Výsledky vyhľadávania - Numerical methods in mathematik programming, optimization and calculus of variations

An implicit gradient-descent procedure for minimax problems Autor Essid, Montacer, Tabak, Esteban G., Trigila, Giulio

“… Convergence is shown through local analysis and through numerical examples in optimal transport and linear programming…”
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Global convergence of a modified Fletcher–Reeves conjugate gradient method with Armijo-type line search Autor Zhang, Li, Zhou, Weijun, Li, Donghui

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Projected Barzilai-Borwein methods for large-scale box-constrained quadratic programming Autor Dai, Yu-Hong, Fletcher, Roger

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On the computation of spherical designs by a new optimization approach based on fast spherical Fourier transforms Autor Gräf, Manuel, Potts, Daniel

“… ). For the minimization problem we regard several nonlinear optimization methods on manifolds, like Newton and conjugate gradient methods…”
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A formulation of the linear discrete Coulomb friction problem via convex optimization Autor Acary, V., Cadoux, F., Lemaréchal, C., Malick, J.

“… The novelty of our approach is to capture and treat directly the friction model as a parametric quadratic optimization problem with second…”
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Solving implicit mathematical programs with fuzzy variational inequality constraints based on the method of centres with entropic regularization Autor Lan, Heng-you, Nieto, Juan J.

“… complementarity constrained optimization problem, and the fuzzy implicit complementarity constrained optimization problem can be converted to a regular nonlinear parametric programming problem…”
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Dimension reduction for damping optimization in linear vibrating systems Autor Benner, P., Tomljanović, Z., Truhar, N.

“… As optimization criterion we use the minimization of the average total energy of the system which is equivalent to the minimization of the trace of the solution of the corresponding Lyapunov equation AX + X…”
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The control variational method for beams in contact with deformable obstacles Autor Barboteu, M., Sofonea, M., Tiba, D.

“… Then, we provide an alternative approach to the model, based on the control variational method. Necessary and sufficient optimality conditions are derived, together with an approximation property…”
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Stopping rules and backward error analysis for bound-constrained optimization Autor Gratton, Serge, Mouffe, Mélodie, Toint, Philippe L.

“… The backward error problem is finally considered from the multicriteria optimization point of view and some numerical illustration is provided…”
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A subspace implementation of quasi-Newton trust region methods for unconstrained optimization Autor Wang, Zhou-Hong, Yuan, Ya-Xiang

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Numerical analysis of an inverse problem for the eikonal equation Autor Deckelnick, Klaus, Elliott, Charles M., Styles, Vanessa

“… This is formulated as an optimisation problem for a quadratic functional with the state equation being the eikonal equation coupled to the so-called Soner boundary condition…”
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Numerical optimization of the Voith-Schneider® Propeller Autor Jürgens, D., Palm, M., Singer, S., Urban, K.

“… We investigate the choice of this BSC in order to optimize the efficiency of the VSP. We use numerical optimization and Computational Fluid Dynamics (CFD…”
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Approximating optimization problems over convex functions Autor Aguilera, Néstor E., Morin, Pedro

“…Many problems of theoretical and practical interest involve finding an optimum over a family of convex functions. For instance, finding the projection on the…”
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Piecewise linear approximations in nonconvex nonsmooth optimization Autor Gaudioso, M., Gorgone, E., Monaco, M. F.

“…We present a bundle type method for minimizing nonconvex nondifferentiable functions of several variables…”
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Rate of Convergence for some constraint decomposition methods for nonlinear variational inequalities Autor Tai, Xue-Cheng

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Computation of order conditions for symplectic partitioned Runge-Kutta schemes with application to optimal control : Order conditions for symplectic partitioned Runge-Kutta schemes Autor BONNANS, J. Frédéric, LAURENT-VARIN, Julien

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A posteriori error estimation for finite element discretization of parameter identification problems Autor Vexler, Boris, Becker, Roland

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Second-order nonsmooth optimization for H ∞ synthesis Autor Bompart, Vincent, Noll, Dominikus, Apkarian, Pierre

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On Schwarz-type smoothers for saddle point problems with applications to PDE-constrained optimization problems Autor Simon, René, Zulehner, Walter

“…) of a PDE-constrained optimization problem. In particular, we discuss the construction of an additive Schwarz-type smoother for a certain class of optimal control problems…”
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Optimization of a functionally graded circular plate with inner rigid thin obstacles. II. Approximate problems Autor HLAVACEK, I, LOVISEK, J

“…Optimal design of a simply supported functionally graded axisymmetric circular plate resting on several inner rigid rings is presented in Part I. The variable…”
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