’ A preliminary version of this paper appeared in “Proceedings of the 32nd Annual ACM Symposium on Theory of Computing,,” Portland, OR, May 2000. ‘Current affiliation: Department of Computer Science, Princeton University, Princeton, NJ 08544. Most of this work was done while the author was at Stanford University and was visiting IBM Almaden Research Center. Research at Stanford was supported by...

conference came at a time of increasing political and scientific confidence in the role of human-induced greenhouse gas emissions in changing global temperatures. The most recent (2007) report of the Intergovernmental Panel on Climate Change (2) states that climate change is now " unequivocal " , based on increasing evidence from global average air and ocean temperatures, melting of snow and ic...

In this chapter, we study and present our results on the problem of employing a cognitive user model for Information Retrieval (IR) in which a user’s intent is captured and used for improving his/her effectiveness in an information seeking task. The user intent is captured by analyzing the commonality of the retrieved relevant documents. The effectiveness of our user model is evaluated with reg...

this paper presents pluralism as a historical process. the term pluralism frequently appears not only in the field of political philosophy but also in social sciences. in one sense, the growing literature is stimulating and enriching, nevertheless the abundance of material attempting to explain the various interpretations of pluralist theory can be convoluted and overwhelming. despite the const...

In this article, the low back vowel /A/ in word-final positions in Eghlidian dialect, one of Persian dialects, is studied. This vowel is represented phonetically as [A], [o] and [@] in different phonetic environments. Therefore many words were collected via interviewing ten native speakers so that these different alternant forms can be accounted for appropriately. Since one of the authors of th...

Objective(s): Calcineurin (CN) is a main phosphatase and a critical regulator of cellular pathways for learning, memory, and plasticity. The FK-506 (tacrolimus),a phosphatase inhibitor, is a fungal-derived agent and a common immune suppressant extensively used for tissue transplantation. To further clarify the role of CN in different stages oflearning and memory the main aim of this study was t...

The purpose of this article is to explore different ways countering the COVID-19 pandemic in Polish theatre that were not only attempts provide protection against potentially lethal coronavirus, but also actively combat other ‘viruses’: capitalist compulsion for productivity and exclusion Others (the disabled, elderly, women or LGBT+ people). Several artists lockdown era (participants Quarantin...

in what follows, the author has dealt with the relation between the necessary being as an unchangeable essence and his changeable and unchangeable attributes. neither is the ascription of any changeable attribute impossible for god nor is the ascription of any kind of unchangeable attribute possible. as the change of genitive attributes does not demand the change in the essence, it is possible ...