MMA2009 P.Code=LebeJ ===============------------------------------ First Name =Julija Last Name =Lebedinska Title =Math. mag. Institution =University of Latvia Street Address =Zellu 8 City =Riga State =Latvia Zip Code =LV-1002 Telephone =+371 29535738 FAX =+371-67033701 E-mail =julija_lebedinska@e-apollo.lv URL = Title of talk and AMS Subject Classification=Gamma-agops and some aspects of generalized aggregation problem