نتایج جستجو برای: in recent centuries

تعداد نتایج: 17010423  

1990
A. M. Odlyzko

The primes, which are the fundamental building blocks of the multiplicative structure of the integers, have fascinated mathematicians at least since the time of the ancient Greeks. Euclid already knew that there are infinitely many primes, and his elegant proof is still commonly used today. Further progress in studying primes was made over the succeeding centuries. However, many very basic ques...

Journal: :PLoS ONE 2009
Holly P. Jones Oswald J. Schmitz

BACKGROUND Recent reports on the state of the global environment provide evidence that humankind is inflicting great damage to the very ecosystems that support human livelihoods. The reports further predict that ecosystems will take centuries to recover from damages if they recover at all. Accordingly, there is despair that we are passing on a legacy of irreparable damage to future generations ...

ژورنال: گلجام 2017

Twist-weaving of kilim over the past centuries is preserved among the nomadic tribes of Kerman province, especially in Afshar tribe in Sirjan area and it has been used in decorating sofreh and salt bag. In recent decades, some changes are occurred in method of kilim weaving in this area and the "twist weaving" is used in all parts of kilim and has been famous as "Shirikipich Kili...

Journal: :زن در فرهنگ و هنر 0
خدیجه عالمی استادیار و عضو هیئت علمی دانشگاه تهران، گروه تاریخ حانیه عسکری کارشناس ارشد تاریخ اسلام از دانشگاه تهران پروین سهیل شماعی کارشناس تاریخ از دانشگاه تهران

political and social isolation of women in pre-islamic period and their blurred role in social and political life changed with the advent of islam. however, in the era of the caliphs, under the influence of jewish and christian cultural elements and the revival of certain pre-islamic arabian traditions, the page was turned and the situation is well reflected in historical texts and traditions. ...

تقوی نژاد, بهاره, صالحی کاخکی, احمد,

Introduction: The plant decorations are considered as the most obvious designs that are used elaborately in different works of art. They are also used frequently in architectural decoration, particularly the ones made of stucco. The way these plant ornaments are composed characterizes the period in which they were created though many of these compositions have been repeated frequently over cent...

Journal: :international journal of architecture and urban development 0
lida balilan asl assistant professor, faculty of architecture and art, islamic azad university, tabriz branch, tabriz, iran elham jafari studen , departmentof architecture and art, islamic azad university, tabriz branch, tabriz, iran

khoy, one of the major cities in the west azarbaijan province is known for its nature, military, border positions, proximity to the silk road, including many different cultures and overall is one of the important settlements in the area. this essay investigates khoy city’s expansion, from early islam until late qajar (fourth - fourteenth century) according to historical documents. this article ...

ژورنال: مطالعات عرفانی 2016

Islamic Mysticism and Sufism is the heritage of Islamic Civilization Which from the beginning till now, faced with many evolutions and due to inner factors, had different branches. in different definitions of Sufism by Sufis. In this article we try to investigate these definitions by content analysis approach. By studying the valid sufi texts from beginning to 13th century AH, and by extracting...

Journal: :Proceedings of the National Academy of Sciences of the United States of America 2008
Thomas E Levy Thomas Higham Christopher Bronk Ramsey Neil G Smith Erez Ben-Yosef Mark Robinson Stefan Münger Kyle Knabb Jürgen P Schulze Mohammad Najjar Lisa Tauxe

Recent excavations and high-precision radiocarbon dating from the largest Iron Age (IA, ca. 1200-500 BCE) copper production center in the southern Levant demonstrate major smelting activities in the region of biblical Edom (southern Jordan) during the 10th and 9th centuries BCE. Stratified radiocarbon samples and artifacts were recorded with precise digital surveying tools linked to a geographi...

Journal: :Orientalistica 2018

2007
Robert J. Shiller

While home price booms have been known for centuries, the recent boom is unique in its pervasiveness. Dramatic home price booms since the late 1990s have been in evidence in Australia, Canada, China, France, India, Ireland, Italy, Korea, Russia, Spain, the United Kingdom, and the United States, among other countries. There appears to be no prior example of such dramatic booms occurring in so ma...

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