نتایج جستجو برای: individual and technological elements
تعداد نتایج: 16881271 فیلتر نتایج به سال:
this study is an attempt to monitor and investigate the main elements of social harms from political, economic, sociocultural, technological, environmental and legal perspectives in accordance with the factors of pestel. one of the findings of the present study indicates that iran has taken several measures in order to fight narcotics. in poverty and unemployment, it must be admitted that cast...
Like any software artifact, software languages are subject to evolution. When a software language evolves, existing language elements may no longer conform to the evolved language. To prevent loss of information, existing elements need to be migrated. Coupled evolution automates the migration of existing elements by attaching a migration specification to the evolution of a language definition. ...
this thesis basically deals with the well-known notion of the bear-invariant of groups, which is the generalization of the schur multiplier of groups. in chapter two, section 2.1, we present an explicit formula for the bear-invariant of a direct product of cyclic groups with respect to nc, c>1. also in section 2.2, we caculate the baer-invatiant of a nilpotent product of cyclic groups wuth resp...
1 This research was conducted while the author was at the Information & Computer Science Department, University of California, Irvine. ABSTRACT Designing and deploying groupware is difficult. Groupware evaluation and design are often approached from a single perspective, with a technologically-, individually-, or socially-centered focus. A study of Groupware Calendar Systems (GCSs) highlights t...
As no clear-cut equivalents have been proposed in Iranian marketing literature to stand for “brand placement” and “product placement”, this fact signifies that such concepts have not yet been thoroughly addressed in our country. Audience skepticism and cynicism toward promotional advertisements, media fragmentation, ever-increasing number of Internet users, and fading away of the traditional me...
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