abstract: in this thesis, we focus to class of convex optimization problem whose objective function is given as a linear function and a convex function of a linear transformation of the decision variables and whose feasible region is a polytope. we show that there exists an optimal solution to this class of problems on a face of the constraint polytope of feasible region. based on this, we dev...

Introduction: Behavioral problems are a complex set of emotional, cognitive and behavioral problems, which are characterized by a lack of control and non-adherence to moral and social principles and behavioral disorders in a desirable way in society. Therefore, the aim of this study was to investigate the effectiveness of cognitive therapy based on emotion regulation on impulsivity and aggressi...

during natural gas processing, water in natural gas may cause to hydrates formation in pipelines which may lead to serious damages to process equipments. given the problems raised by present of water in natural gas, glycol solvent uses to remove water.in contact of glycol with gas always an amount of btex and voc absorb along with water, which on glycol recovery process, these substances separa...

abstract global financial crisis has created too many problems in relations among governments. among these problems, the issue of global monetary management, more than every time in the past four decades, has been moved in the center of international economic attentions. a problem which is specially known with the monetary hostility between united states and public republic of china. where ar...

Purpose: This study aimed to investigate the effect of sports activities on behavioral-emotional problems of students with intellectual disability. Methods: Research method was quasi-experimental with pretest-posttest design and the control group. The study population consisted of all students with intellectual disability in Farashband City, Iran who were studying in 2013. The sample compris...