Suchergebnisse - Geometrical problems and computations). General Terms
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Geometric programming problem with single-term exponents subject to max-product fuzzy relational equations
ISSN: 0895-7177, 1872-9479Veröffentlicht: Kidlington Elsevier Ltd 2011Veröffentlicht in Mathematical and computer modelling (2011)“… In this paper, an optimization model for minimizing an objective function with single-term exponents subject to fuzzy relational equations specified in max-product composition is presented …”
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Topological Derivatives of Shape Functionals. Part I: Theory in Singularly Perturbed Geometrical Domains
ISSN: 0022-3239, 1573-2878Veröffentlicht: New York Springer US 01.02.2019Veröffentlicht in Journal of optimization theory and applications (01.02.2019)“… Mathematical analysis and numerical solutions of problems with unknown shapes or geometrical domains is a challenging and rich research field in the modern theory of the calculus of variations …”
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Optimizing the geometric programming problem with single-term exponents subject to max–min fuzzy relational equation constraints
ISSN: 0895-7177, 1872-9479Veröffentlicht: Oxford Elsevier Ltd 01.02.2008Veröffentlicht in Mathematical and computer modelling (01.02.2008)“… In this study we investigate the problem of minimizing an objective function with single-term exponents subject to fuzzy relational equations specified in max–min composition …”
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Two Interface-Type Numerical Methods for Computing Hyperbolic Systems with Geometrical Source Terms Having Concentrations
ISSN: 1064-8275, 1095-7197Veröffentlicht: Philadelphia, PA Society for Industrial and Applied Mathematics 01.01.2005Veröffentlicht in SIAM journal on scientific computing (01.01.2005)“… We propose two simple well-balanced methods for hyperbolic systems with geometrical source terms having concentrations …”
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An improved formalism for quantum computation based on geometric algebra—case study: Grover’s search algorithm
ISSN: 1570-0755, 1573-1332Veröffentlicht: Boston Springer US 01.04.2013Veröffentlicht in Quantum information processing (01.04.2013)“… Using this formalism we efficiently solve the exact search problem, as well as easily representing more general search situations …”
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On 3-stage geometric explicit Runge–Kutta method for singular autonomous initial value problems in ordinary differential equations
ISSN: 0010-485X, 1436-5057Veröffentlicht: Vienna Springer Vienna 01.07.2011Veröffentlicht in Computing (01.07.2011)“… ’ series incremental function. In this work, a 3-stage geometric explicit Runge–Kutta method for solving autonomous initial value problems in ordinary differential equations is derived and implemented …”
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On the frequency response computation of geometrically nonlinear flat structures using reduced-order finite element models
ISSN: 0924-090X, 1573-269XVeröffentlicht: Dordrecht Springer Netherlands 01.07.2019Veröffentlicht in Nonlinear dynamics (01.07.2019)“… This paper presents a general methodology to compute nonlinear frequency responses of flat structures subjected to large amplitude transverse vibrations, within a finite element context …”
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Graph theoretic methods in multiagent networks
ISBN: 1400835356, 9781400835355, 9780691140612, 0691140618Veröffentlicht: Princeton Princeton University Press 2010“… This accessible book provides an introduction to the analysis and design of dynamic multiagent networks. Such networks are of great interest in a wide range of …”
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Analysis of ray tube area in geometrical shock dynamics
ISSN: 0096-3003, 1873-5649Veröffentlicht: Amsterdam Elsevier Inc 15.09.2010Veröffentlicht in Applied mathematics and computation (15.09.2010)“… in geometrical shock dynamics. We have shown that from our results one can deduce Whitham’s area function relation as a partial differential equation from our general formulations. Some applications are discussed …”
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Geometrical integration of Landau–Lifshitz–Gilbert equation based on the mid-point rule
ISSN: 0021-9991, 1090-2716Veröffentlicht: Amsterdam Elsevier Inc 01.11.2005Veröffentlicht in Journal of computational physics (01.11.2005)“… The mid-point rule is an unconditionally stable and second order accurate scheme which preserves the fundamental geometrical properties of LLG dynamics …”
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Three-points interfacial quadrature for geometrical source terms on nonuniform grids: Application to finite volume schemes for parameter-dependent differential equations
ISSN: 0008-0624, 1126-5434Veröffentlicht: Milan Springer Milan 01.09.2012Veröffentlicht in Calcolo (01.09.2012)“… ) regularity for nonuniform meshes is introduced in the most general case, to compensate possibly reduced consistency conditions, and the optimality of the convergence rates with respect …”
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Friction and geometric source terms in a 1D augmented shallow water equations system
ISSN: 0309-1708Veröffentlicht: Elsevier Ltd 01.10.2025Veröffentlicht in Advances in water resources (01.10.2025)“… In the present approach, geometrical irregularities are incorporated in the convective term, while a specific numerical treatment of the friction source term is introduced, which is able to face stiff problems …”
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A steady state capturing and preserving method for computing hyperbolic systems with geometrical source terms having concentrations
ISSN: 0021-9991, 1090-2716Veröffentlicht: Amsterdam Elsevier Inc 20.11.2006Veröffentlicht in Journal of computational physics (20.11.2006)“… We propose a simple well-balanced method named the slope selecting method which is efficient in both steady state capturing and preserving for hyperbolic system with geometrical source terms having concentrations …”
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On geometric multigrid methods for triangular grids using three-coarsening strategy
ISSN: 0168-9274, 1873-5460Veröffentlicht: Kidlington Elsevier B.V 01.07.2009Veröffentlicht in Applied numerical mathematics (01.07.2009)“… This paper deals with the design of efficient geometric multigrid methods on hierarchical triangular grids using a three-coarsening strategy. In [F.J. Gaspar, J.L. Gracia, F.J …”
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Presentation of the Book The Gröbner Cover
ISSN: 1661-8270, 1661-8289Veröffentlicht: Cham Springer International Publishing 01.06.2020Veröffentlicht in Mathematics in computer science (01.06.2020)“… It also includes applications to the automatic deduction of geometric theorems, loci computation and envelopes …”
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On the use of the geometric approach to global stability for three dimensional ODE systems: A bilinear case
ISSN: 0022-247X, 1096-0813Veröffentlicht: San Diego, CA Elsevier Inc 01.12.2008Veröffentlicht in Journal of mathematical analysis and applications (01.12.2008)“… Our main goal is to find sufficient conditions, expressed in terms of the parameters of the system, ensuring that the geometric approach to global stability analysis, due to [M.Y. Li, J.S …”
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Geometric multigrid for high-order regularizations of early vision problems
ISSN: 0096-3003, 1873-5649Veröffentlicht: New York, NY Elsevier Inc 15.01.2007Veröffentlicht in Applied mathematics and computation (15.01.2007)“… Because the application of algebraic multigrid is usually constrained by an M-matrix condition which does not hold for discretizations of high-order problems, a geometric multigrid framework …”
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Geometric methods and formulations in computational multibody system dynamics
ISSN: 0001-5970, 1619-6937Veröffentlicht: Vienna Springer Vienna 01.12.2016Veröffentlicht in Acta mechanica (01.12.2016)“… Geometric mechanics deals with the mathematical modeling of such systems and has proven to be a valuable tool providing insights into the dynamics of mechanical systems, from a theoretical as well …”
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Realization of a Framework for Simulation-Based Large-Scale Shape Optimization Using Vertex Morphing
ISSN: 0022-3239, 1573-2878Veröffentlicht: New York Springer US 01.04.2021Veröffentlicht in Journal of optimization theory and applications (01.04.2021)“… This requires that different physics solvers should be handled in black-box nature. The current contribution discusses the conceptualization and applications of a general …”
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A Variational Framework for Curve Shortening in Various Geometric Domains
ISSN: 1077-2626, 1941-0506, 1941-0506Veröffentlicht: United States IEEE 01.04.2023Veröffentlicht in IEEE transactions on visualization and computer graphics (01.04.2023)“… Geodesics measure the shortest distance (either locally or globally) between two points on a curved surface and serve as a fundamental tool in digital geometry …”
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