فرض کنید g یک گروه متناهی باشد به طوری که مربع هر درجه کاراکتر تحویل ناپذیر آن اندیس مرکز گروه را عاد می کند. آیا می توان نتیجه گرفت که گروه پوچتوان یا حتی حلپذیر است؟ همچنین در مورد بعضی از تعمیمهای فوقالذکر بحث خواهیم کرد. همچنین، تا چه اندازه ساختار یک گروه حلپذیر توسط بزرگترین درجه کاراکتر تحویل ناپذیر گروه تحت تاثیر قرار میگیرد مورد بحث قرار خواهد گرفت. let g be a finite group such tha...

Objective: The purpose of the present study was to investigate of the efficacy of group play therapy on the social skills of pre-school hearing-impaired children. Materials & Methods: The present research was a semi-experimental study with pre-test, post-test design and control group. The participants were 30 male hearing-impaired children from pre-schools centers in Varamin and Gharchak pro...

Introduction: Single-parent children are among the children who need serious attention from the therapeutic and training community. The aim of this study was to determine the effectiveness of cognitive-behavioral art-play therapy and play therapy based on child-parent relationships on the quality of child-parent interactions among single parents’ children. Methods: The research method was two s...

  Background : Hospitalization is an anxiety producing event for children and their families, There are many strategies to reduce the anxiety of hospitalized child one of which is play.   Objective : To determine the effect of Play on the anxiety of hospitalized children.   Design : This study was a randomized clinical trial with control group. At the beginning of trial the anxiety of both grou...

Background: The purpose of this study was to examine the effectiveness of cognitive-behavioral group play therapy on reformation of the social maladjustment on female students with intellectual disabilities (ID).  Method: The present study, is an experimental study design with pre-test and post-test, and with experimental and control groups. Population of this study includes all girls w...