The first is my paper, to be published in the proceedings of a recent
workshop in Italy. The second is about a paper someone else presented
at this workshop.
Comments, as always, will be appreciated.
_______________________________________________________
Ludwik Kowalski, a retired physicist
5 Horizon Road, apt. 2702, Fort Lee, NJ, 07024, USA
Also an amateur journalist at http://csam.montclair.edu/~kowalski/cf/