Belief function terminology

[Kevin S. Van Horn]

Kathryn Blackmond Laskey wrote:
> In belief functions you have belief in A, belief in not-A, and belief in <A
> or not-A>.  This latter represents incompleteness in your knowledge.

I find this terminology quite unfortunate.  When I read "belief in <A or
not-A>", I think, "<A or not-A> is a tautology, hence my belief in it is
certainty-of-truth."