In article RydTa.108914$OZ2.21460@rwcrnsc54,
"Bob White" wrote:


The only way that numbers come into play concerning existential propositions
is that the only reasonable presumption concerning the proposition, "X
exists" is the null, "There is no X."


Null : of, being, or relating to zero
www.m-w.com
(as in, "There are no ETs.")

Thus, the only reasonable presumption concering the proposition
"Septic's knowledge of logic exists" is ...