throughout this dissertation r is a commutative ring with identity and m is a unitary r-module. in this dissertation we investigate submodules of multiplication , prufer and dedekind modules. we also stat the equivalent conditions for which is ring , wher l is a submodule of afaithful multiplication prufer module. we introduce the concept of integrally closed modules and show that faithful mu...

Environmental and life conditions of human, over years, have caused changes in human behavior and perception, like their physical changes, in line with more consistency with the environment. The behavioral and perceptional adaptations that is the result of sedimentation of past human experiences like predefined patterns affect our perception and behavior, patterns that are transferred thro...

abstract nowadays, the science of decision making has been paid to more attention due to the complexity of the problems of suppliers selection. as known, one of the efficient tools in economic and human resources development is the extension of communication networks in developing countries. so, the proper selection of suppliers of tc equipments is of concern very much. in this study, a ...

abstract while task-based instruction is considered as the most effective way to learn a language in the related literature, it is oversimplified on various grounds. different variables may affect how students are engaged with not only the language but also with the task itself. the present study was conducted to investigate language and task related engagement on the basis of the task typolog...

Introduction: As the behavioral base of the family, the house is functionally and physically the place where the behavior, culture, and ethics of the community are formed. The traditional house of Iran has been a constructive and suitable place for this important. However, today's Iranian housing architecture is not a suitable container for this important because it has lost its Iranian charact...

abstract: the potato tuberworm, phthorimaea operculella (zeller), is an important insect pest of potato (solanum tuberosum l.) in the storage and field in most parts of the world especially in tropical and subtropical regions due to its close relationship with the host, high reproductive potential and high economic losses. information on host preference, life table parameters and digestive en...

The sense of place expresses a kind of emotional and interactive relationship between the man and the setting. It creates a positive relationship with the bonding between the people and the place. Sense of place is causing the positive qualitative and satisfactory reception of the place for residence. The creation of mentioned concept is important in maintaining the quality of the setting as we...