36,990 research outputs found

    Fractal states in quantum information processing

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    The fractal character of some quantum properties has been shown for systems described by continuous variables. Here, a definition of quantum fractal states is given that suits the discrete systems used in quantum information processing, including quantum coding and quantum computing. Several important examples are provided

    Computer program analyzes and monitors electrical power systems (POSIMO)

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    Requirements to monitor and/or simulate electric power distribution, power balance, and charge budget are discussed. Computer program to analyze power system and generate set of characteristic power system data is described. Application to status indicators to denote different exclusive conditions is presented

    Plagiarism On The Internet

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    This article addresses the problem of plagiarism on the Internet and offers practical guidelines and instructions for dealing with that problem. While technology-based tools such as plagiarism detection services are discussed, primary focus is given to stopping plagiarism before it occurs. Prevention ahead of time is considered far better than detection later in time. Good prevention techniques involve educating the faculty in terms of how they can better plagiarism-proof\u27 their assignments, and encouraging the administration to create academic plagiarism policies, academic integrity codes, and Christian academic policy statements. This article developed from a workshop presentation made at the 2002 Association of Academic Christian Librarians\u27 Annual Conference

    Uncertainty relations and possible experience

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    The uncertainty principle can be understood as a condition of joint indeterminacy of classes of properties in quantum theory. The mathematical expressions most closely associated with this principle have been the uncertainty relations, various inequalities exemplified by the well known expression regarding position and momentum introduced by Heisenberg. Here, recent work involving a new sort of “logical” indeterminacy principle and associated relations introduced by Pitowsky, expressable directly in terms of probabilities of outcomes of measurements of sharp quantum observables, is reviewed and its quantum nature is discussed. These novel relations are derivable from Boolean “conditions of possible experience” of the quantum realm and have been considered both as fundamentally logical and as fundamentally geometrical. This work focuses on the relationship of indeterminacy to the propositions regarding the values of discrete, sharp observables of quantum systems. Here, reasons for favoring each of these two positions are considered. Finally, with an eye toward future research related to indeterminacy relations, further novel approaches grounded in category theory and intended to capture and reconceptualize the complementarity characteristics of quantum propositions are discussed in relation to the former
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