The Mises article quote is a characterization of the claims of what those who advocate the myth of MM ... my apologies for not making that abundantly clear.
Regardless, the fact of the matter is that you did not adequately address my concerns of money multiplication, due to a posteriori or a priori meeting of reserve requirements, and how this relates to a limiting value in an infinite sequence, in which there are an infinite elements of the sequence, each of which is a finite partial sum.