in this thesis our aim is to construct vector field in r3 for which the corresponding one-dimensional maps have certain discontinuities. two kinds of vector fields are considered, the first the lorenz vector field, and the second originally introced here. the latter have chaotic behavior and motivate a class of one-parameter families of maps which have positive lyapunov exponents for an open in...

Introduction Common development capitals such as financial (economic) capitals, human capital, physical capital, environmental capital and social capital are considered as key elements in analyzing the potentials of development for people, organizations, societies and even governments. By presenting the concept of social capital, planning strategies are formed by cooperative, communicative a...

One of the latest urban development strategies that emphasizes the importance of culture and art in the urban development process is the idea of creative city. Creative city is a cultural approach of urban development that emphasizes the improvement of the citizens’ life quality through the attraction and development of people's talents and creativity. The purpose of this study is to investigat...

some researches made in the field of agency problem issue, deal with the role of control systems regarding owners and managers. in this research the relationship between the two control mechanisms, namely the voluntary disclosure (external control mechanism) and outside directors (internal control mechanism), which are reductive of agency problems, has been studied. for this reason, a sample ...

investigation the archetype of mother can help the reader to understand poes works, especially his fiction, better, if not fully. motivated by internal and external drives to get into the universe in its manifold form poe was impelled to art and, from various modes of art, to symbolism. how much was poe successful to produce works of art has been a matter of dispute among critics. however, ther...