Underground railway systems, can generate heat from their operations to raise the temperatures of carriages and the station substantially. This may lead to passenger discomfort and complain especially in warm weather conditions that prevail in Tehran if underground environment is not cooled. Transportation air conditioning Committee of American Society of Heating, Refrigerating and air-conditio...

Introduction: In recent years, we have seen differences between women’s values ​​and their actions. Some women actions according to others express completely different from values. Women’s ​​are influenced by various factors that are mentioned in this article, and Robert Merton’s theory of pressure has been used identify general, three districts Tehran were compared. Method: This research is qu...

F. Hosseinzadeh Lot a, A. A. Noora b, H. Nikoomaram c, M. Alimardani d , M. Modi e (a) Dept. of Math. Science and Research Branch, Islamic Azad University, Tehran,Iran. (b) Dept. of Math. Sistan and Balochestan University, Iran, (c) Dept. of Management. Science and Research Branch,Islamic Azad University, Tehran,Iran. (d) Dept. of Math. Tehran -North Branch,Islamic Azad University, Tehran,Iran,...

FREDERICK W. CUBBAGE1, ROBERT R. DAVIS2, DIANA RODRÍGUEZ PAREDES2, RAMON MOLLENHAUER3, YOANNA KRAUS ELSIN3, GREGORY E. FREY4, IGNACIO A. GONZÁLEZ HERNÁNDEZ5, HUMBERTO ALBARRÁN HURTADO5, ANITA MERCEDES SALAZAR CRUZ5, and DIANA NACIBE CHEMOR SALAS5 1Department of Forestry and Environmental Resources, North Carolina State University, Raleigh, North Carolina, USA 2World Bank, Latin America and the ...

Nowadays, Tehran Urban and Suburban Railway System (TUSRS) is going to be completed by eight lines and 149 stations. This complex transportation system contains 168 links between each station pairs and 20 cross-section and Y-branch stations among all eight lines. In this study, we considered TUSRS as a complex network and undertook several analyzes based on graph theory. Examining e.g. centrali...