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...

various approaches have emerged in the arab world view.one of the most notable of them is a national approach to the arab nation’s ups and downs that accompany. playwrights according show to this approach and comprised a part of the production of own to this approach.”ali aghle arsan” undoubtedly, is a pioneer in this field that the national concern - a true reflection of the man himself and hi...

abstract background: in‑service training of nursing personnel has a significant role in increasing the empowerment of nurses and promotion of the quality of health services. the objective of this study is to identify and explain the process of in-service training of nursing personnel in the hospitals affiliated with baqiyatallah university of medical sciences in tehran. materials and methods: t...

in this study, total factor productivity(tfp) growth of sugar beet in iran during 1989-1990 through 2007-2008 was analyzed, using nonparametric malmquist approach. so, amounts of inputs usage including seeds, fertilizers, insecticides, herbicides, labor, water use and acreage in one hand and output of sugar beet production on the hand were taken into account. results showed that sugar beet prod...