179,552 research outputs found

    A hyperbolic system and the cost of null controllability for the Stokes system

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    This paper is devoted to study the cost of the null controllability for the Stokes system. Using the control transmutation method we show that the cost of driving the Stokes system to rest at time T is of order e^C/T when T -->0^+,i.e., the same order as for the heat equation. For this to be possible, we are led to study the exact controllability of one hyperbolic system with a resistance term, which will be done under assumptions on the control region.Comment: 17 page

    Categorical Aspects of the Double Structure of a Module

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    In this work we develop some categorical aspects of the double structure of a module

    Spectroradiometric measurements of Lake Monroe, Indiana

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    There are no author-identified significant results in this report

    Acquisition and processing of data from the SL-2 mission (EREP pass no. 7) over the Lake Monroe, Indiana test site

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    There are no author-identified significant results in this report

    A fully-discrete Semi-Lagrangian scheme for a first order mean field game problem

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    In this work we propose a fully-discrete Semi-Lagrangian scheme for a {\it first order mean field game system}. We prove that the resulting discretization admits at least one solution and, in the scalar case, we prove a convergence result for the scheme. Numerical simulations and examples are also discussed.Comment: 28 pages,16 figure

    Reformatting Skylab and MSS data over northern Indiana

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    Study of the utilization of EREP data from the Wabash River Basin

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    There are no author-identified significant results in this report
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