Relative-sameness counterpart Theory

نویسنده

  • Delia Graff Fara
چکیده

Just as set theory can be divorced from Ernst Zermelo’s original axiomatization of it, counterpart theory can be divorced from the eight postulates that were originally stipulated by David Lewis (1968, p. 114) to constitute it. These were postulates governing some of the properties and relations holding among possible worlds and their inhabitants. In particular, counterpart theory can be divorced from Lewis’s postulate P2, the stipulation that individuals are ‘world-bound’—that none exists in more than one possible world:

برای دانلود متن کامل این مقاله و بیش از 32 میلیون مقاله دیگر ابتدا ثبت نام کنید

ثبت نام

اگر عضو سایت هستید لطفا وارد حساب کاربری خود شوید

منابع مشابه

Why the Theory R Is Special

Is it possible to give coordinate-free characterizations of salient theories? Such characterizations would always involve some notion of sameness of theories: we want to describe a theory modulo a notion of sameness, without having to give an axiomatization in a specific language. Such a characterization could, e.g., be a first order formula in the language of partial preorderings that describe...

متن کامل

Relative Frequency of Peripheral Odontogenic Tumors and Comparison with Central Counterpart: a 20-Year Evaluation

Introduction: Peripheral odontogenic tumors are rare and there is no valid information of the frequency of them in the literature. This study aims to obtain the frequency of these tumors. Materials and Methods: The files of oral and maxillofacial pathology (microscopic reports and slides), faculty of dentistry, Shahid Beheshti University of medical sciences served as the source of the material...

متن کامل

Sameness and the self: philosophical and psychological considerations

In this paper I examine the concept of cross-temporal personal identity (diachronicity). This particular form of identity has vexed theorists for centuries-e.g., how can a person maintain a belief in the sameness of self over time in the face of continual psychological and physical change? I first discuss various forms of the sameness relation and the criteria that justify their application. I ...

متن کامل

What Makes Us Essentially Different?

Difference and sameness -or identity -are correlated concepts: to understand one is to understand the other. I will distinguish two accounts of sameness and difference: first, an essentialist account of sameness against which an understanding of difference is presented as derivative; secondly, a contextualist account which relates both sameness and difference to a more fundamental horizon or co...

متن کامل

Commentary: Swapping or Dropping? Electrophysiological Measures of Difficulty during Multiple Object Tracking

Within cognitive psychology it is widely accepted that the human visual system represents the numerical sameness of objects. In particular, we are able to perceive an object as being the same despite movement and qualitative changes (Pylyshyn, 2007). Empirical research concerning visual sameness has focused on the conditions under which sameness is perceived (Odic et al., 2012) and the nature o...

متن کامل

ذخیره در منابع من


  با ذخیره ی این منبع در منابع من، دسترسی به آن را برای استفاده های بعدی آسان تر کنید

برای دانلود متن کامل این مقاله و بیش از 32 میلیون مقاله دیگر ابتدا ثبت نام کنید

ثبت نام

اگر عضو سایت هستید لطفا وارد حساب کاربری خود شوید

عنوان ژورنال:
  • Rew. Symb. Logic

دوره 1  شماره 

صفحات  -

تاریخ انتشار 2008