As today‟s world grows with the technology on the other hand it seems to be small with the World Wide Web. With the use of Internet more and more information can be search from the web. When Users fires a query they want relevancy in obtained results. In general, search engines perform the ranking of web pages in an offline mode, which is after the web pages have been retrieved and stored in th...

1 The network approach as a physical problem As economists are the experts on consumer attitudes and sociologists on human social interaction, physicists are the experts simplifying complex problems. However, one usually does not ask a physicist about stock-market forecasts [1], neither does one immediately think of a physicist when the issue concerns controlling civilian crowds [2]. Scientists...

Introduction. The basic science exam is conducted, two times each year and, success in this exams is an essential condition for medical students to continue their education in medicine. This Descriptive research was designed to study the relationship between some variables, including age, sex, place of stay, conditional history and results of basic science exams. Methods. This study was imple...

the present article studies the appearnace of iranian authors in sci database for the 1993-1997 period. it tries to present an actual picture of scientific activities in iran and the world. for this purpose, scientific information of iranian origin in form of articles dealing with basic sciences, were extracted. irans position has been compared with the rest of the world. it was found that 0.1 ...

A b s t r a c t In this paper, we briefly discuss the dynamic and functional approach to computer symbolic tensor analysis. The ccgrg package for Wolfram Language/Mathematica is used to illustrate this approach. Some examples of applications are attached.

In this article, we propose a fuzzy class relation assigning to each pair of finite fuzzy sets a degree to which they are equipollent, which indicates that they have the same number of elements. The concepts of fuzzy sets and fuzzy classes in the class of all countable sets are introduced, and several standard relations and constructions, such as the fuzzy power set and exponentiation, are defi...