the present article examines researches on ferdowsi, through a descriptive- analytical method, concentrating on their quality as well as quantity, to describe, analyze, and classify those written after the islamic revolution of iran. the outcomes of this study produce the result that all publications on ferdowsi may be classified into three main, and fourteen sub groups. the three main categori...

ferdowsi, has beautifully described the important characters of shahnameh. with the help of psychological analysis, one can reach the hidden layers of their personality. this shows ferdowsi’s intelligence and his awareness in characterization. one of the negative and unaccepted characters of shahnameh is called shaghaad, who is rostam’s stepbrother. in his exact description of this character, f...

In this paper, we show an improved bound and new algorithm for the online square-into-square packing problem. This twodimensional packing problem involves packing an online sequence of squares into a unit square container without any two squares overlapping. The goal is to find the largest area α such that any set of squares with total area α can be packed. We show an algorithm that can pack an...

this study surveyed the research experience of graduate students at ferdowsi university of mashhad and the factors influencing this experience. information was gathered by means of a questionnaire developed based on preq questionnaire. the statistical population of this study consisted of those graduate students whose research proposal had been approved by the educational council of their facul...

In this paper, we show that a matrix A in Mn(C) that has n coneigenvectors, where coneigenvaluesassociated with them are distinct, is condiagonalizable. And also show that if allconeigenvalues of conjugate-normal matrix A be real, then it is symmetric.