منابع مشابه
Competitive science: is competition ruining science?
Science has always been a competitive undertaking. Despite recognition of the benefits of cooperation and team science, reduced availability of funding and jobs has made science more competitive than ever. Here we consider the benefits of competition in providing incentives to scientists and the adverse effects of competition on resource sharing, research integrity, and creativity. The history ...
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volcanic landform can be as terrain legacies from the past to the present era be considered. these heritage of land in terms of their unique characteristics can be considered as geomorphosite in the scientific community and the public. the evaluation of resources is one of the most important tasks of geotourism research.and thereby become profitable and thriving tourism industry in their own di...
متن کاملGeoloGIS-BH: An Information System for Using the Built Heritage for Geological Teaching
There are examples of using stones of the cultural heritage for teaching purposes. Information systems have found several potential uses in the promotion and preservation of cultural heritage. In this paper is considered the conceptual framework of an information system concerning features of geological interest (FGI) in the built heritage (without any consideration in terms of its software imp...
متن کاملProving PSN after ruining a perfectly good calculus
We prove that a modified version of Kesner and Lengrand’s λlxr calculus has the property of preservation of strong normalisation (PSN) of β-reduction. The proof uses a general technique due to Lengrand and a slight adaptation of his proof of PSN for λlxr. In other work, our proof will be used to prove PSN for another calculus.
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ژورنال
عنوان ژورنال: Nature
سال: 2017
ISSN: 0028-0836,1476-4687
DOI: 10.1038/547032d