the phenomenon of doubt (hesitation) in pre-islamic (jaheli) poetry is usually accompanied with plagiarism (entehal). plagiary is not limited to any special nation; rather, it is widespread. in literary works of many nations. mohammad ibn-e-sallam aljomahi and abdolmalik ibn-e- hesham are among the most prominent critics of plagiary. also , morgolious, one of the greatest orientalists, has crit...

With rising sea levels and environmental problems caused by population and economic pressures colliding at the world's coastlines, there are huge risks to people and the environment, but also opportunities to restore natural defences and help both. Michael Gross reports.

background: the aim of this prospective, randomized, single-blinded study was to compare the effects of a carbohydrate drink 400 ml given 2 h before the surgery with preoperative overnight fasting on the gastric ph and residual volume, postoperative nausea and vomiting (ponv) and antiemetic consumption in patients undergoing laparoscopic cholecystectomy. materials and methods: forty american so...

Nowadays, Economic systems play an important role in environment's field. Along with the rapid change in global manufacturing scenario, environmental and social issues are becoming more important in managing any business. Increasing pressures and challenges to improve economic and environmental performance have been caused developing countries in generally in particular to consider and to start...

Randomized voting rules are gaining increasing attention in computational and non-computational social choice. A particularly interesting class of such rules are maximal lottery (ML) schemes, which were proposed by Peter Fishburn in 1984 and have been repeatedly recommended for practical use. However, the subtle differences between different ML schemes are often ignored. Two canonical subsets o...

In the discussions of trading, unemployment and income distribution inequality, this question is raised by economists that in economic development of developing and developed countries, which policy is necessary in the first stage. Is trading liberalization the pre-requirement of transfer from a close economy to a relative open economy and is it necessary for the developed economy compared to o...