منابع مشابه
MICHAEL JOHN HEALY and THOMAS PRESTON CAUDELL ONTOLOGIES AND WORLDS IN CATEGORY THEORY: IMPLICATIONS FOR NEURAL SYSTEMS
We propose category theory, the mathematical theory of structure, as a vehicle for defining ontologies in an unambiguous language with analytical and constructive features. Specifically, we apply categorical logic and model theory, based upon viewing an ontology as a sub-category of a category of theories expressed in a formal logic. In addition to providing mathematical rigor, this approach ha...
متن کاملReply to Oppenheimer and Preston
I am honored to have my essay discussed at such length by two of the most eminent scholars in the field. Because of space constraints, I will not attempt to respond to all of their points, but instead will focus on the most serious criticisms. Many of the issues raised by Preston and Oppenheimer are quite technical, and I will address them in due course. Let me begin, though, by addressing a mo...
متن کاملRoger Clarke
The search for viable eBusiness models continues. But important information is being overlooked. Discussions of open source software all too often focus on the limited context of Microsoft appearing to feel threatened by what it portrays as unbusinesslike competition from Linux and OpenOffice.org; whereas that debate is merely one small facet of the whole. Moreover, in addition to software, a g...
متن کاملRoger Hanlon
Megadamania The global desire to develop energyhungry industries and Western lifestyles, combined with the necessity to do so without further increasing the use of fossil fuels, has led to a massive spree of dam building around the world. A recent assessment by Christiane Zarfl from the Leibniz Institute of Freshwater Ecology and Inland Fisheries at Berlin, Germany, and colleagues estimates tha...
متن کاملRoger Hendrix
Roger Hendrix is Professor of Biological Sciences at the University of Pittsburgh and a Co-Director of the Pittsburgh Bacteriophage Institute. He got his undergraduate education at Caltech, went to Harvard for a PhD in biochemistry and molecular biology, and did postdoctoral work in the Biochemistry Department at the Stanford Medical School. Since 1973 he has been at the University of Pittsburg...
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ژورنال
عنوان ژورنال: The English Historical Review
سال: 1903
ISSN: 0013-8266,1477-4534
DOI: 10.1093/ehr/xviii.lxix.116