فرض کنید ‎m یک‎ منیفلد جهت دار‎ ‏باشد ‏در این پایان نامه با استفاده از علامت منیفلد ‎l، ‎m‎-کلاس هایزبروچ‎ ‎‎‎را تعریف خواهیم کرد. با بکارگیری علامت برتر‎‎ و پایایی هموتوپی ‎‎حدس نویکوف برای ‎pi =‎ ‎‎z‎ ‎ بدست می آید. در سفتی توپولوژیکی‎ هموتوپیک بودن یک هم ارزی هموتوپی ‎‎با یک همئومورفیسم ‎‎یا دیفئومورفیسم ‎بررسی می شود. با معرفی نگاشت کونر- فلوید‎ و استفاده از نظریه جراحی ‎و ارتباط آن با کلاس...

Purpose: The aim of this research was determining the relationship between cognitive appraisals and social problem solving with coping styles with stressful factors in university students. Methodology: The present study was cross-sectional from type of correlation. The research population was all undergraduate students of Islamic Azad University of Saveh branch in 2019-2020 academic years. Ther...

Background: Community's health depends on the primary healthcare sector of a country. In recent years, health systems have sought to assess the quality of services provided. Therefore, this study was conducted to evaluate the primary health care system with the Primary Care Assessment Tool (PCAT) in areas covered by the family physician in southeastern Iran. Methods: This was a descriptive-ana...

Introduction: The study of behaviors that can lead to a healthy academic lifestyle for learners has always been of interest to researchers. The aim of this study was to investigate the mediating role of self-esteem in between parent-child relationship and health-oriented academic lifestyle. Methods: The present study was descriptive-correlational and structural equation modeling. The statistic...

The aim of this study was to investigate the role of coach-oriented organization and team performance in the mental health staff General Directorate of Youth and Sport of Ardabil. Descriptive and correlational methodology has been applied to the target and the field was done in this study population all staff General Directorate of Youth and Sport was Ardabil province in the number of them 85 p...