https://groups.google.com/d/msgid/metamath/9a1563c9-f75c-455d-ac8d-3714f1f55199n%40googlegroups.com.
