In this brief account we present the way of obtaining unbounded *-representations in terms of the so-called "unbounded" C*-seminorms. Among such *-representations we pick up a special class with "good behaviour" and characterize them through some properties of the Pták function.
@article{bwmeta1.element.bwnjournal-article-doi-10_4064-bc67-0-9, author = {S. J. Bhatt and M. Fragoulopoulou and A. Inoue}, title = {Spectral well-behaved *-representations}, journal = {Banach Center Publications}, volume = {68}, year = {2005}, pages = {123-131}, zbl = {1090.46042}, language = {en}, url = {http://dml.mathdoc.fr/item/bwmeta1.element.bwnjournal-article-doi-10_4064-bc67-0-9} }
S. J. Bhatt; M. Fragoulopoulou; A. Inoue. Spectral well-behaved *-representations. Banach Center Publications, Tome 68 (2005) pp. 123-131. http://gdmltest.u-ga.fr/item/bwmeta1.element.bwnjournal-article-doi-10_4064-bc67-0-9/