Open-string theories may be related to suitable models of oriented closed strings. The resulting construction of “open descendants” is illustrated in a few simple cases that exhibit some of its key features.
/ Augusto Sagnotti (Pisa, Scuola Normale Superiore & INFN, Pisa) ©2019
autorizzato dal Professo Augusto Sagnotti
inside the World all begins locally,(LOCGLOB),and then turns into global,(GLOCAL):the 45 Geopolitical Regions and the 296 leading Towns 